0000950170-25-022183 Sample Contracts

IDEAYA BIOSCIENCES, INC. EMPLOYMENT AGREEMENT
Employment Agreement • February 18th, 2025 • IDEAYA Biosciences, Inc. • Pharmaceutical preparations • California

This Employment Agreement (the “Agreement”) is entered into between IDEAYA Biosciences, Inc., a Delaware corporation (the “Company”) and Stu Dorman (“Executive” and, together with the Company, the “Parties”) effective as of December 1, 2024 (the “Effective Date”).

LICENSE AGREEMENT
License Agreement • February 18th, 2025 • IDEAYA Biosciences, Inc. • Pharmaceutical preparations • New York

This LICENSE AGREEMENT (the “Agreement”) is entered into as of December 27th, 2024 (the “Effective Date”), by and between Jiangsu Hengrui Pharmaceuticals Co., Ltd., organized under the laws of the People’s Republic of China, having an address at No. 7 Kunlunshan Road, Lianyungang, Jiangsu Province 222047, China and its Affiliates (“Hengrui”), and IDEAYA Biosciences, Inc., organized under the laws of Delaware, having an address at 5000 Shoreline Court, Suite 300, South San Francisco, California 94080 U.S.A. (“Ideaya”). Hengrui and Ideaya may be referred to herein individually as a “Party” or collectively as the “Parties”.

FIRST AMENDMENT TO LEASE
First Amendment to Lease • February 18th, 2025 • IDEAYA Biosciences, Inc. • Pharmaceutical preparations

THIS FIRST AMENDMENT TO OFFICE LEASE (this “Amendment”) is made as of May 10, 2024 (the “Amendment Effective Date”), by and between DW LSP 5000 SHORELINE LLC, a Delaware limited liability company (“Landlord”), and IDEAYA BIOSCIENCES, INC., a Delaware corporation (“Tenant”).

AMENDMENT NUMBER ONE TO OPTION AND LICENSE AGREEMENT
Option and License Agreement • February 18th, 2025 • IDEAYA Biosciences, Inc. • Pharmaceutical preparations

This Amendment Number One to Option and License Agreement (“Amendment No. 1”) is entered into as of December 12, 2024 (the “Amendment No. 1 Effective Date”), by and between Biocytogen Pharmaceuticals (Beijing) Co., Ltd., organized under the laws of China, having an address at No.12, Baoshen South Street, Daxing Bio-Medicine Industry Park, Daxing District, Beijing, China 102609 (“Biocytogen”), and IDEAYA Biosciences, Inc., organized under the laws of Delaware, having an address at 5000 Shoreline Court, Suite 300, South San Francisco, California 94080 U.S.A. (“Ideaya”). Biocytogen and Ideaya may be referred to herein individually as a “Party” or collectively as the “Parties”.

Amendment No. 5 to Agreement (“Amendment No. 5”)
Clinical Trial Collaboration and Supply Agreement • February 18th, 2025 • IDEAYA Biosciences, Inc. • Pharmaceutical preparations

Name of Original Agreement: Clinical Trial Collaboration and Supply Agreement (the “Original Agreement,” and together with any previous amendments which may be described below, the “Agreement”)