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

Insider buying vs selling

Have Verastem Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Dan PatersonPresident and CEO2025-08-061,332$5.81
$7.74kSell
Daniel CalkinsChief Financial Officer2025-06-2325$4.71
$117.75Sell
Dan PatersonPresident and CEO2025-06-2017,808$5.13
$91.36kSell
Daniel CalkinsChief Financial Officer2025-06-204,110$5.13
$21.08kSell
Robert E. GagnonDirector2025-06-16284$5.65
$1.60kSell
Dan PatersonPresident and CEO2025-06-16335$5.65
$1.89kSell
Brian M. StuglikDirector2025-06-16594$5.65
$3.36kSell
Daniel CalkinsChief Financial Officer2025-05-2011,143$8.13
$90.59kSell
Dan PatersonPresident and CEO2025-05-2058,677$8.13
$477.04kSell
Dan PatersonPresident and CEO2025-05-05820$7.30
$5.99kSell

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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 LP29.38%16,142,051$148.99MInsider
Ridgeback Capital Investments LP18.32%10,068,243$92.93MInsider
Rtw Investments LP7.74%4,251,616$39.24MInstitution
Balyasny Asset Management LP7.65%4,205,968$38.82MInstitution
Mpm Bioventures V LLC7.22%3,966,666$36.61MInsider
Longwood Fund LP6.90%3,789,775$34.98MInsider
Vanguard Group Inc6.23%3,423,617$31.60MInstitution
Bvf Inc6.20%3,404,425$31.42MInstitution
Nantahala Capital Management LLC5.38%2,954,735$27.27MInstitution
Blackrock Inc5.02%2,758,914$25.46MInstitution

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VSTM vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
VSTM51.46%48.54%Net SellingNet Selling
ZVRA64.43%22.15%Net SellingNet Selling
BCYC57.92%42.08%Net BuyingNet Selling
MBX38.30%61.70%Net Buying
ALMS75.27%24.28%Net Buying

Verastem Stock Ownership FAQ

Who owns Verastem?

Verastem (NASDAQ: VSTM) is owned by 95.69% institutional shareholders, 90.25% Verastem insiders, and 0.00% retail investors. Ra Capital Management LP is the largest individual Verastem shareholder, owning 16.14M shares representing 29.38% of the company. Ra Capital Management LP's Verastem shares are currently valued at $149.31M.

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