Allovir, Inc. Sample Contracts

20,000,000 Shares ALLOVIR, INC. COMMON STOCK, PAR VALUE $0.0001 PER SHARE UNDERWRITING AGREEMENT
Underwriting Agreement • June 26th, 2023 • Allovir, Inc. • Biological products, (no disgnostic substances) • New York

The undersigned understands that J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC and BofA Securities, Inc. propose to enter into an Underwriting Agreement (the “Underwriting Agreement”) with AlloVir, Inc., a Delaware corporation (the “Company”), as representatives (the “Representatives”) of the several underwriters listed in Schedule I to the Underwriting Agreement (the “Underwriters”), providing for the public offering (the “Public Offering”) by the several Underwriters of shares (the “Shares”) of the common stock, par value $0.0001 per share, of the Company (the “Common Stock”).

KALARIS THERAPEUTICS, INC. [FORM OF] DIRECTOR INDEMNIFICATION AGREEMENT
Director Indemnification Agreement • March 18th, 2025 • Kalaris Therapeutics, Inc. • Biological products, (no disgnostic substances) • Delaware

This Indemnification Agreement (“Agreement”) is made as of [Date] by and between Kalaris Therapeutics, Inc., a Delaware corporation (the “Company”), and [Director Name] (“Indemnitee”).

KALARIS THERAPEUTICS, INC. [FORM OF] OFFICER INDEMNIFICATION AGREEMENT
Officer Indemnification Agreement • March 18th, 2025 • Kalaris Therapeutics, Inc. • Biological products, (no disgnostic substances) • Delaware

This Indemnification Agreement (“Agreement”) is made as of [Date] by and between Kalaris Therapeutics, Inc., a Delaware corporation (the “Company”), and [Officer Name] (“Indemnitee”).

EMPLOYMENT AGREEMENT
Employment Agreement • May 14th, 2025 • Kalaris Therapeutics, Inc. • Biological products, (no disgnostic substances) • Delaware

THIS EMPLOYMENT AGREEMENT (the “Agreement”), is made as of May 12, 2025 by and between Kalaris Therapeutics, Inc. (the “Company”), and Matthew Feinsod, MD (the “Executive”) (together, the “Parties”).

BAY COLONY CORPORATE CENTER WALTHAM, MASSACHUSETTS Lease Dated September 8, 2021 (“Execution Date”)
Lease Agreement • September 13th, 2021 • Allovir, Inc. • Biological products, (no disgnostic substances) • Massachusetts

THIS INSTRUMENT IS AN INDENTURE OF LEASE in which the Landlord and the Tenant are the parties hereinafter named, and which relates to space in a certain building (the “Building”) known as, and with an address at, 1100 Winter Street, Waltham, Massachusetts 02451.

ALLOVIR, INC. Shares of Common Stock ($0.0001 par value per share) SALES AGREEMENT
Sales Agreement • August 6th, 2021 • Allovir, Inc. • Biological products, (no disgnostic substances) • New York

Allovir, Inc., a Delaware corporation (the “Company”), confirms its agreement (this “Agreement”) with SVB Leerink LLC (the “Agent”), as follows:

EMPLOYMENT AGREEMENT
Employment Agreement • April 16th, 2025 • Kalaris Therapeutics, Inc. • Biological products, (no disgnostic substances) • Delaware

THIS EMPLOYMENT AGREEMENT (the “Agreement”), is made as of April 10, 2025 by and between Kalaris Therapeutics, Inc. (the “Company”), and Andrew Oxtoby (the “Executive”) (together, the “Parties”).

AMENDED AND RESTATED EXECUTIVE EMPLOYMENT AGREEMENT
Executive Employment Agreement • August 3rd, 2023 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

This Amended and Restated Executive Employment Agreement (this “Agreement”) is entered into between Allovir, Inc., f/k/a ViraCyte Inc., a Delaware corporation (“Company”) and Edward Miller (“Employee”). This Agreement is effective as of the later of (i) the date the Agreement becomes fully executed by the parties; or (ii) ten (10) business days after the Company provides Employee with the Restrictive Covenants Agreement (as defined below) (the “Effective Date”).

