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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 Nelsen257.42%54,619,074$1.35BInsider
Arch Venture Partners IX LLC184.48%39,143,667$969.98MInsider
Glaxosmithkline PLC142.58%30,253,189$749.67MInsider
Richard Klausner43.65%9,262,406$229.52MInsider
Hans Edgar Bishop22.08%4,685,614$116.11MInsider
Arch Venture Fund XIII LP8.71%1,848,755$45.81MInsider
Decheng Capital LLC3.26%692,050$17.15MInstitution
Cathy Friedman2.70%572,740$14.19MInsider
Sumant Ramachandra0.94%200,000$4.96MInsider
Matthew Lang0.77%162,500$4.03MInsider

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LYEL vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
LYEL0.49%99.51%Net BuyingNet Buying
ADCT60.51%39.49%Net SellingNet Selling
MDXG46.84%53.16%Net BuyingNet Buying
ARMP1.50%98.50%Net SellingNet Selling
FDMT80.75%19.25%Net BuyingNet Selling
View Top Biotech Stocks

Lyell Immunopharma Stock Ownership FAQ

Who owns Lyell Immunopharma?

Lyell Immunopharma (NASDAQ: LYEL) is owned by 3.26% institutional shareholders, 664.33% Lyell Immunopharma insiders, and 0.00% retail investors. Robert Nelsen is the largest individual Lyell Immunopharma shareholder, owning 54.62M shares representing 257.42% of the company. Robert Nelsen's Lyell Immunopharma shares are currently valued at $1.29B.

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