Exhibit 1.1 SANA BIOTECHNOLOGY, INC. COMMON STOCK SALES AGREEMENT May 8, 2025 TD Securities (USA) LLC 1 Vanderbilt Avenue New York, NY 10017 Ladies and Gentlemen: Sana Biotechnology, Inc., a Delaware corporation (the "Company"), confirms its agreement (this "Agreement") with TD Securities (USA) LLC ("TD Cowen"), as follows: 1. Issuance and Sale of Shares. The Company agrees that, from time to time during the term of this Agreement, on the terms and subject to the conditions set forth herein, it may issue an ...