Mechanical Technology Inc Sample Contracts

AMENDED CLASS B COMMON STOCK PURCHASE WARRANT SOLUNA HOLDINGS, INC. (F/K/A MECHANICAL TECHNOLOGY, INCORPORATED)
Security Agreement • May 15th, 2024 • Soluna Holdings, Inc • Finance services

THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, _______ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time following the approval of the transactions contemplated by the Fourth Amendment Agreement dated as of February 24, 2024 between and among Soluna Holdings, Inc. (formerly known as Mechanical Technology, Incorporated), a Nevada corporation (the “Company”) and the Purchasers named on Schedule A thereto (the “Amended Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on May 10, 2028 (the “Termination Date”) but not thereafter, to subscribe for and purchase from, up to _______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • July 20th, 2022 • Soluna Holdings, Inc • Services-computer processing & data preparation • Nevada

This SECURITIES PURCHASE AGREEMENT (the “Agreement”), dated as of July 19, 2022, is by and among Soluna Holdings, Inc., a Nevada corporation with headquarters located at 325 Washington Avenue Extension, Albany, New York 12205 (the “Company”), and the investors who are signatories to this Agreement (each, a “Purchaser” and collectively, the “Purchasers”).

BETWEEN
Contribution Agreement • August 13th, 1998 • Mechanical Technology Inc • Measuring & controlling devices, nec • Michigan
CREDIT AGREEMENT
Credit Agreement • December 16th, 1998 • Mechanical Technology Inc • Measuring & controlling devices, nec • New York
SERIES A COMMON STOCK PURCHASE WARRANT soluna holdings, Inc.
Warrant Agreement • June 16th, 2025 • Soluna Holdings, Inc • Finance services • New York

THIS SERIES A COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, _____________ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [the Stockholder Approval Date]1 (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on the date that is the five (5) year anniversary of the Initial Exercise Date, provided that, if such date is not a Trading Day, the date that is the immediately following Trading Day (the “Termination Date”), but not thereafter, to subscribe for and purchase from Soluna Holdings, Inc., a Nevada corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

PRE-FUNDED COMMON STOCK PURCHASE WARRANT soluna holdings, Inc.
Pre-Funded Common Stock Purchase Warrant • June 16th, 2025 • Soluna Holdings, Inc • Finance services • New York

THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, _____________ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date set forth above (the “Initial Exercise Date”) until this Warrant is exercised in full (the “Termination Date”), but not thereafter, to subscribe for and purchase from Soluna Holdings, Inc., a Nevada corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

OF PLUG POWER, LLC
Limited Liability Company Agreement • August 13th, 1998 • Mechanical Technology Inc • Measuring & controlling devices, nec • Michigan
CLASS B COMMON STOCK PURCHASE WARRANT Soluna Holdings, INC.
Common Stock Purchase Warrant • May 15th, 2023 • Soluna Holdings, Inc • Finance services

THIS CLASS B COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, _____________ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date set forth above (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on ______________1 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Soluna Holdings, Inc., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

AMENDED AND RESTATED CLASS C COMMON STOCK PURCHASE WARRANT SOLUNA HOLDINGS, INC.
Common Stock Purchase Warrant • May 15th, 2024 • Soluna Holdings, Inc • Finance services

THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, ________ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on December 6, 2027 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Soluna Holdings, Inc., a Nevada corporation (the “Company”), up to ________ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b). This is an amendment and restatement of the Common Stock Purchase Warrant originally issued on September 13, 2022.

Exhibit 10.20 ASSET PURCHASE AGREEMENT
Asset Purchase Agreement • December 22nd, 1997 • Mechanical Technology Inc • Measuring & controlling devices, nec • New York
CLASS G COMMON STOCK PURCHASE WARRANT Soluna Holdings, Inc.
Securities Agreement • September 14th, 2022 • Soluna Holdings, Inc • Services-computer processing & data preparation

THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, [ ] or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on September 13, 2027 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Soluna Holdings, Inc., a Nevada corporation (the “Company”), up to [ ] shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

AT THE MARKET OFFERING AGREEMENT
At the Market Offering Agreement • April 29th, 2025 • Soluna Holdings, Inc • Finance services • New York

