Pasithea Therapeutics Corp. Sample Contracts

SERIES A/SERIES B] COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Security Agreement • September 30th, 2024 • Pasithea Therapeutics Corp. • Pharmaceutical preparations

THIS [SERIES A/SERIES 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 Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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).

SERIES [C][D] COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Common Stock Purchase Warrant • May 7th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

THIS SERIES [C] [D] 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 Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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 • May 7th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

This Securities Purchase Agreement (this “Agreement”) is dated as of May 6, 2025, between Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”).

REGISTRATION RIGHTS AGREEMENT
Registration Rights Agreement • September 30th, 2024 • Pasithea Therapeutics Corp. • Pharmaceutical preparations

The undersigned hereby provides the following information to the Company and represents and warrants that such information is accurate:

UNDERWRITING AGREEMENT between PASITHEA THERAPEUTICS CORP. and EF HUTTON, DIVISION OF BENCHMARK INVESTMENTS, LLC AS REPRESENTATIVE OF THE SEVERAL UNDERWRITERS PASITHEA THERAPEUTICS CORP.
Underwriting Agreement • August 27th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

The undersigned, Pasithea Therapeutics Corp., a corporation formed under the laws of the State of Delaware (collectively with its Subsidiaries (as hereinafter defined) and Affiliates (as hereinafter defined), the “Company”), hereby confirms its agreement (this “Agreement”) with EF Hutton, division of Benchmark Investments, LLC, (hereinafter referred to as “you” (including its correlatives) or the “Representative”) and with the other underwriters named on Schedule 1 hereto for which the Representative is acting as representative (the Representative and such other underwriters being collectively called the “Underwriters” or, individually, an “Underwriter”) as follows:

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • September 30th, 2024 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

This Securities Purchase Agreement (this “Agreement”) is dated as of September 26, 2024, between Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”).

INDEMNIFICATION AGREEMENT
Indemnification Agreement • August 6th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Delaware

This Indemnification Agreement (“Agreement”) is made as of [●], 2021 by and between Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), and [●] (the “Indemnitee”). This Agreement supersedes and replaces any and all previous Agreements between the Company and Indemnitee covering the subject matter of this Agreement.

PRE-FUNDED COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Pre-Funded Common Stock Purchase Warrant • May 1st, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • 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”) and until this Warrant is exercised in full (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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 • November 26th, 2024 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

Pasithea Therapeutics Corp., a corporation organized under the laws of Delaware (the “Company”), confirms its agreement (this “Agreement”) with H.C. Wainwright & Co., LLC (the “Manager”) as follows:

PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Placement Agent Common Stock Purchase Warrant • May 7th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • 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 date set forth above (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on May 6, 2030 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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, dated as of March 17, 2025, as amended, by and between the Company and H.C. Wainwright & Co., LLC.

Form of Representative’s Warrant Agreement
Representative’s Warrant Agreement • August 6th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations

THIS WARRANT TO PURCHASE COMMON STOCK (the “Warrant”) certifies that, for value received, EF Hutton, division of Benchmark Investments, LLC 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 [ ], 20213 (the “Initial Exercise Date”) and, in accordance with FINRA Rule 5110(f)(2)(G)(i), prior to at 5:00 p.m. (New York time) on the date (such date, the “Termination Date”) that is five (5) years following the effective date of the offering, but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to [ ] shares of Common Stock, par value $0.0001 per share, of the Company (the “Warrant Shares”), as subject to adjustment hereunder. 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).

PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Placement Agent Common Stock Agreement • September 30th, 2024 • Pasithea Therapeutics Corp. • Pharmaceutical preparations

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 date set forth above (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on October 1, 2029 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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 letter, dated as of September 6, 2024, as amended on September 26, 2024, by and between the Company and H.C. Wainwright & Co., LLC.

PRE-FUNDED COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Pre-Funded Common Stock Agreement • September 30th, 2024 • Pasithea Therapeutics Corp. • Pharmaceutical preparations

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”) and until this Warrant is exercised in full (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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).

WARRANT AGENT AGREEMENT
Warrant Agent Agreement • August 27th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

WARRANT AGENT AGREEMENT (this “Warrant Agreement”) dated as of [ ], 2021 (the “Issuance Date”) between Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), and VStock Transfer, LLC (the “Warrant Agent”).

