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NASDAQ: IGMS
Igm Biosciences Inc Stock Ownership - Who owns Igm Biosciences?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Igm Biosciences Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Mary Beth HarlerChief Executive Officer2025-06-161,522$1.20
$1.82kSell
Steven WeberPRINCIPAL ACCOUNTING OFFICER2025-06-16486$1.20
$582.71Sell
Misbah TahirCHIEF FINANCIAL OFFICER2025-06-161,522$1.20
$1.82kSell
Lisa Lynn DeckerCHIEF BUSINESS OFFICER2025-06-16951$1.20
$1.14kSell
Steven WeberPRINCIPAL ACCOUNTING OFFICER2025-05-141,865$1.12
$2.09kSell
Lisa Lynn DeckerCHIEF BUSINESS OFFICER2025-03-144,512$1.23
$5.55kSell
Misbah TahirCHIEF FINANCIAL OFFICER2025-03-147,329$1.23
$9.01kSell
Steven WeberPRINCIPAL ACCOUNTING OFFICER2025-03-141,701$1.23
$2.09kSell
Mary Beth HarlerChief Executive Officer2025-03-147,329$1.23
$9.01kSell
Steven WeberPRINCIPAL ACCOUNTING OFFICER2025-01-151,122$1.70
$1.91kSell

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Net Insider Buy/Sell (L12M) Ownership

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IGMS Shareholders

What type of owners hold Igm Biosciences Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Jakob Haldor Topsoe17.45%10,491,448$11.33MInsider
Topsoe Holding A. Haldor17.30%10,400,564$11.23MInsider
Redmile Group LLC10.07%6,053,077$6.54MInsider
Baker Bros Advisors LP6.81%4,095,257$4.42MInstitution
Baker Bros Advisors LP6.26%3,762,409$4.06MInsider
Siren LLC5.42%3,255,826$3.52MInstitution
Redmile Group LLC4.91%2,952,131$3.19MInstitution
Sanofi2.39%1,438,975$1.55MInstitution
Blackrock Inc1.71%1,030,524$1.11MInstitution
Vanguard Group Inc1.46%875,569$945.61kInstitution

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IGMS vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
IGMS29.64%54.27%Net SellingNet Selling
ONCY1.58%0.00%
ZURA51.74%48.26%Net Selling
ADAP5.97%94.03%Net Selling
MNOV10.61%89.10%
View Top Biotech Stocks

Igm Biosciences Stock Ownership FAQ

Who owns Igm Biosciences?

Igm Biosciences (NASDAQ: IGMS) is owned by 29.64% institutional shareholders, 54.27% Igm Biosciences insiders, and 16.09% retail investors. Jakob Haldor Topsoe is the largest individual Igm Biosciences shareholder, owning 10.49M shares representing 17.45% of the company. Jakob Haldor Topsoe's Igm Biosciences shares are currently valued at $11.33M.

If you're new to stock investing, here's how to buy Igm Biosciences stock.
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