Common use of Assigned Interest[s] Clause in Contracts

Assigned Interest[s]. 5 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]24 Assignee[s]25 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders26 Amount of Commitment/ Loans Assigned Loans10 Percentage Assigned of Commitment/ Loans27 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption 28 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: 24 List each Assignor, as appropriate. 25 List each Assignee, as appropriate. 26 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 27 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 28 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption [Consented to and]12 and]29 Accepted: BANK OF AMERICAXXXXX FARGO, N.A.NATIONAL ASSOCIATION, as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]30 By: Title: 12 29 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/Loans Assigned Loans10 Percentage Assigned of Commitment/ Loans9 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Exh D -- 3 Form of Assignment and Assumption [7. Trade Date: , 20 ]10 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]11 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]12 By: Title: 12 10 To be added only completed if the consent Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Administrative Agent is required by the terms of the Credit AgreementTrade Date.

Assigned Interest[s]. 5 Facility Assigned Aggregate Amount of Percentage Revolving Commitments/ Revolving Loans for all Lenders Amount of Commitment Revolving Commitment/ Principal Amount of Revolving Loans Assigned Percentage Assigned of Facility CommitmentRevolving Commitment/ Revolving Loans2 Revolving Loans/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % Revolving Commitments $ $ % [7. Trade Date: ______________]3 Effective Date: ____]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor_________ ___, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 20___ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 2 Set forth, to at least 9 decimals, as a percentage of the Revolving Commitment/Revolving Loans of all Lenders thereunder. 3 To be completed if the Assignor(s) and the Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. The terms set forth in this Assignment and Assumption Acceptance are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Name: Title: [Consented to and]12 and]4 Accepted: BANK OF AMERICAWXXXX FARGO BANK, N.A.NATIONAL ASSOCIATION, as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) ByName: Title: 12 [Consented to and]5 Accepted: WXXXX FARGO BANK, NATIONAL ASSOCIATION, as Swingline Lender By: Name: Title: 4 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]4 Assignee[s]5 Aggregate Amount of Percentage Commitment/ Loans for all Lenders6 Amount of Commitment Commitment/ Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number Loans7 $ $ % $ $ % $ $ % $ $ $ [7. Trade Date: ]8 [7.][8.] Effective Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 __, 20__9 4 List each Assignor, as appropriate. 7 5 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 6 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 7 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 8 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [9 TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] . The terms set forth in this Assignment and Assumption Acceptance are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]10 Accepted: BANK OF AMERICA, N.A.RIVERSTONE CREDIT MANAGEMENT LLC, as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]11 By: Title: 12 10 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 6 Aggregate Amount of Percentage Amount of Commitment Commitment/ Assigned of Facility Commitment/Loans /Loans Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 Assignor[s]7 Assignee[s]8 Assigned9 for all Lenders9 Lenders10 Assigned Loans10 Loans11 Number $ $ % $ $ % $ $ % [7. Trade Date: ]12 Effective Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor__, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 20_____ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR: [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented Title 6 The reference to and]12 Accepted: BANK OF AMERICA“Loans” in the table should be used only if the credit Agreement provides for Term Loans. 7 List each Assignor as appropriate. 8 List each Assignee as appropriate. 9 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g., N.A.“Revolving Commitment”, “Term Loan Commitment”, etc.). 10 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 11 Set forth, to at least 9 decimals, as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INCa percentage of the Commitment/Loans of all Lenders thereunder. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 To be added only completed if the consent Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Administrative Agent is required by the terms of the Credit AgreementTrade Date.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/ Loans Assigned Loans10 Percentage Assigned of Commitment/Loans9 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 10 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 10 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: [ ], 20 20[ ] [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]11 [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE ASSIGNEE[S]12 [NAME OF ASSIGNEE] By: Name: Title: 11 Add additional signature blocks as needed. 12 Add additional signature blocks as needed. Consented to and Accepted: JPMORGAN CHASE BANK, N.A., Administrative Agent By: Name: Title: [Consented to and]12 Acceptedto:]13 XXX RESEARCH CORPORATION By: BANK OF AMERICA, N.A., as Administrative Agent ByName: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 13 To be added only if the consent of the Administrative Agent Borrower is required by the terms of the Credit Agreement.. ANNEX I STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/Loans Assigned Loans10 Percentage Assigned of Commitment/ Loans9 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: $________________ $_________ ____________% $________________ $_________ ____________% $________________ $_________ ____________% [7. Trade Date: ]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 10 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 6 List each Assignor, as appropriate. 7 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 10 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]11 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]12 By: Title: 12 11 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Facility Assigned8 Aggregate Amount of Percentage Commitment for all Lenders9 Amount of Commitment Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Commitment10 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption [7. Trade Date: ]11 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: DNB BANK OF AMERICA, N.A.ASA, as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]13 By: Title: 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]5 Assignee[s]6 Aggregate Amount of Percentage Commitment/ Loans for all Lenders7 Amount of Commitment Assigned of Facility Commitment/Loans /Loans Assigned Percentage Assigned of Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number Loans8 $ $ % $ $ % $ $ % $ $ $ [7. [Trade Date: __________________]11 9 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 8 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 9 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]10 [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE[S]11 [NAME OF ASSIGNEE] By: Name: Title: [NAME OF ASSIGNEE] By: Name: Title: 10 Add additional signature blocks as needed. 11 Add additional signature blocks as needed. Consented to and]12 and Accepted: BANK OF AMERICAXXXXXX XXXXXXX SENIOR FUNDING, N.A.INC., as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) ByName: Title: [Consented to: Aircell Business Aviation Services LLC, as Borrower By: Name: Title: ]12 12 To be added only if the consent of the Administrative Agent BA is required by the terms of the Credit Agreement.. ANNEX 1 TO ASSIGNMENT AND ASSUMPTION STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Aggregate Amount Amount of of Percentage Amount of Commitment Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 Assignor[s]8 Assignee[s]9 for all Lenders9 Lenders10 Assigned Loans10 Commitment11 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 12 8 List each Assignor, as appropriate. 