Form 4 Tracker
Lyell Immunopharma, Inc.
LYEL

12 insider filings · Latest: Mar 9, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 6, 2026Mar 9 8:36 PMARCH Venture Partners IX, LLC10% Owner
Purchase
488,090$25.61$12.5M1,426,528(I)

View →

Mar 6, 2026Mar 9 8:34 PMARCH Venture Fund XIII, L.P.10% Owner
Purchase
488,090$25.61$12.5M1,426,528(I)

View →

Feb 11, 2026Feb 13 1:47 AMLynn SeelyDirector, President and CEO
Sale
7,455$23.39$174.4K74,266(D)

View →

Feb 11, 2026Feb 13 1:46 AMStephen J. HillChief Operating Officer
Sale
1,236$23.39$28.9K17,795(D)

View →

Feb 11, 2026Feb 13 1:44 AMGary K. LeeChief Scientific Officer
Sale
1,671$23.39$39.1K16,938(D)

View →

Feb 10, 2026Feb 12 2:05 AMStephen J. HillChief Operating Officer
Sale
109$23.12$2.5K19,031(D)

View →

Feb 10, 2026Feb 12 2:04 AMGary K. LeeChief Scientific Officer
Sale
147$23.12$3.4K18,609(D)

View →

Feb 10, 2026Feb 12 2:03 AMLynn SeelyDirector, President and CEO
Sale
438$23.12$10.1K81,721(D)

View →

Feb 10, 2026Feb 12 2:00 AMVeronica Sanchez BulisVP, Corporate Controller
Sale
254$23.12$5.9K15,637(D)

View →

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Mar 9, 2026Mar 16 11:26 PMSmital ShahChief Fin. and Bus. Officer
Grant/Award
140,000$25.50140,000(D)

View →

Feb 10, 2026Feb 12 2:05 AMStephen J. HillChief Operating Officer
Grant/Award
65,000$23.7165,000(D)

View →

Feb 10, 2026Feb 12 2:04 AMGary K. LeeChief Scientific Officer
Grant/Award
50,000$23.7150,000(D)

View →

Feb 10, 2026Feb 12 2:03 AMLynn SeelyDirector, President and CEO
Grant/Award
155,000$23.71155,000(D)

View →

Feb 10, 2026Feb 12 2:01 AMMark A MeltzGeneral Counsel
Grant/Award
50,000$23.7150,000(D)

View →

Feb 10, 2026Feb 12 1:58 AMDavid ShookChief Medical Officer
Grant/Award
50,000$23.7150,000(D)

View →