Semnur Pharmaceuticals, Inc. Sample Contracts

WARRANT AGREEMENT
Warrant Agreement • April 12th, 2022 • Denali Capital Acquisition Corp. • Blank checks • New York

THIS WARRANT AGREEMENT (this “Agreement”), dated April 6, 2022, is by and between Denali Capital Acquisition Corp., a Cayman Islands exempted company (the “Company”), and VStock Transfer, LLC, a California limited liability company, as warrant agent (in such capacity, the “Warrant Agent”).

Registration and Shareholder Rights Agreement
Registration and Shareholder Rights Agreement • April 12th, 2022 • Denali Capital Acquisition Corp. • Blank checks • New York

THIS REGISTRATION AND SHAREHOLDER RIGHTS AGREEMENT (this “Agreement”), dated as of April 6, 2022, is made and entered into by and among Denali Capital Acquisition Corp., a Cayman Islands exempted company (the “Company”), Denali Capital Global Investments LLC, a Cayman Islands limited liability company (the “Sponsor”), and the undersigned parties listed under Holder on the signature page hereto (each such party, together with the Sponsor and any person or entity who hereafter becomes a party to this Agreement pursuant to Section 6.2 of this Agreement, a “Holder” and collectively the “Holders”).

Denali Capital Acquisition Corp. 437 Madison Avenue, 27th Floor New York, New York, 10022
Underwriting Agreement • April 12th, 2022 • Denali Capital Acquisition Corp. • Blank checks • Delaware

This letter (this “Letter Agreement”) is being delivered to you in accordance with the Underwriting Agreement (the “Underwriting Agreement”) entered into by and among Denali Capital Acquisition Corp., a Cayman Islands exempted company (the “Company”), and US Tiger Securities, Inc. and EF Hutton, division of Benchmark Investments, LLC, as representatives (the “Representatives”) of the several underwriters (the “Underwriters”), relating to an underwritten initial public offering (the “Public Offering”) of 7,500,000 of the Company’s units (including up to 1,125,000 units that may be purchased pursuant to the Underwriters’ option to purchase additional units, the “Units”), each comprising one of the Company’s Class A ordinary shares, par value $0.0001 per share (the “Ordinary Shares”), and one redeemable warrant (each whole warrant, a “Warrant”). Each Warrant entitles the holder thereof to purchase one Ordinary Share at a price of $11.50 per share, subject to adjustment. The Units will be

UNDERWRITING AGREEMENT
Underwriting Agreement • April 12th, 2022 • Denali Capital Acquisition Corp. • Blank checks • New York

The undersigned, Denali Capital Acquisition Corp., a newly formed bank check company formed as a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with US Tiger Securities, Inc. (“US Tiger”) and EF Hutton, division of Benchmark Investments, LLC (“EF Hutton”, together with US Tiger, hereinafter referred to as “you”, or the “Representatives”) and with the other underwriters named on Schedule A hereto for which you are acting as representatives (the Representatives and the other Underwriters being collectively referred to herein as the “Underwriters” or, individually, an “Underwriter”), as follows:

FORM OF Indemnity Agreement
Indemnification & Liability • April 12th, 2022 • Denali Capital Acquisition Corp. • Blank checks • Delaware

THIS INDEMNITY AGREEMENT (this “Agreement”) is made as of April 6, 2022, by and between Denali Capital Acquisition Corp., a Cayman Islands exempted company (the “Company”), and [●] (“Indemnitee”).

INVESTMENT MANAGEMENT TRUST AGREEMENT
Investment Management Trust Agreement • April 12th, 2022 • Denali Capital Acquisition Corp. • Blank checks • New York

This Investment Management Trust Agreement (this “Agreement”) is made effective as of April 6, 2022, by and between Denali Capital Acquisition Corp., a Cayman corporation (the “Company”), and Wilmington Trust, National Association, a national banking association (the “Trustee”).

AGREEMENT AND PLAN OF MERGER dated as of August 30, 2024 by and among Denali Capital Acquisition Corp.,
Merger Agreement • September 5th, 2024 • Denali Capital Acquisition Corp. • Blank checks • Delaware

This AGREEMENT AND PLAN OF MERGER (the “Agreement”), dated as of August 30, 2024 (the “Signing Date”), is made and entered into by and among Denali Capital Acquisition Corp., a Cayman Islands exempted company (which shall migrate to and domesticate as a Delaware corporation prior to the Closing, “Parent”), Denali Merger Sub Inc., a Delaware corporation and wholly owned subsidiary of Parent (“Merger Sub”), and Semnur Pharmaceuticals, Inc., a Delaware corporation (the “Company”).