7 9 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 10 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 11 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 12 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGYto: BANK OF AMERICA, INC. (dN.A., as L/b/a SxxxXxxxx EnergyC Issuer By: Title:]14 Consented to: BANK OF AMERICA, Inc.) N.A., as Swingline Lender By: Title: 12 [Consented to: 13 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]8 Assignee[s]9 Aggregate Amount of Percentage Commitment/ Loans for all Lenders10 Amount of Commitment /Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Loans11 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 12 8 List each Assignor, as appropriate. 7 9 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 10 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 11 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 12 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGYto and Accepted: BANK OF AMERICA, INC. (dN.A., as L/b/a SxxxXxxxx Energy, Inc.) C Issuer By: Title: 12 ]14 [Consented to: KOFAX, INC., as the Company By: Title: ]15 13 To be added included only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.. 14 To be included only if the consent of the L/C Issuer is required by the terms of the Credit Agreement. 15 To be included only if the consent of the Company is required by the terms of the Credit Agreement. Form of Assignment and Assumption ANNEX 1 TO ASSIGNMENT AND ASSUMPTION STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s]10 Assignee[s]11 Facility Assigned Aggregate Amount of Percentage Commitment/ Loans for all Lenders12 Amount of Commitment Commitment/ Loans Assigned* Assigned Percentage of Facility Commitment/Commitment/ Loans13 CUSIP Number Tranche A-1 Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ and Tranche A-2 Loans € € % $ $ Tranche A-1 Loans and Tranche A-2 Loans € € % $ $ Tranche A-1 Loans and Tranche A-2 Loans € € % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 10 List each Assignor, as appropriate. 7 11 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 12 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 13 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 Form of Assignment and Assumption [7. Trade Date: ]14 14 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR: [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE ASSIGNEE: [NAME OF ASSIGNEE] By: Name: Title: [Consented to and]12 and]15 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Name: Title: [Consented to:13 RIATA ENERGYto:]16 AVNET, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Name: Title: 12 15 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.. 16 To be added only if the consent of the Parent is required by the terms of the Credit Agreement. Form of Assignment and Assumption ANNEX 1 TO ASSIGNMENT AND ASSUMPTION STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s]3 Assignee Facility Assigned4 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders5 Amount of Commitment/Loans Assigned Loans10 Number Percentage Assigned of Commitment / Loans6 $ $ % $ $ % $ $ % [7. Trade Effective Date: __________________June [●] , 2015 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR, BUT IN ANY EVENT NOT PRIOR TO JUNE 22, 2015]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 3 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 4 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan B Commitment”, etc.). 9 5 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 6 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S] [NAME OF ASSIGNORSee Lender Consent] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: _________________________________ Title: [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.ANNEX 1 TO ASSIGNMENT AND ASSUMPTION STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 6 Aggregate Amount of Percentage Amount of Commitment Amount of Assigned of Facility Commitment/Loans /Loans Commitment/Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 Assignor[s]7 Assignee[s]8 Assigned9 for all Lenders9 Lenders10 Assigned Loans10 Loans11 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 12 6 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 7 List each Assignor, as appropriate. 7 8 List each Assignee, as appropriate. 8 9 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 10 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 11 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 12 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO 20___[TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICA, N.A., as Administrative Agent Agent, L/C Issuer and Swing Line Lender By: Title: Consented to:13 to:14 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 13 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]15 Assignee[s]16 Aggregate Amount of Percentage Commitment/Advances for all Lenders18 Amount of Commitment Commitment/Advances Assigned8 Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Advances19 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 20 15 List each Assignor, as appropriate. 7 16 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right 18 Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 19 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans Advances of all Lenders thereunder. 11 20 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]21 [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Title: ASSIGNEE[S]22 [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]23 Accepted: BANK OF AMERICAJPMORGAN CHASE BANK, N.A.NATIONAL ASSOCIATION, as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INCto:]24 21 Add additional signature blocks as needed. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 22 Add additional signature blocks as needed. 23 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]7 Assignee[s]8 Facility Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Commitment/ Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Amount of Commitment/ Loans Assigned Percentage Assigned of Commitment/ Loans10 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 Effective Date: __________________, 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 7 List each Assignor, as appropriate. 7 8 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans Commitment of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Exhibit D Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INCto: RELIANCE STEEL & ALUMINUM CO. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: BANK OF AMERICA, N.A., as Swing Line Lender and Issuing Lender By: Title:]13 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/ Loans Assigned Loans10 Number Percentage Assigned of Commitment/ Loans9 $ $ % $ $ % $ $ % 5 The reference to “Loans” in the table should be used only if the Commitments have terminated. 6 List each Assignor, as appropriate. [7. Trade Date: ________________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor10 Effective Date:______________, as appropriate. 20______[TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth the type of Commitment to be assigned such as the Initial Commitment/the First Delayed Draw Commitment/the Second Delayed Draw Commitment. 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 10 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Name: Title: [Consented to and]12 Accepted: BANK OF AMERICAto:11 WILMINGTON TRUST, N.A.NATIONAL ASSOCIATION, as Administrative Agent By: Name: Title: Consented to:13 RIATA ENERGYto:12 ACUTUS MEDICAL, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Name: Title: 12 11 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/Loans Assigned Loans10 Percentage Assigned of Commitment/ Loans9 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Exh D — 3 Form of Assignment and Assumption [7. Trade Date: , 20 ]10 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]11 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]12 By: Title: 12 10 To be added only completed if the consent Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Administrative Agent is required by the terms of the Credit AgreementTrade Date.

