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NASDAQ: VSTM
Verastem Inc Stock Ownership - Who owns Verastem?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Verastem Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Daniel CalkinsChief Financial Officer2026-03-2057$5.74
$327.18Sell
Dan PatersonPresident and CEO2026-02-04970$6.69
$6.49kSell
Daniel CalkinsChief Financial Officer2026-01-125,039$7.16
$36.08kSell
Dan PatersonPresident and CEO2026-01-1210,321$7.16
$73.90kSell
Daniel CalkinsChief Financial Officer2025-12-2480$7.86
$628.80Sell
Robert E. GagnonDirector2025-12-16283$9.14
$2.59kSell
Dan PatersonPresident and CEO2025-12-16393$9.14
$3.59kSell
Brian M. StuglikDirector2025-12-16592$9.14
$5.41kSell
Dan PatersonPresident and CEO2025-12-112,000$10.00
$20.00kSell
Dan PatersonPresident and CEO2025-12-102,000$10.07
$20.14kSell

1 of 5

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Net Insider Buy/Sell (L12M) Ownership

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VSTM Shareholders

What type of owners hold Verastem Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ra Capital Management LP18.38%16,142,051$90.88MInsider
Ridgeback Capital Investments LP11.46%10,068,243$56.68MInsider
Rtw Investments LP7.49%6,576,306$37.02MInstitution
Deep Track Capital LP6.54%5,740,850$32.32MInstitution
Blackrock Inc5.41%4,752,842$26.76MInstitution
Vanguard Group Inc4.73%4,152,706$23.38MInstitution
Mpm Bioventures V LLC4.52%3,966,666$22.33MInsider
Polar Capital Holdings PLC4.47%3,925,126$22.10MInstitution
Longwood Fund LP4.31%3,789,775$21.34MInsider
Armistice Capital LLC4.03%3,536,000$19.91MInstitution

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VSTM vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
VSTM60.59%39.41%Net SellingNet Selling
LRMR51.10%48.90%Net BuyingNet Buying
CTNM79.21%7.20%Net SellingNet Selling
TRDA41.60%58.40%Net SellingNet Selling
FDMT80.75%19.25%Net BuyingNet Selling
View Top Biotech Stocks

Verastem Stock Ownership FAQ

Who owns Verastem?

Verastem (NASDAQ: VSTM) is owned by 87.09% institutional shareholders, 56.64% Verastem insiders, and 0.00% retail investors. Ra Capital Management LP is the largest individual Verastem shareholder, owning 16.14M shares representing 18.38% of the company. Ra Capital Management LP's Verastem shares are currently valued at $90.88M.

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