FORM OF PRIVATE PLACEMENT UNITS PURCHASE AGREEMENT
Private Placement Units Purchase Agreement • March 22nd, 2022 • Denali Capital Acquisition Corp. • Blank checks • New York

THIS PRIVATE PLACEMENT UNITS PURCHASE AGREEMENT (as it may from time to time be amended and including all exhibits referenced herein, this “Agreement”), dated [●], 2022, is entered into by and between Denali Capital Acquisition Corp., a Cayman Islands exempted company (the “Company”), and Denali Capital Global Investments LLC, a Cayman Islands limited liability company (the “Purchaser”).

SEMNUR PHARMACEUTICALS, INC. EMPLOYMENT AGREEMENT
Employment Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations • California

This Employment Agreement (the “Agreement”) is made and entered into by and between Stephen Ma (“Executive”) and Semnur Pharmaceuticals, Inc., a Delaware corporation (the “Company”), effective as of the closing of the transaction contemplated by the Agreement and Plan of Merger (the “Merger Agreement”) entered into as of August 30, 2024, as amended, by and among Denali Capital Acquisition Corp., a Cayman Islands exempted company which will migrate to and domesticate as a Delaware corporation prior to the transaction contemplated by the Merger Agreement (“Parent”), Denali Merger Sub Inc., a Delaware corporation and wholly owned subsidiary of Parent, and the Company (the “Effective Date”).

SPONSOR INTEREST PURCHASE AGREEMENT
Sponsor Interest Purchase Agreement • September 5th, 2024 • Denali Capital Acquisition Corp. • Blank checks • Delaware

THIS SPONSOR INTEREST PURCHASE AGREEMENT, dated August 30, 2024 (this “Agreement”), is entered into by and between Denali Capital Global Investments LLC, a Cayman Islands limited liability company (the “Sponsor”), and Scilex Holding Company, a Delaware corporation (the “Purchaser”).

STOCKHOLDER AGREEMENT
Stockholder Agreement • September 5th, 2024 • Denali Capital Acquisition Corp. • Blank checks • Delaware

THIS STOCKHOLDER AGREEMENT (this “Agreement”), dated as of August 30, 2024, is made and entered into by and between Denali Capital Acquisition Corp., a Cayman Islands exempted company (which shall migrate to and domesticate as a Delaware corporation prior to the Closing, the “Company”), and Scilex Holding Company, a Delaware corporation (“Stockholder”). Capitalized terms used but not defined herein shall have the meanings ascribed to such terms in the Merger Agreement (as defined below).

COMPANY STOCKHOLDER SUPPORT AGREEMENT
Company Stockholder Support Agreement • September 5th, 2024 • Denali Capital Acquisition Corp. • Blank checks

This COMPANY STOCKHOLDER SUPPORT AGREEMENT, dated as of August 30, 2024 (this “Support Agreement”), is entered into by and among the Stockholders listed on Exhibit A hereto (each, a “Stockholder” and collectively, the “Stockholders”), Semnur Pharmaceuticals, Inc., a Delaware corporation (the “Company”), and Denali Capital Acquisition Corp., a Cayman Islands exempted company (which shall migrate to and domesticate as a Delaware corporation prior to the Closing) (“Parent”). Capitalized terms used but not defined herein shall have the meanings ascribed to such terms in the Merger Agreement (as defined below).

SPONSOR SUPPORT AGREEMENT
Sponsor Support Agreement • September 5th, 2024 • Denali Capital Acquisition Corp. • Blank checks

This Sponsor Support Agreement (this “Support Agreement”) is dated as of August 30, 2024, by and among the Persons set forth on Schedule I attached hereto (each, a “Sponsor” and, together, the “Sponsors”), Denali Capital Acquisition Corp., a Cayman Islands exempted company (which shall migrate to and domesticate as a Delaware corporation prior to the Closing) (“Parent”), and Semnur Pharmaceuticals, Inc., a Delaware corporation (the “Company”). Capitalized terms used but not defined herein shall have the meanings ascribed to such terms in the Merger Agreement (as defined below).