Soluna Holdings, Inc., a corporation organized under the laws of Nevada (the “Company”), confirms its agreement (this “Agreement”) with H.C. Wainwright & Co., LLC (the “Manager”) as follows:

PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT soluna holdings, Inc.
Placement Agent Common Stock Purchase Warrant • June 16th, 2025 • Soluna Holdings, Inc • Finance services • New York

THIS PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, _____________ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [the Stockholder Approval Date]1 (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on _______2 (the “Termination Date”), but not thereafter, to subscribe for and purchase from Soluna Holdings, Inc., a Nevada corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b). This Warrant is issued pursuant to that certain Engagement Agreement, by and between the Company and H.C. Wainwright & Co., LLC, dated as of April 29, 2025.

Exhibit 4.95 SECURITY AGREEMENT
Security Agreement • December 16th, 1998 • Mechanical Technology Inc • Measuring & controlling devices, nec
COMMON STOCK PURCHASE WARRANT SOLUNA HOLDINGS, INC.
Common Stock Purchase Warrant • January 15th, 2025 • Soluna Holdings, Inc • Finance services

THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, after the date upon which the Company has obtained the Exchange Cap Consent (as defined in that certain Standard Equity Purchase Agreement, dated as of August 12, 2024, by and between the Company and YA II PN, Ltd., as amended) (such date, the “Exchange Cap Consent Date”), Chuntao Zhou or his/her assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date that is the earlier of (a) 180 days following the Exchange Cap Consent Date and (b) the effectiveness of a registration statement under the Securities Act covering the Warrant Shares after the occurrence of the Exchange Cap Consent Date (such earlier date, the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on the five year anniversary of the Initial Exercise Date (the “Termination Date”), but not thereafter, to sub

CONFIDENTIAL
Placement Agent Agreement • December 15th, 2006 • Mechanical Technology Inc • Measuring & controlling devices, nec • New York
to
Mortgage and Security Agreement • January 2nd, 1996 • Mechanical Technology Inc • Measuring & controlling devices, nec
OF PLUG POWER, LLC
Limited Liability Company Agreement • August 13th, 1998 • Mechanical Technology Inc • Measuring & controlling devices, nec • Michigan
REGISTRATION RIGHTS AGREEMENT
Registration Rights Agreement • October 25th, 2021 • Mechanical Technology Inc • Services-computer processing & data preparation • Nevada

REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of October 25, 2021, by and among Mechanical Technology, Incorporated, a Nevada corporation, with headquarters located at 325 Washington Avenue Extension, Albany, NY 12205 (the “Company”), and the investors listed on the Schedule of Purchasers attached hereto (each, a “Purchaser” and collectively, the “Purchasers”).

REGISTRATION RIGHTS AGREEMENT
Registration Rights Agreement • September 9th, 2024 • Soluna Holdings, Inc • Finance services

THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”) dated as of August 12, 2024 is made by and between YA II PN, LTD., a Cayman Islands exempt limited partnership (the “Investor”), and SOLUNA HOLDINGS, INC., a company incorporated under the laws of the State of Nevada (the “Company”). The Investor and the Company may be referred to herein individually as a “Party” and collectively as the “Parties.”

STANDBY EQUITY PURCHASE AGREEMENT
Standby Equity Purchase Agreement • September 9th, 2024 • Soluna Holdings, Inc • Finance services • New York

THIS STANDBY EQUITY PURCHASE AGREEMENT (this “Agreement”) dated as of August 12, 2024 is made by and between YA II PN, LTD., a Cayman Islands exempt limited company (the “Investor”), and SOLUNA HOLDINGS, INC., a company incorporated under the laws of the State of Nevada (the “Company”). The Investor and the Company may be referred to herein individually as a “Party” and collectively as the “Parties.”

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • June 16th, 2025 • Soluna Holdings, Inc • Finance services • New York

This Securities Purchase Agreement (this “Agreement”) is dated as of ______, 2025, between Soluna Holdings, Inc., a Nevada corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”).