AGREEMENT AND PLAN OF MERGER by and among ALLOVIR, INC., AURORA MERGER SUB, INC. and KALARIS THERAPEUTICS, INC. Dated as of November 7, 2024
Merger Agreement • November 8th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

THIS AGREEMENT AND PLAN OF MERGER (this “Agreement”), dated as of November 7, 2024, by and among AlloVir, Inc., a Delaware corporation (“Parent”), Aurora Merger Sub, Inc., a Delaware corporation (“Merger Sub”), and Kalaris Therapeutics, Inc., a Delaware corporation (the “Company”).

FORM OF PARENT STOCKHOLDER SUPPORT AGREEMENT
Parent Stockholder Support Agreement • November 8th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

This Support Agreement (this “Agreement”) is made and entered into as of [•], 2024, by and among Kalaris Therapeutics, Inc., a Delaware corporation (the “Company”), AlloVir, Inc., a Delaware corporation (“Parent”), and the undersigned holder (the “Stockholder”) of Shares (as defined below) of Parent. Capitalized terms used herein but not otherwise defined shall have the respective meanings ascribed to such terms in the Merger Agreement (as defined below).

CONSULTING AGREEMENT
Consulting Agreement • July 6th, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Texas

This Consulting Agreement (“Consulting Agreement”) is entered into as of October 1, 2018, by and between ViraCyte, Inc., a Delaware corporation (the “Company”), and Juan Vera (“Consultant”), effective generally as of the Effective Date (as defined below) except as otherwise expressly provided below.

Contract
Accommodation Agreement • July 6th, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Tokyo
LEASE between THE CONNELL COMPANY Landlord and KALARIS THERAPEUTICS, INC. Tenant 400 Connell Drive
Lease Agreement • March 18th, 2025 • Kalaris Therapeutics, Inc. • Biological products, (no disgnostic substances) • New Jersey

THIS AGREEMENT OF LEASE (together with all Exhibits and Schedules attached or to be attached hereto, this “Lease”) is dated as of February 4, 2025 between THE CONNELL COMPANY, a New Jersey corporation, whose address is 300 Connell Drive, Berkeley Heights, New Jersey 07922 (subject to Section 10.04 hereof, “Landlord”) and KALARIS THERAPEUTICS, INC., Delaware corporation whose address is 628 Middlefield Road, Palo Alto, California 94301 (“Tenant”).

SECURITIES PURCHASE AGREEMENT
Securities Purchase Agreement • July 27th, 2022 • Allovir, Inc. • Biological products, (no disgnostic substances) • New York

This Securities Purchase Agreement (this “Agreement”) is dated as of July 26, 2022, between AlloVir, Inc., a corporation organized under the laws of the State of Delaware (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and permitted assigns a “Purchaser” and collectively the “Purchasers”).

BUSINESS SERVICES AGREEMENT
Business Services Agreement • December 9th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

This Business Services Agreement (this “Agreement”) is effective July 1st, 2023 (the “Effective Date”), between Theia Therapeutics, Inc., a Delaware corporation (“Company”) and Samsara BioCapital, LLC, a Delaware limited liability company (“Samsara”).

TERMINATION AGREEMENT
Termination Agreement • July 2nd, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances)

TERMINATION AGREEMENT dated as of this 1st day of July, 2024 (the “Effective Date”) by and between BP Bay Colony LLC, a Delaware limited liability company (“Landlord”), and Allovir, Inc., a Delaware corporation (“Tenant”).