Assigned Interest[s]. 5 Assignor[s]8 Assignee[s]9 Aggregate Amount of Percentage Commitment for all Lenders10 Amount of Commitment Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Commitment11 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 12 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 8 List each Assignor, as appropriate. 7 9 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 10 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 11 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 12 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGYto:]14 BORROWER: XXXXXXX INDUSTRIAL REALTY, L.P., a Maryland limited partnership By: XXXXXXX INDUSTRIAL REALTY, INC. (d/b/., a SxxxXxxxx EnergyMaryland corporation, Inc.) its General Partner By: Name: Title: 12 13 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Aggregate Amount of Percentage Amount of Percentage Commitment Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 Assignor[s]5 Assignee[s]6 for all Lenders9 Lenders7 Assigned Loans10 Commitment8 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 9 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 8 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 9 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]10 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]11 By: Title: 12 10 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]8 Assignee[s]9 Aggregate Amount of Percentage Commitments/Loans for all Lenders10 Amount of Commitment Commitments/ Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Commitments/ Loans11 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: ________________ $ ___]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 ______ ____________ % $ ________________ $ _________ ____________ % $ ________________ $ _________ ____________ % 8 List each Assignor, as appropriate. 7 9 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 10 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 11 Set forth, to at least 9 decimals, as a percentage of the CommitmentCommitments/Loans of all Lenders thereunder. 11 Form of Assignment and Assumption [7. Trade Date: __________________]12 12 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICAJPMorgan Chase Bank, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]14 By: Title: 12 13 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Term Loan Agreement.

Assigned Interest[s]. 5 Assignor(s)6 Assignee(s)7 Facility Assigned8 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Amount of Commitment/ Loans Assigned9 Percentage Assigned of Commitment/ Loans10 CUSIP Number $ $ % $ $ % $ $ % ASSIGNEE(S) [7. Trade DateINSERT NAME OF ASSIGNEE] [and is an Affiliate/Approved Fund of [identify Lender]11] By: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. Name: Title: ASSIGNOR(S) [INSERT NAME OF ASSIGNOR] By: Name: Title: 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, ,” etc.). ) 9 Amounts in this column and in the column immediately to the right Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined Select as of the Trade Dateapplicable. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK OF AMERICAXXXXX FARGO BANK, N.A.NATIONAL ASSOCIATION, as Administrative Agent By: Name: Title: XXXXX FARGO BANK, NATIONAL ASSOCIATION, as Swingline Lender and Issuing Lender By: Name: Title: [Consented to:13 RIATA ENERGYto:]13 XXXX, INC. (d/b/a SxxxXxxxx Energy, Inc.) on behalf of itself and the other Borrowers By: Name: Title: 12 To be added only if the consent of the Administrative Agent Agent, the Swingline Lender or any Issuing Lender is required by the terms of the Credit Agreement.. May also use a Master Consent. 13 To be added only if the consent of the Borrowers is required by the terms of the Credit Agreement. May also use a Master Consent. ANNEX 1 to Assignment and Assumption STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s] Assignee[s] Aggregate Amount of Percentage Term Loans for all Lenders1 Amount of Commitment Term Loan Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Term Loan2 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption 3 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: 1 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 2 Set forth, to at least 9 decimals, as a percentage of the aggregate amount of the Term Loan for all Lenders thereunder. 3 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption [Consented to and]12 and]4 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]5 By: Title: 12 4 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Term Loan Agreement.. 5 To be added only if the consent of the Borrower and/or other parties is required by the terms of the Term Loan Agreement. Form of Assignment and Assumption ANNEX 1 TO ASSIGNMENT AND ASSUMPTION Term Loan Agreement dated as of , 2011 among Xxxxx-Xxxxx, Inc., the Lenders from time to time party thereto, and Bank of America, N.A., as Administrative Agent STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s] Assignee[s] Facility Assigned Aggregate Amount of Percentage Revolving Commitment/ Advances for all Lenders5 Amount of Commitment Revolving Commitment/ Advances Assigned8 Percentage Assigned of Facility Commitment/Loans /Loans Revolving Commitment/ Advances6 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY THE ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S] [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S] [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and Accepted: BANK OF AMERICAXXXXX FARGO BANK, N.A.NATIONAL ASSOCIATION, as Administrative Agent By: By 5 Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 6 Set forth, to at least 9 decimals, as a percentage of the Revolving Commitment/Advances of all Lenders thereunder. 