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Lyell Immunopharma, Inc. insider trading

LYELNASDAQ
$9.26-0.15 (-1.59%)as of Oct 2, 2026

“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.” — Peter Lynch

Insider Trading vs Stock Price

Insider Trading vs Stock Price data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (-41.4%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
DateCategoryPersonRoleActionAmountChange in holding
Open market purchase
Open market sell
Marker size reflects transaction size.

Net dollar flow · Buy / Sell balance

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Key players

  • ICInnovative Cellular Therapeutics Holdings Ltd10% Owner11.3241%of company
  • RKRichard KlausnerDirector0.7776%of company
  • LSLynn SeelyPresident and CEO0.2608%of company
  • CWCharles W. NewtonChief Financial Officer0.1033%of company
  • DSDavid ShookChief Medical Officer0.0833%of company
  • JMJarrad Mattieu AguirreChief Medical Officer0.0828%of company
  • CFCathy FriedmanDirector0.0686%of company
  • SJStephen J. HillChief Operating Officer0.0686%of company
  • GKGary K. LeeChief Scientific Officer0.0662%of company
  • VSVeronica Sanchez BulisVP, Corporate Controller0.0604%of company

AI Activity Analysis

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Insider activity

Fromto
CompanyInsider / roleActionΔOwnAvg priceAmount
LYELDavid ShookChief Medical OfficerOpen market sell$6.35K-2.4%$12.70$6.35KSep 10, 2026Sep 10, 2026
LYELGary K. LeeChief Scientific OfficerOpen market sell$22.6K-8.2%$15.54$22.6KAug 21, 2026Aug 25, 2026
LYELStephen J. HillChief Operating OfficerOpen market sell$15.4K-5.6%$15.54$15.4KAug 21, 2026Aug 25, 2026
LYELLynn SeelyPresident and CEOOpen market sell$149K-13.1%$15.54$149KAug 21, 2026Aug 25, 2026
LYELVeronica Sanchez BulisVP, Corporate ControllerOpen market sell$8.91K-4.0%$14.34$8.91KAug 10, 2026Aug 11, 2026
LYELGary K. LeeChief Scientific OfficerOpen market sell$1.88K-0.7%$14.34$1.88KAug 10, 2026Aug 11, 2026
LYELStephen J. HillChief Operating OfficerOpen market sell$1.28K-0.5%$14.34$1.28KAug 10, 2026Aug 11, 2026
LYELLynn SeelyPresident and CEOOpen market sell$5.59K-0.5%$14.34$5.59KAug 10, 2026Aug 11, 2026
LYELInnovative Cellular Therapeutics Holdings Ltd10% OwnerOpen market sell$1370.0%$13.70$137Jul 17, 2026Jul 20, 2026
LYELInnovative Cellular Therapeutics Holdings Ltd10% OwnerOpen market sell$1370.0%$13.73$137Jul 16, 2026Jul 17, 2026
LYELDavid ShookChief Medical OfficerOpen market sell$25K-8.6%$12.64$25KJun 10, 2026Jun 11, 2026
LYELVeronica Sanchez BulisVP, Corporate ControllerOpen market sell$4.1K-1.4%$18.91$4.1KMay 11, 2026Jun 15, 2026
LYELGary K. LeeChief Scientific OfficerOpen market sell$2.46K-0.7%$18.92$2.46KMay 11, 2026Jun 15, 2026
LYELStephen J. HillChief Operating OfficerOpen market sell$1.68K-0.5%$18.92$1.68KMay 11, 2026Jun 15, 2026
LYELLynn SeelyPresident and CEOOpen market sell$7.34K-0.5%$18.91$7.34KMay 11, 2026Jun 15, 2026
LYELARCH Venture Partners IX Overage, L.P.10% OwnerOpen market purchase$12.5M+52.0%$25.61$12.5MMar 6, 2026Mar 9, 2026
LYELPaul L. Berns10% OwnerOpen market purchase$12.5M+52.0%$25.61$12.5MMar 6, 2026Mar 9, 2026
LYELGary K. LeeChief Scientific OfficerOpen market sell$39.1K-9.0%$23.39$39.1KFeb 11, 2026Feb 12, 2026
LYELStephen J. HillChief Operating OfficerOpen market sell$28.9K-6.5%$23.39$28.9KFeb 11, 2026Feb 12, 2026
LYELLynn SeelyPresident and CEOOpen market sell$174K-9.1%$23.39$174KFeb 11, 2026Feb 12, 2026
LYELVeronica Sanchez BulisVP, Corporate ControllerOpen market sell$5.87K-1.6%$23.12$5.87KFeb 10, 2026Feb 11, 2026
LYELGary K. LeeChief Scientific OfficerOpen market sell$3.4K-0.8%$23.12$3.4KFeb 10, 2026Feb 11, 2026
LYELStephen J. HillChief Operating OfficerOpen market sell$2.52K-0.6%$23.12$2.52KFeb 10, 2026Feb 11, 2026
LYELLynn SeelyPresident and CEOOpen market sell$10.1K-0.5%$23.12$10.1KFeb 10, 2026Feb 11, 2026
LYELVeronica Sanchez BulisVP, Corporate ControllerOpen market sell$30.3K-11.6%$32.32$30.3KDec 30, 2025Jan 6, 2026
LYELVeronica Sanchez BulisVP, Corporate ControllerOpen market sell$43.9K-12.3%$38.67$43.9KDec 24, 2025Jan 6, 2026
LYELVeronica Sanchez BulisVP, Corporate ControllerOpen market sell$3.85K-2.5%$16.10$3.85KNov 10, 2025Nov 12, 2025
LYELGary K. LeeChief Scientific OfficerOpen market sell$2.23K-0.9%$16.16$2.23KNov 10, 2025Nov 12, 2025
LYELStephen J. HillChief Operating OfficerOpen market sell$1.53K-0.6%$16.12$1.53KNov 10, 2025Nov 12, 2025
LYELLynn SeelyPresident and CEOOpen market sell$6.64K-0.6%$16.11$6.64KNov 10, 2025Nov 12, 2025
End of history · 30 transactions
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