Gates Frontier, LLC and William H. Gates III Schedule 13G Filing for Lyell Immunopharma, Inc.

SEC Filing SCHEDULE 13G (0001104659-25-073122)

Gates Frontier, LLC and William H. Gates III have filed a Schedule 13G with the SEC regarding their ownership in Lyell Immunopharma, Inc. The filing indicates that Gates Frontier, LLC and William H. Gates III collectively own 5.6% of the company's common stock, amounting to 1,040,964 shares. The shares are held directly by Gates Frontier, LLC, with William H. Gates III being the sole member of the LLC. The filing is made under Rule 13d-1(c) and includes a joint filing agreement. The filing also references previous SEC filings related to the power of attorney granted to Alan Heuberger for both entities. The event date requiring this filing is July 25, 2025.