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL DATA
Merger Agreement • March 18th, 2025 • Kalaris Therapeutics, Inc. • Biological products, (no disgnostic substances)

AlloVir, Inc., a Delaware corporation (“AlloVir”), and Kalaris Therapeutics, Inc., a Delaware corporation (“Legacy Kalaris”), entered into an Agreement and Plan of Merger (the “Merger Agreement”) on November 7, 2024. The merger was completed at the effective time (the “Effective Time”) on March 18, 2025 (the “Closing). Pursuant to the Merger Agreement, among other matters, Aurora Merger Sub, Inc., a wholly owned subsidiary of AlloVir (“Merger Sub”), merged with and into Legacy Kalaris, with Legacy Kalaris surviving as a wholly-owned subsidiary of AlloVir (such transaction, the “Merger”). The Merger is intended to qualify for federal income tax purposes as a “reorganization” within the meaning of Section 368(a) of the Internal Revenue Code of 1986, as amended. Immediately following the Effective Time, AlloVir changed its name to Kalaris Therapeutics, Inc. AlloVir, together with its consolidated subsidiary, Legacy Kalaris, are referred to herein as the “Combined Company”.

EXECUTIVE EMPLOYMENT AGREEMENT
Executive Employment Agreement • July 23rd, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Massachusetts

This Executive Employment Agreement (this “Agreement”) is entered in to between ViraCyte Inc. (“Company”) and Agustin Melian (“Employee”). This Agreement is effective as of March, 21, 2019 (“Effective Date”).

FIRST AMENDMENT TO THE AMENDED & RESTATED EXCLUSIVE LICENSE AGREEMENT
Exclusive License Agreement • February 12th, 2021 • Allovir, Inc. • Biological products, (no disgnostic substances)

This First Amendment to the Amended and Restated Exclusive License Agreement (hereinafter called “First Amendment”), to be effective as of the 30th day of November 2020 (hereinafter called “Amendment Date”), is by and between Baylor College of Medicine (hereinafter called “BCM”), a Texas nonprofit corporation having its principal place of business at One Baylor Plaza, Houston, Texas 77030, and ALLOVIR, INC., a corporation organized under the laws of Delaware and having a principal place of business at 2925 Richmond Ave., Suite 1274, Houston, Texas, 77098 and its Affiliates (hereinafter, collectively referred to as "LICENSEE"). The Amended and Restated Exclusive License Agreement, dated May 11, 2020, is referred to herein as the “Viral Infection License Agreement.” BCM and LICENSEE are sometimes referred to herein individually as a “Party” and are sometimes referred to herein collectively as the “Parties”.

REDEEMABLE PREFERRED STOCK REDEMPTION AGREEMENT
Redeemable Preferred Stock Redemption Agreement • July 23rd, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

THIS REDEEMABLE PREFERRED STOCK REDEMPTION AGREEMENT (this “Agreement”) is made and entered into effective as of September 17, 2018 by and between VIRACYTE, INC., a Delaware corporation (the “Company”), and the undersigned individuals (individually each a “Shareholder” and collectively “Shareholders”).

SUBLEASE
Sublease • September 13th, 2021 • Allovir, Inc. • Biological products, (no disgnostic substances)

THIS SUBLEASE (“Sublease”) is made and entered into as of the 8th day of September, 2021 by and between AMAG Pharmaceuticals, Inc., a Delaware Corporation (“Tenant”), and AlloVir, Inc., a Delaware corporation (“Subtenant”).

ROYALTY AGREEMENT
Royalty Agreement • December 9th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

This Royalty Agreement (this “Agreement”), is dated as of July 18, 2024 (the “Effective Date”), by and between Kalaris Therapeutics, Inc. (the “Company”) and Samsara BioCapital, L.P. (“Samsara”). The Company and Samsara may sometimes individually be referred to hereafter as a “Party” or collectively as the “Parties”.

EXCLUSIVE LICENSE AGREEMENT
Exclusive License Agreement • February 12th, 2021 • Allovir, Inc. • Biological products, (no disgnostic substances)

This Exclusive License Agreement (hereinafter called “Agreement”), to be effective as of the 30th day of November 2020 (hereinafter called “Agreement Date”), is by and between Baylor College of Medicine (hereinafter called “BCM”), a Texas nonprofit corporation having its principal place of business at One Baylor Plaza, Houston, Texas 77030, and ALLOVIR, INC., a corporation organized under the laws of Delaware and having a principal place of business at 2925 Richmond Ave., Suite 1274, Houston, Texas, 77098 and its Affiliates (hereinafter, collectively referred to as "LICENSEE"). BCM and LICENSEE are sometimes referred to herein individually as a “Party” and are sometimes referred to herein collectively as the “Parties”.