Denali Capital Acquisition Corp.
Securities Subscription Agreement • March 22nd, 2022 • Denali Capital Acquisition Corp. • Blank checks • New York

We are pleased to accept the offer Denali Capital Global Investments LLC, a Cayman Islands limited liability company (the “Subscriber” or “you”), has made to purchase 2,156,250 Class B ordinary shares (the “Shares”), US$0.0001 par value per share (shares of such class, the “Class B Ordinary Shares”), of the Company (as defined below), up to 281,250 Class B Ordinary Shares of which are subject to complete or partial forfeiture by you if the underwriters of the initial public offering (“IPO”) of Denali Capital Acquisition Corp., a Cayman Islands exempted company (the “Company”), do not exercise their over-allotment option (the “Over-allotment Option”) in the IPO in full. For the purposes of this Securities Subscription Agreement (this “Agreement”), references to “Ordinary Shares” are to, collectively, the Class B Ordinary Shares and the Company’s Class A ordinary shares, US$0.0001 par value per share (the “Class A Ordinary Shares”). Upon certain terms and conditions, the Class B Ordinary

AMENDMENT NO.1 TO AGREEMENT AND PLAN OF MERGER
Amendment No. 1 to Agreement and Plan of Merger • April 22nd, 2025 • Denali Capital Acquisition Corp. • Pharmaceutical preparations

THIS AMENDMENT NO. 1 TO AGREEMENT AND PLAN OF MERGER (this “Amendment”), dated as of April 16, 2025, is made and entered into by and among Denali Capital Acquisition Corp., a Cayman Islands exempted company (which shall migrate to and domesticate as a Delaware corporation prior to the Closing, “Parent”), Denali Merger Sub Inc., a Delaware corporation and wholly owned subsidiary of Parent (the “Merger Sub” and together with Parent, collectively, the “Parent Parties”), and Semnur Pharmaceuticals, Inc., a Delaware corporation (the “Company”).

AGREEMENT AND PLAN OF MERGER
Merger Agreement • January 26th, 2023 • Denali Capital Acquisition Corp. • Blank checks • Delaware
SATISFACTION AND DISCHARGE OF INDEBTEDNESS AGREEMENT
Satisfaction and Discharge of Indebtedness Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations

This Satisfaction and Discharge of Indebtedness Agreement (this “Agreement”) is made and entered into as of September 22, 2025, by and between Denali Capital Acquisition Corp., a Cayman Island exempted company (including its successors and assigns, “Denali” or the “Company”), on the one hand, and D. Boral Capital, LLC (f/k/a EF Hutton LLC) (“D. Boral”), on the other hand. Capitalized terms used but not defined herein shall have the meanings assigned to them in the Underwriting Agreement (as defined below).

SUBSCRIPTION AGREEMENT
Subscription Agreement • August 28th, 2023 • Denali Capital Acquisition Corp. • Blank checks • Delaware

Pursuant to the Agreement and Plan of Merger, dated as of January 25, 2023 (as amended prior to the date hereto, the “Merger Agreement”), by and among Denali Capital Acquisition Corp. (“Denali”), Longevity Biomedical, Inc., a Delaware corporation (“Longevity”), Denali SPAC Holdco, Inc., a Delaware corporation and direct, wholly owned subsidiary of Denali (“Holdco”), Denali SPAC Merger Sub, Inc., a Delaware corporation and direct, wholly owned subsidiary of Holdco (“Denali Merger Sub”), Longevity Merger Sub, Inc., a Delaware corporation and direct, wholly owned subsidiary of Holdco (“Longevity Merger Sub”), and Bradford A. Zakes, solely in the capacity as seller representative, the parties are undertaking a proposed business combination (the “Business Combination”) of in which, among other things, immediately following the consummation of the Target Acquisitions (as defined below), (i) Denali Merger Sub will merge with and into Denali (the “Denali Merger”), with Denali as the surviving

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • November 12th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations • New York

SECURITIES PURCHASE AGREEMENT (this “Agreement”), dated as of August 20, 2025, by and among Semnur Pharmaceuticals, Inc., a Delaware corporation, with headquarters located at 960 San Antonio Road, Palo Alto, CA 94303 (“Semnur”), Denali Capital Acquisition Corp., a Cayman Islands exempted company, with headquarters located at 437 Madison Avenue, 27th Floor, New York, NY 10022 (“Denali”), and the investors listed on the Schedule of Buyers attached hereto (individually, a “Buyer” and collectively, the “Buyers”).