7 To be completed if the Assignor(s) and the Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Title: [Consented to:13 RIATA ENERGYto:]8 [NAME OF ISSUING LENDERS] By Title: [NAME OF SWINGLINE LENDERS] By Title: NATIONAL OILWELL VARCO, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: By Title: 12 To be added only 8 Borrower’s consent not necessary if the consent Event of the Administrative Agent is required by the terms of the Credit Agreement.Default exists. ANNEX 1 STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Facility Assigned8 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Amount of Commitment/Loans Assigned8 Percentage Assigned of Commitment/ Loans10 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. e.g., “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). ) 9 Amounts in this column and in the column immediately to the right Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S] [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Title: ASSIGNEE[S] [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK [NAME OF AMERICA, N.A.AGENT], as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]13 [NAME OF RELEVANT PARTY] By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Facility Assigned8 Aggregate Amount of Percentage Commitment9 Amount of Commitment Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Commitment10 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S] [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S] [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent Agent, [Issuing Lender and Swingline Lender] By: Title: [BANK OF AMERICA, N.A., London Branch, as Euro Swingline Lender] By: Title: [ ], as Issuing Lender By: Title: [Consented to:13 RIATA ENERGY, to:]13 KENNAMETAL INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 To Depending on Assignee(s), consent of certain parties may be added only if required under the Credit Agreement. 13 Depending on Assignee(s), consent of the Administrative Agent is Company may be required by the terms of under the Credit Agreement.. ANNEX 1 TO ASSIGNMENT AND ASSUMPTION STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/ Loans Assigned8 Percentage Assigned Loans10 of Commitment/ Loans9 CUSIP Number $ $ % $ $ % $ $ % [7. Trade 0.Xxxxx Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 10 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 10 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: _____________ ___, 20 20___ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S] [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Title: ASSIGNEE[S] [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]11 Accepted: BANK [NAME OF AMERICA, N.A.AGENT], as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, to:]12 JABIL INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 11 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]5 Assignee[s]6 Facility Assigned7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/Loans Assigned Loans10 Number Percentage Assigned of Commitment/ Loans9 $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 10 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each Assignee, as appropriate. 8 7 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 8 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 10 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]11 [NAME OF ASSIGNOR] By: [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S]12 [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]14 By: Title: 11 Add additional signature blocks as needed. 12 Add additional signature blocks as needed. 13 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Facility Assigned8 Aggregate Amount of Percentage Commitment for all Lenders9 Amount of Commitment Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Commitment10 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]13 [COMPANY] By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ $_____________ $_________ __________% $ $ $_____________ $_________ __________% $ $ $_____________ $_________ __________% [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List Effective Date: __________________, 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 7List each Assignor, as appropriate. 7 List 8List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts 9Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set 10Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans applicable Revolving Facility of all Lenders thereunder. 11 To 11To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]12 [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE[S]13 [NAME OF ASSIGNEE] By: Name: Title: [NAME OF ASSIGNEE] By: Name: Title: 12Add additional signature blocks as needed. Include both Fund and manager making the trade (if applicable). 13Add additional signature blocks as needed. Include both Fund and manager making the trade (if applicable). [Consented to and]12 and]14 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) ByName: Title: 12 To 14To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement. [Consented to:]15 [___________________________] By: Name: Title: 15To be added only if the consent of the Company and/or other parties (e.g. each Swing Line Lender, each L/C Issuer) is required by the terms of the Credit Agreement. Add additional consent pages as needed.