VIRACYTE, INC. AMENDED AND RESTATED INVESTORS’ RIGHTS AGREEMENT
Investors’ Rights Agreement • June 3rd, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

THIS AMENDED AND RESTATED INVESTORS’ RIGHTS AGREEMENT (this “Agreement”), is made as of the [8th] day of May, 2019, by and among ViraCyte, Inc., a Delaware corporation (the “Company”), and each of the investors listed on Schedule A hereto, each of which is referred to in this Agreement as an “Investor”, and each of the stockholders listed on Schedule B hereto, each of whom is referred to herein as a “Founder” that becomes a party to this Agreement in accordance with Section 6.9 hereof.

SUBLEASE AGREEMENT
Sublease Agreement • July 6th, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Massachusetts

THIS SUBLEASE AGREEMENT (this “Sublease”) is made and entered into effective as of the First day of May, 2019 (the “Effective Date”) by and between ELEVATEBIO MANAGEMENT, INC., a Delaware corporation, (“Sublandlord”) and ALLOVIR, INC., a Delaware corporation (“Subtenant”, and Sublandlord and Subtenant may sometimes hereinafter be collectively referred to as the “Parties”).

SEPARATION AGREEMENT AND RELEASE
Separation Agreement • December 20th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

THIS SEPARATION AGREEMENT AND RELEASE (the “Separation Agreement and Release”) is entered into between Diana Brainard (the “Employee”) as a condition to receiving the severance benefits (the “Severance Amount”) to be provided to the Employee by Allovir, Inc. (the “Company”) pursuant to the Executive Employment Agreement between the Company and Employee (the “Employment Agreement”) dated March 17, 2021. This is the Separation Agreement and Release referenced in Paragraph 9 of the Employment Agreement. Terms with initial capitalization that are not otherwise defined in this Separation Agreement and Release have the meanings set forth in the Employment Agreement. This Separation Agreement and Release is effective as of December 19, 2024.

FORM OF LOCK-UP AGREEMENT
Lock-Up Agreement • November 8th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances)

The undersigned signatory of this lock-up agreement (this “Lock-Up Agreement’’) understands that AlloVir, Inc., a Delaware corporation (“Parent”), is entering into an Agreement and Plan of Merger, dated as of [•], 2024 (as the same may be amended from time to time, the “Merger Agreement’’) with Aurora Merger Sub, Inc., a Delaware corporation and a wholly owned subsidiary of Parent, and Kalaris Therapeutics, Inc., a Delaware corporation (the “Company”). Capitalized terms used but not otherwise defined herein shall have the respective meanings ascribed to such terms in the Merger Agreement.

FORM OF COMPANY STOCKHOLDER SUPPORT AGREEMENT
Company Stockholder Support Agreement • November 8th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

This Support Agreement (this “Agreement”) is made and entered into as of [•], 2024, by and among Kalaris Therapeutics, Inc., a Delaware corporation (the “Company”), AlloVir, Inc., a Delaware corporation (“Parent”), and the undersigned holder (the “Stockholder”) of Shares (as defined below) of the Company. Capitalized terms used herein but not otherwise defined shall have the respective meanings ascribed to such terms in the Merger Agreement (as defined below).

CERTAIN CONFIDENTIAL PORTIONS OF THIS EXHIBIT HAVE BEEN OMITTED AND REPLACED WITH “[***]”. SUCH IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THIS EXHIBIT BECAUSE IT IS (I) NOT MATERIAL AND (II) WOULD LIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF...
Exclusive License Agreement • July 23rd, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances)

This Amended and Restated Exclusive License Agreement (hereinafter called “Agreement”), to be effective as of the 11th day of May 2020 (hereinafter called “Agreement Date”), is by and between Baylor College of Medicine (hereinafter called “BCM”), a Texas nonprofit corporation having its principal place of business at One Baylor Plaza, Houston, Texas 77030, and ALLOVIR, INC. (formerly ViraCyte, LLC), a corporation organized under the laws of Delaware and having a principal place of business at 2925 Richmond Ave., Suite 1274, Houston, Texas, 77098 and its Affiliates (hereinafter, collectively referred to as “LICENSEE”). BCM and LICENSEE are sometimes referred to herein individually as a “Party” and are sometimes referred to herein collectively as the “Parties”.