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • October 25th, 2021 • Mechanical Technology Inc • Services-computer processing & data preparation • Nevada

This Securities Purchase Agreement (this “Agreement”) is dated as of October 20, 2021, between Mechanical Technology, Incorporated, a Nevada corporation and includes any successor Company thereto (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and permitted assigns, a “Purchaser” and collectively, the “Purchasers”).

CLASS A COMMON STOCK PURCHASE WARRANT Soluna Holdings, INC.
Common Stock Purchase Warrant • May 15th, 2023 • Soluna Holdings, Inc • Finance services

THIS CLASS A COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, _____________ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date set forth above (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on ______________1 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Soluna Holdings, Inc., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

SOLUNA HOLDINGS, INC. UNDERWRITING AGREEMENT
Underwriting Agreement • December 29th, 2021 • Soluna Holdings, Inc • Services-computer processing & data preparation • New York
Exhibit 4.94 SECURITY AGREEMENT
Security Agreement • December 16th, 1998 • Mechanical Technology Inc • Measuring & controlling devices, nec
COMMON STOCK PURCHASE WARRANT To Purchase __________ Shares of Common Stock of Mechanical Technology Incorporated
Common Stock Purchase Warrant • December 15th, 2006 • Mechanical Technology Inc • Measuring & controlling devices, nec

THIS COMMON STOCK PURCHASE WARRANT (the "Warrant") certifies that, for value received, _____________ (the "Holder"), is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after June __, 2007 (the "Initial Exercise Date") and on or prior to the close of business on December __, 2011 (the "Termination Date") but not thereafter, to subscribe for and purchase from Mechanical Technology Incorporated, a New York corporation (the "Company"), up to ______ shares (the "Warrant Shares") of Common Stock, par value $0.01 per share, of the Company (the "Common Stock"). The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

SECURITY AGREEMENT
Security Agreement • October 25th, 2021 • Mechanical Technology Inc • Services-computer processing & data preparation • Nevada

This SECURITY AGREEMENT, dated as of October 25, 2021 (this “Agreement”), is among Mechanical Technology, Incorporated, a Nevada corporation (the “Company”), the following Subsidiaries of the Company: MTI Instruments, Inc., EcoChain, Inc., EcoChain Wind, LLC and EcoChain Block, LLC, and each other Subsidiary of the Company which shall become a party to this Agreement by execution and delivery of the form annexed hereto as Annex A and the Subsidiary Guaranty annexed thereto (each such Subsidiary, a “Guarantor” and together with the Company, the “Debtors”), Collateral Services LLC, as collateral agent (the “Collateral Agent”) for and the holders of the Company’s Secured Convertible Notes issued at or about October 25, 2021, in the original aggregate principal amount of up to $16,304,348 and such other of the Company’s secured Convertible Notes which may be issued in the future (collectively, the “Notes”) (collectively, the “Secured Parties”).

AMENDED CLASS A COMMON STOCK PURCHASE WARRANT SOLUNA HOLDINGS, INC. (F/K/A MECHANICAL TECHNOLOGY, INCORPORATED)
Securities Agreement • May 15th, 2024 • Soluna Holdings, Inc • Finance services

THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, _______ or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time following the approval of the transactions contemplated by the Fourth Amendment Agreement dated as of February 24, 2024 between and among Soluna Holdings, Inc. (formerly known as Mechanical Technology, Incorporated), a Nevada corporation (the “Company”) and the Purchasers named on Schedule A thereto (the “Amended Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on May 11, 2028 (the “Termination Date”) but not thereafter, to subscribe for and purchase from, up to _______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Price, as defined in Section 2(b).

MECHANICAL TECHNOLOGY, INCORPORATED Units Consisting of [ ] Shares of Common Stock and Warrants to Purchase Shares of Common Stock UNDERWRITING AGREEMENT
Underwriting Agreement • May 22nd, 2008 • Mechanical Technology Inc • Measuring & controlling devices, nec • New York

Merriman Curhan Ford & Co. Ardour Capital Investments, LLC c/o Merriman Curhan Ford & Co. 600 California Street, 9th Floor San Francisco, CA 94108

ARTICLE 1
Guaranty of Payment and Performance • December 16th, 1998 • Mechanical Technology Inc • Measuring & controlling devices, nec • New York