PRIVATE PLACEMENT UNITS PURCHASE AGREEMENT
Private Placement Units Purchase Agreement • April 12th, 2022 • Denali Capital Acquisition Corp. • Blank checks • New York

THIS PRIVATE PLACEMENT UNITS PURCHASE AGREEMENT (as it may from time to time be amended and including all exhibits referenced herein, this “Agreement”), dated April 6, 2022, is entered into by and between Denali Capital Acquisition Corp., a Cayman Islands exempted company (the “Company”), and Denali Capital Global Investments LLC, a Cayman Islands limited liability company (the “Purchaser”).

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • August 22nd, 2025 • Denali Capital Acquisition Corp. • Pharmaceutical preparations • New York

SECURITIES PURCHASE AGREEMENT (this “Agreement”), dated as of August __, 2025, by and among Semnur Pharmaceuticals, Inc., a Delaware corporation, with headquarters located at 960 San Antonio Road, Palo Alto, CA 94303 (“Semnur”), Denali Capital Acquisition Corp., a Cayman Islands exempted company, with headquarters located at 437 Madison Avenue, 27th Floor, New York, NY 10022 (“Denali”), and the investors listed on the Schedule of Buyers attached hereto (individually, a “Buyer” and collectively, the “Buyers”).

AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT
Registration Rights Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations • Delaware

THIS AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of September 22, 2025, is made and entered into by and among (i) Semnur Pharmaceuticals, Inc., a Delaware corporation (formerly known as Denali Capital Acquisition Corp.) (the “Company”), (ii) the equityholders designated as Existing Holders on Schedule A hereto (collectively, the “Existing Holders”) and (iii) Scilex Holding Company, Scilex, Inc. and Scilex Bio, Inc. (collectively, the “New Holders” and together with the Existing Holders and any person or entity who hereafter becomes a party to this Agreement pursuant to Section 5.2 of this Agreement, the “Holders” and each individually, a “Holder”). Capitalized terms used but not otherwise defined in this Agreement shall have the meanings ascribed to such terms in the Merger Agreement (as defined below).

SATISFACTION AND DISCHARGE OF INDEBTEDNESS AGREEMENT
Satisfaction and Discharge of Indebtedness Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations

This Satisfaction and Discharge of Indebtedness Agreement (this “Agreement”) is made and entered into as of September 22, 2025, by and between Denali Capital Acquisition Corp., a Cayman Island exempted company (including its successors and assigns, “Denali” or the “Company”), on the one hand, and FutureTech Capital LLC (“FutureTech”), on the other hand. Capitalized terms used but not defined herein shall have the meanings assigned to them in the Promissory Notes (as defined below).

Limited Amendment Letter Agreement
Limited Amendment Letter Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations

Reference is hereby made to that certain Securities Purchase Agreement (the “Agreement”), dated as of August 20, 2025, by and among Denali Capital Acquisition Corp., a Cayman Islands exempted company (“Denali”), Semnur Pharmaceuticals, Inc., a Delaware corporation (the “Semnur”), and the investor listed on the Schedule of Buyers attached thereto (the “Buyer”). Semnur and Buyer shall be referred to herein from time to time collectively as the “Parties”. Capitalized terms used herein but not defined have the meanings given to them in the Agreement.

AMENDMENT TO AND CONSENT UNDER AGREEMENT AND PLAN OF MERGER
Amendment to and Consent Under Agreement and Plan of Merger • April 12th, 2023 • Denali Capital Acquisition Corp. • Blank checks

This AMENDMENT TO AND CONSENT UNDER AGREEMENT AND PLAN OF MERGER (this “Amendment”) is made and entered into as of April 11, 2023, by and among Denali SPAC Holdco, Inc., a Delaware corporation (“Holdco”), Denali Capital Acquisition Corp., a Cayman Islands exempted company with limited liability (the “Purchaser”), Longevity Biomedical, Inc., a Delaware corporation (the “Company”), Denali Capital Global Investments LLC, a Cayman Islands limited liability company (“Sponsor”), and Bradford A. Zakes, in the capacity as Seller Representative (the “Seller Representative” and, collectively with Holdco, the Purchaser, the Company, and Sponsor, the “Parties”) under the Merger Agreement (as defined below). Unless otherwise specifically defined herein, all capitalized terms used but not defined herein shall have the meanings ascribed to them under the Merger Agreement.

