Gates Frontier, LLC - 25 Jul 2025 SCHEDULE 13G Report for Lyell Immunopharma, Inc. Common Stock, $0.0001 par value per share (LYEL)

Filing Manager: Gates Frontier, LLC
Reporting Manager: Gates Frontier, LLC
Security: Lyell Immunopharma, Inc. Common Stock, $0.0001 par value per share
Symbol: LYEL
Shares outstanding: 18,588,643 shares
Disclosed Ownership: 1,040,964 shares
Ownership: 5.6%
Form type: SCHEDULE 13G
Filing time: 01 Aug 2025, 16:15:31 UTC
Date of event: 25 Jul 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Gates Frontier, LLC	5.6%	1,040,964	1,040,964	0	/s/ Alan Heuberger	Attorney-in-fact for Michael Larson, Manager
William H. Gates III	5.6%	1,040,964	1,040,964	0	/s/ Alan Heuberger	Attorney-in-fact