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • November 26th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

This Securities Purchase Agreement (this “Agreement”) is dated as of [●], 2025, between Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”).

EXECUTIVE EMPLOYMENT AGREEMENT
Executive Employment Agreement • May 12th, 2022 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Florida

This Executive Employment Agreement (the “Agreement”), dated as of January 1, 2022, made between Pasithea Therapeutics Corp., (the “Company”) and Tiago Reis Marques (the “Executive”) (collectively, the “Parties”).

COMMON STOCK PURCHASE WARRANT PASITHEA THERAPEUTICS CORP.
Common Stock Purchase Warrant • May 12th, 2023 • Pasithea Therapeutics Corp. • Pharmaceutical preparations

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 the date hereof (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on [____], 2027 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., 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). This Warrant is being issued in accordance with the Membership Interest Purchase Agreement (the “Purchase Agreement”), dated October 11, 2022, by and among the Company, AlloMek Therapeutics, LLC, a Delaware limited liability company, the Persons listed on Schedule

EMPLOYMENT AGREEMENT
Employment Agreement • April 13th, 2021 • Pasithea Therapeutics Corp. • Delaware

This Employment Agreement (this “Agreement”) is made as of July 13th, 2020, between Pasithea Therapeutics Corp. (the “Company”), and Dr Tiago Reis Marques (“Executive”) (collectively, the Company and Executive are the “Parties”).

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • November 18th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

This Securities Purchase Agreement (this “Agreement”) is dated as of [●], 2025, between Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”).

Collaboration Agreement In relation to a Pasithea clinic at Zen Knightsbridge Clinic, 53 Beauchamp Place, London SW3 1NY
Collaboration Agreement • April 13th, 2021 • Pasithea Therapeutics Corp. • England and Wales
COLLABORATION AGREEMENT
Collaboration Agreement • August 6th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • England and Wales
MEMBERSHIP INTEREST PURCHASE AGREEMENT by and among Pasithea Therapeutics Corp., AlloMek Therapeutics, LLC, The Persons listed on Schedule 1.1, and Uday Khire, as the Representative Dated October 11, 2022
Membership Interest Purchase Agreement • October 12th, 2022 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Delaware

This Membership Interest Purchase Agreement (this “Agreement”) is entered into on October 11, 2022 by and among Pasithea Therapeutics Corp., a Delaware Corporation (“Buyer”), AlloMek Therapeutics, LLC, a Delaware limited liability company (the “Company”), the Persons listed on Schedule 1.1 (each individually a “Seller” and collectively, “Sellers”), and Uday Khire, not individually but in his capacity as the representative of Sellers (the “Representative”). Buyer, the Company, Sellers and the Representative are referred to collectively herein as the “Parties” and individually as a “Party.” Unless otherwise specifically stated, each Seller shall be jointly and severally liable with each other Seller for the liabilities and obligations of each and all Sellers hereunder.

COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Common Stock Purchase Warrant • November 18th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York

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 [Stockholder Approval Date]2 (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 Stockholder Approval Date, provided that, if such date is not a Trading Day, the date that is the immediately following Trading Day]3 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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 COMMON STOCK PURCHASE WARRANT PASITHEA THERAPEUTICS CORP.
Common Stock Purchase Warrant • May 12th, 2023 • Pasithea Therapeutics Corp. • Pharmaceutical preparations

THIS AMENDED AND RESTATED 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 [____], 2027 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to [____] shares (as subject to adjustment hereunder, the “Warrant Shares”) of common stock of the Company (“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).

CONSULTING AGREEMENT
Consulting Agreement • March 29th, 2024 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Delaware
PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Placement Agent Common Stock Purchase Warrant • November 18th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • 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]2 (the “Initial Exercise Date”) and on or prior to 5:00 p.m. (New York City time) on ____________3 (the “Termination Date”) but not thereafter, to subscribe for and purchase from Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s 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, dated as of March 17, 2025, as amended, by and between the Company and H.C. Wainwright & Co., LLC.