TERMINATION AGREEMENT
Termination Agreement • June 27th, 2024 • Denali Capital Acquisition Corp. • Blank checks • Delaware

This TERMINATION AGREEMENT (this “Termination Agreement”) is entered into as of June 25, 2024, by and between Denali Capital Acquisition Corp., a Cayman Islands exempted company with limited liability (“Purchaser”), and Longevity Biomedical, Inc., a Delaware corporation (the “Company”).

SATISFACTION AND DISCHARGE OF INDEBTEDNESS AGREEMENT
Satisfaction and Discharge of Indebtedness Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations

This Satisfaction and Discharge of Indebtedness Agreement (this “Agreement”) is made and entered into as of September 22, 2025, by and among Denali Capital Acquisition Corp., a Cayman Island exempted company (including its successors and assigns, “Denali” or the “Company”), Denali Capital Global Investments LLC (“Sponsor”), and Scilex Holding Company, a Delaware corporation (“Scilex”). Capitalized terms used but not defined herein shall have the meanings assigned to them in the Promissory Note (as defined below).

TRANSITION SERVICES AGREEMENT
Transition Services Agreement • October 21st, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations • Delaware

This TRANSITION SERVICES AGREEMENT (as amended, restated, supplemented or otherwise modified in accordance with Section 13.04, this “Agreement”), dated as of September 22, 2025 (the “Effective Date”), is made and entered into between Scilex Holding Company, a Delaware corporation (“Service Provider”), and Semnur Pharmaceuticals, Inc. (f/k/a Denali Capital Acquisition Corp.), a Delaware corporation (“Recipient”) (each of Service Provider and Recipient, a “Party” and, together, the “Parties”).

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations • New York

SECURITIES PURCHASE AGREEMENT (this “Agreement”), dated as of September 23, 2025, by and among Semnur Pharmaceuticals, Inc., a Delaware corporation, with headquarters located at 960 San Antonio Road, Palo Alto, CA 94303 (“Semnur”), and the investors listed on the Schedule of Buyers attached hereto (individually, a “Buyer” and collectively, the “Buyers”).

VOTING AND SUPPORT AGREEMENT
Voting and Support Agreement • January 26th, 2023 • Denali Capital Acquisition Corp. • Blank checks • Delaware

This VOTING AND SUPPORT AGREEMENT (this “Agreement”) is entered into as of January 25, 2023, by and between Longevity Biomedical, Inc., a Delaware corporation (the “Company”), Denali Capital Acquisition Corp., a Cayman Islands exempted company with limited liability (the “Purchaser”), and Denali Capital Global Investment LLC, a Cayman Islands limited liability company (the “Sponsor”). The Company and the Sponsor are sometimes referred to herein as a “Party” and collectively as the “Parties”.

March 16, 2026 Jaisim Shah Via email Dear Jaisim:
Separation Agreement • March 17th, 2026 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations

This letter (this “Agreement”) sets forth the terms and conditions of your separation from Semnur Pharmaceuticals, Inc. (the “Company”) in connection with your termination of employment.

COMPANY VOTING AND SUPPORT AGREEMENT
Company Voting and Support Agreement • January 26th, 2023 • Denali Capital Acquisition Corp. • Blank checks • Delaware

This COMPANY VOTING AND SUPPORT AGREEMENT (this “Agreement”) is entered into as of January 25, 2023, by and between Longevity Biomedical, Inc., a Delaware corporation (the “Company”), Denali Capital Acquisition Corp., a Cayman Islands exempted company with limited liability (the “Purchaser”), Denali SPAC Holdco, Inc., a Delaware Corporation (the “Holdco”), and the securityholder of the Company set forth on Schedule I hereto (such individual, the “Securityholder”). The Company, Purchaser and the Securityholder are sometimes referred to herein as a “Party” and collectively as the “Parties”.

SATISFACTION AND DISCHARGE OF INDEBTEDNESS AGREEMENT
Satisfaction and Discharge of Indebtedness Agreement • September 26th, 2025 • Semnur Pharmaceuticals, Inc. • Pharmaceutical preparations

This Satisfaction and Discharge of Indebtedness Agreement (this “Agreement”) is made and entered into as of September 22, 2025, by and between Denali Capital Acquisition Corp., a Cayman Island exempted company (including its successors and assigns, “Denali” or the “Company”), on the one hand, and U.S. Tiger Securities, Inc. (“Tiger”), on the other hand. Capitalized terms used but not defined herein shall have the meanings assigned to them in the Underwriting Agreement (as defined below).