Assigned Interest[s]. 5 Assignor[s]15 Assignee[s]16 Facility Assigned Aggregate Amount of Percentage Commitment/ Revolving Credit Loans for all Lenders17 Amount of Commitment Commitment/ Revolving Credit Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Revolving Credit Loans18 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 19 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 15 List each Assignor, as appropriate. 7 16 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 17 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 18 Set forth, to at least 9 decimals, as a percentage of the Commitment/Revolving Credit Loans of all Lenders thereunder. 11 19 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]20 [NAME OF ASSIGNOR] By: [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S]21 [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: 20 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). 21 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). Form of Assignment and Assumption [Consented to and]12 and]22 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: Consented to:13 RIATA ENERGYBANK OF AMERICA, INC. (dN.A., as L/b/a SxxxXxxxx Energy, Inc.) C Issuer By: Title: 12 [Consented to:]23 AMERICAN RESIDENTIAL LEASING COMPANY, LLC By: Title: 22 To be added only if the consent of the Administrative Agent and/or L/C Issuer is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]5 Assignee[s]6 Facility Assigned7 Aggregate Amount of Percentage Commitment/ Loans for all Lenders8 Amount of Commitment Assigned of Facility Commitment/Commitment/ Loans /Loans Commitment/ Assigned8 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 9 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each Assignee, as appropriate. 8 7 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit A Commitment”, ,” “Revolving B Commitment,” “Term Loan A Commitment”, ,” “Term B Commitment,” etc.). 9 Amounts in this column and in the column immediately to the right ) 8 Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: [ , 20 ] [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]10 [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE[S]11 [NAME OF ASSIGNEE] By: Name: Title: [NAME OF ASSIGNEE] By: Name: Title: 10 Add additional signature blocks as needed. 11 Add additional signature blocks as needed. [Consented to and]12 Accepted: BANK [NAME OF AMERICA, N.A.ADMINISTRATIVE AGENT], as Administrative Agent By: By Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: to:]13 [NAME OF RELEVANT PARTY] By Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Aggregate Amount Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.)Assignment. 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the $ $ % $ $ % [7. Trade Date. Form of Assignment and Assumption : __________________]11 Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and] 12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGYto:]13 MOHAWK INDUSTRIES, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignment and Assumption Assignor[s]4 Assignee[s]5 Facility Assigned6 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders7 Amount of Commitment/ Loans Assigned Loans10 Percentage Assigned of Commitment/ Loans8 CUSIP Number $ ________________ $ _________ ____________ % $ ________________ $ _________ ____________ % $ ________________ $ _________ ____________ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]10 [NAME OF ASSIGNOR] By: [NAME OF ASSIGNOR] By: Title: ASSIGNEE 4 List each Assignor, as appropriate. 5 List each Assignee and, if available, its market entity identifier, as appropriate. 6 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, etc.). 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 8 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 9 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. 10 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). Assignment and Assumption ASSIGNEE[S]11 [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: 11 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). Assignment and Assumption [Consented to and]12 Accepted: BMO XXXXXX BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]13 By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]9 Assignee[s]10 Aggregate Amount of Percentage Loans for all Lenders11 Amount of Commitment Loan Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Loans12 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 13 Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 9 List each Assignor, as appropriate. 7 10 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 11 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 12 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 13 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]14 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 [Consented to:]15 By: Title: 14 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s] Assignee[s] Facility Assigned Aggregate Amount of Percentage Revolving Commitment/ Advances for all Lenders5 Amount of Commitment Revolving Commitment/ Advances Assigned8 Percentage Assigned of Facility Commitment/Loans /Loans Revolving Commitment/ Advances6 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY THE ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S] [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S] [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and Accepted: BANK OF AMERICAXXXXX FARGO BANK, N.A.NATIONAL ASSOCIATION, as Administrative Agent By: By Title: 5 Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 6 Set forth, to at least 9 decimals, as a percentage of the Revolving Commitment/Advances of all Lenders thereunder. 7 To be completed if the Assignor(s) and the Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. [Consented to:13 RIATA ENERGYto:]8 [NAME OF ISSUING LENDERS] By Title: [NAME OF SWINGLINE LENDERS] By Title: NATIONAL OILWELL VARCO, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: By Title: 12 To be added only 8 Borrower’s consent not necessary if the consent Event of the Administrative Agent is required by the terms of the Credit Agreement.Default exists. ANNEX 1 STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Revolving Credit Facility8 Amount of Commitment Revolving Credit Commitment/ Revolving Credit Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Revolving Credit Facility9 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade DateRevolving Credit Facility. Form of Assignment and Assumption Assignor[s]10 Assignee[s]11 Aggregate Amount of Term Loans for all Lenders12 Amount of Term Loans Assigned Percentage of Term Loans13 CUSIP Number $ $ % $ $ % 10 List each Assignor, as appropriate. 11 List each Assignee and, if available, its market entity identifier, as appropriate. 12 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 13 Set forth, to at least 9 decimals, as a percentage of the Term Loans of the Term Facility. Form of Assignment and Assumption [7. Trade Date: ]14 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]15 [NAME OF ASSIGNOR] By: Name: [Type Signatory Name] Title: ASSIGNEE [Type Signatory Title] [NAME OF ASSIGNOR] By: Name: [Type Signatory Name] Title: [Type Signatory Title] ASSIGNEE[S]16 [NAME OF ASSIGNEE] By: Name: [Type Signatory Name] Title: [Type Signatory Title] [NAME OF ASSIGNEE] By: Name: [Type Signatory Name] Title: [Type Signatory Title] 14 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. 15 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). 16 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). Form of Assignment and Assumption [Consented to and]12 and]17 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Name: [Type Signatory Name] Title: [Type Signatory Title] [Consented to:13 RIATA ENERGYto:]18 BANK OF AMERICA, INC. (dN.A., as an L/b/a SxxxXxxxx Energy, Inc.) C Issuer By: Name: [Type Signatory Name] Title: 12 [Type Signatory Title] [Consented to:]19 XXXXX FARGO BANK, N.A., as an L/C Issuer By: Name: [Type Signatory Name] Title: [Type Signatory Title] [Consented to:]20 CAPITAL ONE, NATIONAL ASSOCIATION, as an L/C Issuer By: Name: [Type Signatory Name] Title: [Type Signatory Title] 17 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement. 18 To be added only if the consent of each L/C Issuer is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Revolving Aggregate Credit Amount of Amount of Percentage Amount of Commitment Commitment Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 Assigned for all Lenders9 Lenders8 Assigned Loans10 Commitment Number $ $ % $ $ % $ $ % [7. Trade Date: ___ $___ $___ ___% ___ $___ $___ ___% ___ $___ $___ ____________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. % 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption [7. Trade Date: ]9 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]10 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]11 By: Title: 12 9 To be added only completed if the consent Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Administrative Agent is required by the terms of the Credit AgreementTrade Date.