SETTLEMENT AND COOPERATION AGREEMENT
Settlement & Cooperation Agreement • December 14th, 2022 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Delaware

This Settlement and Cooperation Agreement (the “Agreement”) is made and entered into as of December 9, 2022, by and among Pasithea Therapeutics Corp. (the “Company”), on the one hand, and Concord IP2 Ltd., Elderhill Corporation, Leonite Capital LLC, Leonite Fund I, LP, Camac Partners, LLC, Camac Capital, LLC, Camac Fund, LP, David Delaney, Avi Geller, and Eric Shahinian (collectively, the “Investor Group Parties”), on the other hand (each of the Company and the Investor Group Parties, a “Party” and collectively, the “Parties”).

PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT Pasithea Therapeutics Corp.
Placement Agent Common Stock Purchase Warrant • November 26th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • 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 Authorized Share Availability Date (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 commencement of sales under the Registration Statement (as defined below), 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 Pasithea Therapeutics Corp., a Delaware corporation (the “Company”), up to ______ shares (as subject to adjustment hereunder, the “Warrant Shares”) of the Company’s Common Stock. The purchase price of one share of Common Stock under this Warrant shall be equal to the Exercise Pri

BUSINESS SUPPORT SERVICES SUBCONTRACT
Business Support Services Subcontract • April 13th, 2021 • Pasithea Therapeutics Corp. • New York

This Business Support Services Subcontract (the “Agreement”) dated April 9, 2021, is between Pasithea Clinics Corp., a Delaware corporation (the “Service Company”) and The IV Doc Inc., a Delaware corporation (the “Subcontractor”). The Service Company and the Subcontractor are collectively referred to herein as the “Parties.”

Amendment to CONSULTING agreement
Consulting Agreement • November 13th, 2025 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Delaware

This amendment (this “Amendment”), effective as of October 1, 2025, to that certain Consulting Agreement, effective as of November 13, 2023 (the “Agreement”), by and between Pasithea Therapeutics Corp. (the “Company”) and Lawrence Steinman (“Consultant”) (each a “Party” and collectively the “Parties”), is made by and between the Parties. Capitalized terms used but not otherwise defined herein shall have the respective meanings ascribed to such terms in the Agreement.

CONSULTING AGREEMENT
Consulting Agreement • March 30th, 2022 • Pasithea Therapeutics Corp. • Pharmaceutical preparations
PLACEMENT AGENCY AGREEMENT
Placement Agency Agreement • November 29th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New York
Contract
Service Agreement • June 4th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • New Jersey
PASITHEA THERAPEUTICS CORP. BRIO RETAINER AGREEMENT STOCK OPTION GRANT NOTICE
Stock Option Grant Notice • September 10th, 2021 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Delaware

Pasithea Therapeutics Corp., a corporation incorporated under the laws of the State of Delaware (the “Company”), pursuant to the retainer agreement with Brio Financial Group, LLC dated April 13, 2021 (the “Brio Retainer Agreement”), hereby grants to the holder listed below (“Grantee”), an option to purchase the number of shares of the Company’s Common Stock (the “Shares”) set forth below (the “Option”). This Option is subject to all of the terms and conditions set forth herein and in the Stock Option Agreement, attached hereto (the “Stock Option Agreement”), and the Brio Retainer Agreement (a copy of which has been provided to Grantee), both of which are incorporated herein in their entirety. Any capitalized terms not otherwise defined herein shall have the meanings ascribed thereto in the Brio Retainer Agreement or the Grant Notice.

Exhibit A Form of Lock-Up Agreement
Lock-Up Agreement • October 12th, 2022 • Pasithea Therapeutics Corp. • Pharmaceutical preparations • Delaware

The undersigned (the “Shareholder”) understands that: (i) Pasithea Therapeutics Corp., a Delaware corporation (“Buyer”) has entered into a Membership Interest Purchase Agreement, dated as of October 11, 2022 (the “MIPA”) by and among Buyer, AlloMek Therapeutics, LLC, a Delaware limited liability company (the “Company”), the Persons listed on Schedule 1.1 to the MIPA (each individually a “Seller” and collectively, “Sellers”), and Uday Khire, not individually but in his capacity as the representative of Sellers (the “Representative”), pursuant to which each Seller sold, transfered, assigned, conveyed, and delivered to Buyer, and Buyer purchased, acquired, and accepted from each Seller, all (but not less than all) of the securities of the Company held by each such Seller, as set forth opposite each Seller’s name on Schedule 1.1 to the MIPA. Capitalized terms used but not otherwise defined herein shall have the respective meanings given to such terms in the MIPA.