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LYEL

Lyell Immunopharma, Inc.

NASDAQ · Healthcare · Biotechnology · US

$11.01
+1.94%
Ask drillr
0
Insider buys (3m)
10
Insider sells (3m)
-$211.3K
Net value (3m)
-11.1%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Sep 10, 2026Aguirre Jarrad Mattieu · officer: Chief Medical OfficerA-Award47,500$12
Sep 10, 2026Shook David · officer: Chief Medical OfficerSale500$13
Aug 25, 2026Seely Lynn · director, officer: President and CEOSale9,589$16
Aug 25, 2026Hill Stephen J. · officer: Chief Operating OfficerSale989$16
Aug 25, 2026Lee Gary K. · officer: Chief Scientific OfficerSale1,457$16
Aug 11, 2026Seely Lynn · director, officer: President and CEOSale390$14
Aug 11, 2026Lee Gary K. · officer: Chief Scientific OfficerSale131$14
Aug 11, 2026Hill Stephen J. · officer: Chief Operating OfficerSale89$14
Aug 11, 2026Bulis Veronica Sanchez · officer: VP, Corporate ControllerSale621$14
Jul 20, 2026Innovative Cellular Therapeutics Holdings Ltd · 10 percent ownerSale10$14
Jul 17, 2026Innovative Cellular Therapeutics Holdings Ltd · 10 percent ownerSale10$14
Jun 15, 2026Seely Lynn · director, officer: President and CEOSale388$19
Jun 15, 2026Hill Stephen J. · officer: Chief Operating OfficerSale89$19
Jun 15, 2026Bulis Veronica Sanchez · officer: VP, Corporate ControllerSale217$19
Jun 15, 2026Lee Gary K. · officer: Chief Scientific OfficerSale130$19
Jun 12, 2026RIEFLIN WILLIAM JL · directorA-Award9,250$13
Jun 12, 2026Bachleda Mark · directorA-Award9,250$13
Jun 12, 2026BRAWLEY OTIS W · directorA-Award9,250$13
Jun 12, 2026FRIEDMAN CATHY · directorA-Award9,250$13
Jun 12, 2026Klausner Richard · directorA-Award9,250$13
Jun 12, 2026NABEL ELIZABETH G · directorA-Award9,250$13
Jun 12, 2026Ramachandra Sumant · directorA-Award9,250$13
Jun 11, 2026Shook David · officer: Chief Medical OfficerSale1,977$13
Mar 16, 2026Shah Smital · officer: Chief Fin. and Bus. OfficerA-Award140,000$26
Mar 9, 2026ARCH Venture Fund XIII, L.P. · 10 percent ownerPurchase488,090$26
Mar 9, 2026ARCH Venture Partners IX, LLC · 10 percent ownerPurchase488,090$26
Feb 12, 2026Seely Lynn · director, officer: President and CEOSale7,455$23
Feb 12, 2026Lee Gary K. · officer: Chief Scientific OfficerSale1,671$23
Feb 12, 2026Hill Stephen J. · officer: Chief Operating OfficerSale1,236$23
Feb 11, 2026Lee Gary K. · officer: Chief Scientific OfficerSale147$23
Institutional positioning

13F filings over the trailing two quarters

New 43Increased 51Reduced 30Sold out 11
FilerActionSharesFiled
ARCH Venture Management, LLCUnchanged3,247,162Aug 14, 2026
ARCH VENTURE MANAGEMENT, LLCIncreased3,247,162May 15, 2026
GSK plcUnchanged1,512,659Aug 13, 2026
GSK PLCUnchanged1,512,659May 14, 2026
FORESITE CAPITAL MANAGEMENT IV, LLCUnchanged800,399May 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased786,774Aug 13, 2026
ORLAND PROPERTIES LTDUnchanged754,698May 6, 2026
Orland Properties LtdUnchanged754,698Aug 5, 2026
BlackRock, Inc.Increased724,342Aug 7, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position718,155May 15, 2026
Almitas Capital LLCIncreased581,407Aug 17, 2026
ALMITAS CAPITAL LLCUnchanged577,807May 15, 2026
FORESITE CAPITAL MANAGEMENT V, LLCUnchanged477,078May 15, 2026
Foresite Capital Management V, LLCReduced476,386Aug 14, 2026
MILLENNIUM MANAGEMENT LLCIncreased458,905May 15, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 10, 2026