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NASDAQ: LYEL
Lyell Immunopharma Inc Stock Ownership - Who owns Lyell Immunopharma?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Lyell Immunopharma Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Arch Venture Fund XIII LP10% Owner2026-03-06488,090$25.61
$12.50MBuy
Arch Venture Partners IX LLC10% Owner2026-03-06488,090$25.61
$12.50MBuy
Lynn SeelyPresident and CEO2026-02-117,455$23.39
$174.37kSell
Stephen J. HillChief Operating Officer2026-02-111,236$23.39
$28.91kSell
Gary K. LeeChief Scientific Officer2026-02-111,671$23.39
$39.08kSell
Veronica Sanchez BulisVP Corporate Controller2026-02-10254$23.12
$5.87kSell
Stephen J. HillChief Operating Officer2026-02-10109$23.12
$2.52kSell
Lynn SeelyPresident and CEO2026-02-10438$23.12
$10.13kSell
Gary K. LeeChief Scientific Officer2026-02-10147$23.12
$3.40kSell
Veronica Sanchez BulisVP Corporate Controller2025-12-30936$32.32
$30.25kSell

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Net Insider Buy/Sell (L12M) Ownership

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LYEL Shareholders

What type of owners hold Lyell Immunopharma Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Robert Nelsen234.07%54,619,074$693.66MInsider
Arch Venture Partners IX LLC167.75%39,143,667$497.12MInsider
Glaxosmithkline PLC129.65%30,253,189$384.22MInsider
Richard Klausner39.69%9,262,406$117.63MInsider
Hans Edgar Bishop20.08%4,685,614$59.51MInsider
Arch Venture Management LLC13.92%3,247,162$41.24MInstitution
Arch Venture Fund XIII LP7.92%1,848,755$23.48MInsider
Gsk PLC6.48%1,512,659$19.21MInstitution
Foresite Capital Management IV LLC3.43%800,399$10.17MInstitution
Orland Properties Ltd3.23%754,698$9.58MInstitution

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LYEL vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
LYEL8.25%91.75%Net Buying
LCTX42.24%57.76%Net SellingNet Buying
ABEO47.85%52.15%Net SellingNet Selling
PRLD38.64%51.23%Net BuyingNet Buying
FENC4.51%95.49%Net SellingNet Buying
View Top Biotech Stocks

Lyell Immunopharma Stock Ownership FAQ

Who owns Lyell Immunopharma?

Lyell Immunopharma (NASDAQ: LYEL) is owned by 54.28% institutional shareholders, 604.09% Lyell Immunopharma insiders, and 0.00% retail investors. Robert Nelsen is the largest individual Lyell Immunopharma shareholder, owning 54.62M shares representing 234.07% of the company. Robert Nelsen's Lyell Immunopharma shares are currently valued at $722.06M.

If you're new to stock investing, here's how to buy Lyell Immunopharma stock.
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