Assigned Interest[s]. 5 Assignor[s]5 Assignee[s]6 Aggregate Amount of Percentage Commitment for all Banks7 Amount of Commitment Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Commitment8 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: ________________ $ ___]11 ______ ____________ % $ ________________ $ _________ ____________ % $ ________________ $ _________ ____________ % 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 8 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders Banks thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the [7. Trade Date. Form of Assignment and Assumption : __________________]9 Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 9 To be completed if the Assignor(s) and the Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]10 [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE[S]11 [NAME OF ASSIGNEE] By: Name: Title: [NAME OF ASSIGNEE] By: Name: Title: 10 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). 11 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) ByName: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.. ANNEX 1 TO ASSIGNMENT AND ASSUMPTION AGREEMENT STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION AGREEMENT

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Revolving Credit Facility8 Amount of Commitment Revolving Credit Commitment/ Revolving Credit Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Revolving Credit Facility9 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade DateRevolving Credit Facility. Form of Assignment and Assumption Assignor[s]10 Assignee[s]11 Aggregate Amount of Term Loans for all Lenders12 Amount of Term Loans Assigned Percentage of Term Loans13 CUSIP Number $ $ % $ $ % 10 List each Assignor, as appropriate. 11 List each Assignee and, if available, its market entity identifier, as appropriate. 12 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 13 Set forth, to at least 9 decimals, as a percentage of the Term Loans of the Term Facility. Form of Assignment and Assumption [7. Trade Date: __________________]14 Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]15 [NAME OF ASSIGNOR] By: [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S]16 [NAME OF ASSIGNEE] By: Title: [NAME OF ASSIGNEE] By: Title: 14 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. 15 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). 16 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). Form of Assignment and Assumption [Consented to and]12 and]17 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGYto and]18 Accepted: BANK OF AMERICA, INC. (dN.A., as a Swing Line Lender and L/b/a SxxxXxxxx Energy, Inc.) C Issuer By: Title: 12 [Consented to and]19 Accepted: XXXXX FARGO BANK, N.A., as a Swing Line Lender and L/C Issuer By: Title: [Consented to and]20 Accepted: CAPITAL ONE, NATIONAL ASSOCIATION, as a Swing Line Lender and L/C Issuer By: Title: 17 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.. 18 To be added only if the consent of the Swing Line Lender and L/C Issuer is required by the terms of the Credit Agreement. 19 To be added only if the consent of the Swing Line Lender and L/C Issuer is required by the terms of the Credit Agreement. 20 To be added only if the consent of the Swing Line Lender and L/C Issuer is required by the terms of the Credit Agreement. Form of Assignment and Assumption [Consented to:]21 EMPIRE STATE REALTY OP, L.P. By: Title: 21 To be added only if the consent of the Borrower is required by the terms of the Credit Agreement. Form of Assignment and Assumption ANNEX 1 TO ASSIGNMENT AND ASSUMPTION STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Amount of Commitment/ Loans Assigned Loans10 Percentage Assigned of Commitment/Loans9 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 10 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right Amount to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 10 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: [ ], 20 20[ ] [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]11 [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE ASSIGNEE[S]12 [NAME OF ASSIGNEE] By: Name: Title: 11 Add additional signature blocks as needed. 12 Add additional signature blocks as needed. Consented to and Accepted: JPMORGAN CHASE BANK, N.A., Administrative Agent and Issuing Bank and Swingline Lender By: Name: Title: [Consented to and]12 Acceptedto:]13 XXX RESEARCH CORPORATION By: BANK OF AMERICA, N.A., as Administrative Agent ByName: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 13 To be added only if the consent of the Administrative Agent Borrower is required by the terms of the Credit Agreement.. ANNEX I STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 Aggregate Amount of Percentage Amount of Commitment Amount of Assigned of Facility Commitment/Loans /Loans Commitment/Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders8 Assigned Loans10 Loans9 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO 20___[TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 10 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. E — 2 Form of Assignment and Assumption ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]11 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]12 By: Title: 12 11 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Aggregate Assignor[s]5 Assignee[s]6 Facility Assigned 7 AggregateAmount ofCommitment/Loansfor all Lenders8 Amount of Percentage Amount of Commitment Assigned of Facility CommitmentofCommitment/Loans /Loans Commitment/ LoansAssigned PercentageAssigned ofCommitment/Loans9 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ $________________ $_________ ____________% $ $ $________________ $_________ ____________% $ $ $________________ $_________ ____________% [7. Trade Date: __________________]11 10 ___________________ 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 7 Fill in the appropriate terminology for the types of facilities facility under the Credit Agreement that are being assigned under this Assignment (e.g. “e.g., Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 ) 8 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 10 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: __________________, 20 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]11 [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S]12 [NAME OF ASSIGNEEASSIGNOR] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: _________________________________ Title: Consented to:13 RIATA ENERGYBANK OF AMERICA, INC. (d/b/a SxxxXxxxx EnergyN.A., Inc.) as Issuing Bank and Swing Line Lender By: _________________________________ Title: [Consented to:14 AMERICAN ASSETS TRUST, L.P. By: _________________________________ Title:] ___________________ 11 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). 12 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). 13 To be added only if the consent of the Administrative Agent Agent, Issuing Bank and/or Swing Line Lender is required by the terms of the Credit Agreement.. 14 To be added only if the consent of the Borrower is required by the terms of the Credit Agreement. ANNEX 1 TO ASSIGNMENT AND ASSUMPTION STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION

Assigned Interest[s]. 5 6 Aggregate Amount of Percentage Amount of Commitment Percentage Commitment/ Commitment/ Assigned of Facility Commitment/Loans /Loans Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 Assignor[s] 7 Assignee[s]8 Assigned9 for all Lenders9 Lenders10 Assigned Loans10 Loans11 Number $ $ % $ $ % $ $ % [7. Trade Date: ]12 Effective Date: __________, 20________]11 5 _ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 6 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 7 List each Assignor, as appropriate. 7 8 List each Assignee, as appropriate. 8 9 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 10 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 11 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 12 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]13 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]14 By: Title: 12 13 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. Assignor[s] 5 Aggregate Assignee[s] 6 Amount of Percentage Assignor’s Term Loan 7 Amount of Commitment Term Loan Assigned 8 Percentage of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 Assignor’s Term Loan Assigned 9 Resulting Term Loan Amount for all Lenders9 Assigned Loans10 Number $ $ Assignor Resulting Term Loan Amount for Assignee $________ $________ _______% $ $ $________ $________ $________ $________ _______% $ $ $________ $________ $________ $________ _______% $________ $________ [7. Trade Date: __________________]11 10 Effective Date: __________________, 20__ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] _________________________ 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 appropriate 6 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 8 Subject to $1.0 million minimum amount requirement pursuant to Section 12.4(a)(ii)(A) of the Credit Agreement (if applicable). 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans Term Loan of all Lenders thereunder. 11 10 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent ByName: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.:

Assigned Interest[s]. 5 Aggregate Assignor[s]5 Assignee[s]6 Amount of Percentage Assignor’s [Term] [Revolving] Loans/ [Commitments] 7 Amount of Commitment [Term] [Revolving] Loans/ [Commitments] Assigned Percentage of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assignor’s [Term] [Revolving] Loans/ [Commitments] Assigned8 Resulting [Term] [Revolving] Loans/ [Commitments] Amount for all Lenders9 Assigned Loans10 Number Assignor Resulting [Term] [Revolving] Loans/ [Commitments] Amount for Assignee $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 $ $ $ $ $ $ $ $ $ 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 8 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the [7. Trade Date. Form of Assignment and Assumption : ]9 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 9 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. The terms set forth in this Assignment and Assumption Acceptance are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Name: Title: [Consented to and]12 and]10 Accepted: BANK OF AMERICACITIBANK, N.A., as Administrative Agent By: Name: Title: [Consented to:13 RIATA ENERGYto:11 AMERICAN AIRLINES, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Name: Title: 12 ] [Consented to:12 CITIBANK, N.A., as an Issuing Lender By: Name: Title:] 10 To be added only if the consent of the Administrative Agent is extent required by the terms under Section 10.02(b)(i)(A) of the Credit Agreement.. 11 To the extent required under Section 10.02(b)(i)(B) of the Credit Agreement. 12 To the extent required under Section 10.02(b)(i)(C) of the Credit Agreement ANNEX 1 TO ASSIGNMENT AND ACCEPTANCE Reference is made to the Credit and Guaranty Agreement, dated as of October [ ], 2014 (as amended, restated, supplemented or otherwise modified and in effect from time to time, the “Credit Agreement”), among American Airlines, Inc., a Delaware corporation (the “Borrower”), American Airlines Group Inc., a Delaware corporation (“Parent”), the other Subsidiaries of Parent from time to time party thereto other than the Borrower (together with the Parent, the “Guarantors”), Citibank N.A., as administrative agent (the “Administrative Agent”), as collateral agent (the “Collateral Agent”), and as an issuing lender (an “Issuing Lender”), and the Lenders party thereto from time to time. STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ACCEPTANCE

Assigned Interest[s]. 5 Assignor[s]2 Assignee[s]3 Aggregate Amount of Percentage Amount of Commitment Assigned of Facility Commitment/Loans /Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Lenders under Term Facility 4 Amount of Commitment/Loans Assigned Loans10 under Term Facility Percentage Assigned of Commitment/Loans under Term Facility 5 CUSIP Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 2 List each Assignor, as appropriate. 7 3 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 4 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 5 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 6 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]7 [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE [NAME OF ASSIGNOR] By: Name: Title: ASSIGNEE[S]8 [NAME OF ASSIGNEE] By: Name: Title: [NAME OF ASSIGNEE] By: Name: Title: 7 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). 8 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (if applicable). (….continued) [Consented to and]12 and]9 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) ByName: Title: 12 [Consented to:]10 CALLAWAY GOLF COMPANY, as Borrower By: Name: Title: 9 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]6 Assignee[s]7 Aggregate Amount of Percentage Commitment/ Loans for all Lenders8 Amount of Commitment Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Loans9 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 10 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 9 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans Commitment of all Lenders thereunder. 11 10 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]11 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:]12 By: Title: 12 11 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]5 Assignee[s]6 Facility Assigned Aggregate Amount of Percentage Loans for all Lenders7 Amount of Commitment Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Loans8 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 9 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each AssigneeAssignee and, if available, its market entity identifier, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 8 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Exhibit A Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] 9 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Exhibit A The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S]10 [NAME OF ASSIGNOR] By: _ [NAME OF ASSIGNOR] By: _ Title: ASSIGNEE ASSIGNEE[S]11 [NAME OF ASSIGNEE] By: _ Title: [Consented to and]12 Accepted: BANK NAME OF AMERICA, N.A., as Administrative Agent ASSIGNEE] By: _ Title: Consented to:13 RIATA ENERGY, INC10 Add additional signature blocks as needed. Include both Fund/Pension Plan and manager making the trade (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreementapplicable).