CONSULTING AGREEMENT
Consulting Agreement • July 28th, 2021 • Allovir, Inc. • Biological products, (no disgnostic substances) • Massachusetts

This Consulting Agreement (“Consulting Agreement”) is entered into as of July 22, 2021, by and between AlloVir, Inc., a Delaware corporation with an address at 139 Main St., Suite 500 Cambridge, MA 02142 (the “Company”), and David Hallal (“Consultant”), effective as of the Effective Date (as defined below) except as otherwise expressly provided below.

ASSET RENTAL AGREEMENT
Asset Rental Agreement • June 3rd, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Massachusetts

THIS ASSET RENTAL AGREEMENT (“ERA”), effective as of May 1, 2019, (the “Effective Date”) is made by and between ElevateBio Management, Inc., a Delaware Corporation with an office at 139 Main Street, Suite 500, Cambridge, MA 02142, (“ElevateBio”) and Allovir, Inc., a Delaware Corporation with an office at 2925 Richmond Ave., Suite 1274, Houston, Texas 77098 (“Allovir”).

KALARIS THERAPEUTICS, INC. NOTE PURCHASE AGREEMENT
Note Purchase Agreement • January 17th, 2025 • Allovir, Inc. • Biological products, (no disgnostic substances) • California

This Note Purchase Agreement (this “Agreement”) is made as of October 28, 2024 by and among Kalaris Therapeutics, Inc., a Delaware corporation (the “Company”), Samsara BioCapital, L.P. (“Samsara”) and the individuals and entities who become parties to this Agreement by executing and delivering a counterpart signature page in the form attached hereto as Exhibit A (each a “Purchaser” and collectively, the “Purchasers”).

EXECUTIVE EMPLOYMENT AGREEMENT
Executive Employment Agreement • March 22nd, 2021 • Allovir, Inc. • Biological products, (no disgnostic substances) • Delaware

This Executive Employment Agreement (this “Agreement”) is entered into between Allovir, Inc., a Delaware corporation (“Company”) and Diana Brainard (“Employee”). This Agreement is effective as of the date the Agreement becomes fully executed by the parties (the “Effective Date”).

SPONSORED RESEARCH CONTRACT
Sponsored Research Contract • July 23rd, 2020 • Allovir, Inc. • Biological products, (no disgnostic substances) • Texas

THIS CONTRACT, effective June 8, 2019 (hereinafter the “Effective Date”), is entered into by and between Baylor College of Medicine (hereinafter “Baylor”) and AlloVir LLC, a Delaware Corporation, with principal offices located at 2925 Richmond Ave, Suite 1274, Houston, TX 77098 (hereinafter “Sponsor”), governing research to be conducted at Baylor in the laboratory of Dr. Ann Leen (hereinafter “Principal Investigator”).

Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) is the type of information that the registrant treats as private or confidential. Double asterisks denote omissions. LICENSE AGREEMENT...
License Agreement • December 9th, 2024 • Allovir, Inc. • Biological products, (no disgnostic substances) • California

This License Agreement (“Agreement”) is made by and between Theia Therapeutics, Inc., a Delaware corporation having an address at 628 Middlefield Road, Palo Alto, CA 94301 (“LICENSEE”) and The Regents of the University of California, a California corporation having its statewide administrative offices at 1111 Franklin Street, Oakland, California 94607-5200 (“UNIVERSITY”), represented by its San Diego campus having an address at University of California, San Diego, Office of Innovation & Commercialization, Mail Code 0910, 9500 Gilman Drive, La Jolla, California 92093-0910 (“UCSD”).