Assigned Interest[s]. 5 Aggregate Amount of Percentage Amount of Commitment Commitment/ Assigned of Facility Commitment/Loans /Loans Loans Commitment/ CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ Term Loan US$ US$ % $ $ U.S. Revolving Credit Commitment US$ US$ % $ $ Canadian Commitment C$ C$ % [7. Trade Date: ___]11 Effective Date: ___, 20____________]11 5 _ [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The reference to “Loans” terms set forth in the table should be used only if the Credit Agreement provides for Term Loans. this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Loan”, “Canadian Commitment”, etc.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 Accepted: BANK OF AMERICA, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGYto:]13 BANK OF AMERICA, N.A., as Issuing Lender By: Title: LXXXX, INC. (d/b/a SxxxXxxxx Energy, Inc.) By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.

Assigned Interest[s]. 5 Assignor[s]5 Assignee[s]6 Aggregate Amount of Percentage Commitment for all Lenders7 Amount of Commitment Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Loans8 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: __________________]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 6 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc.). 9 7 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 8 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 To be completed if the Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the [7. Trade Date. Form of Assignment and Assumption : ]9 Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR [NAME OF ASSIGNOR] By: Title: ASSIGNEE [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and]10 Accepted: BANK OF AMERICAXXXXX FARGO BANK, N.A.NATIONAL ASSOCIATION, as Administrative Agent Agent, L/C Administrator and Fronting Bank By: Title: [Consented to:13 RIATA ENERGYto and]11 XXXXX FARGO BANK, INC. (dNATIONAL ASSOCIATION, as L/b/a SxxxXxxxx Energy, Inc.) C Administrator and Fronting Bank By: Title: 12 [Consented to]12 9 To be added only completed if the consent Assignor and the Assignee intend that the minimum assignment amount is to be determined as of the Administrative Agent is required by the terms of the Credit AgreementTrade Date.

Assigned Interest[s]. 5 1 Include bracketed language if there are either multiple Assignors or multiple Assignees. Assignor[s] Assignee[s] Facility Assigned Aggregate Amount of Percentage Commitment / Loans for all Lenders Amount of Commitment / Loans Assigned Percentage Assigned of Facility Commitment/Loans /Loans Commitment/ Commitment / Loans2 CUSIP Assignor[s]6 Assignee[s]7 Assigned8 for all Lenders9 Assigned Loans10 Number $ $ % $ $ % $ $ % [7. Trade Date: ]3 Effective Date: _____________ ___, 20___]11 5 The reference to “Loans” in the table should be used only if the Credit Agreement provides for Term Loans. 6 List each Assignor, as appropriate. 7 List each Assignee, as appropriate. 8 Fill in the appropriate terminology for the types of facilities under the Credit Agreement that are being assigned under this Assignment (e.g. “Revolving Credit Commitment”, “Term Loan Commitment”, etc_ [TO BE INSERTED BY THE ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.). 9 Amounts in this column and in the column immediately to the right to be adjusted by the counterparties to take into account any payments or prepayments made between the Trade Date and the Effective Date. 10 ] 2 Set forth, to at least 9 decimals, as a percentage of the Commitment/Loans of all Lenders thereunder. 11 3 To be completed if the Assignor Assignor(s) and the Assignee Assignee(s) intend that the minimum assignment amount is to be determined as of the Trade Date. Form of Assignment and Assumption Effective Date: , 20 [TO BE INSERTED BY ADMINISTRATIVE AGENT AND WHICH SHALL BE THE EFFECTIVE DATE OF RECORDATION OF TRANSFER IN THE REGISTER THEREFOR.] The terms set forth in this Assignment and Assumption are hereby agreed to: ASSIGNOR ASSIGNOR[S] [NAME OF ASSIGNOR] By: Title: ASSIGNEE ASSIGNEE[S] [NAME OF ASSIGNEE] By: Title: [Consented to and]12 and] Accepted: BANK OF AMERICAJPMORGAN CHASE BANK, N.A., as Administrative Agent By: Title: [Consented to:13 RIATA ENERGY, INC. (d/b/a SxxxXxxxx Energy, Inc.) to:] [E*TRADE FINANCIAL CORPORATION] By: Title: 12 To be added only if the consent of the Administrative Agent is required by the terms of the Credit Agreement.ANNEX 1 STANDARD TERMS AND CONDITIONS FOR ASSIGNMENT AND ASSUMPTION