WallStreetZenWallStreetZen

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 Officer2025-12-2480$7.86
$628.80Sell
Robert E. GagnonDirector2025-12-16283$9.14
$2.59kSell
Brian M. StuglikDirector2025-12-16592$9.14
$5.41kSell
Dan PatersonPresident and CEO2025-12-16393$9.14
$3.59kSell
Dan PatersonPresident and CEO2025-12-112,000$10.00
$20.00kSell
Dan PatersonPresident and CEO2025-12-102,000$10.07
$20.14kSell
Dan PatersonPresident and CEO2025-12-092,000$10.25
$20.50kSell
Dan PatersonPresident and CEO2025-12-082,000$10.50
$21.00kSell
Dan PatersonPresident and CEO2025-12-052,000$10.61
$21.22kSell
Dan PatersonPresident and CEO2025-12-042,000$10.00
$20.00kSell

1 of 5

VSTM insiders have sold more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when VSTM insiders and whales buy or sell their stock.

VSTM Shareholders

What type of owners hold Verastem Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ra Capital Management LP24.17%16,142,051$116.71MInsider
Ridgeback Capital Investments LP15.08%10,068,243$72.79MInsider
Rtw Investments LP8.13%5,426,306$39.23MInstitution
Balyasny Asset Management LP6.21%4,146,762$29.98MInstitution
Logos Global Management LP6.07%4,050,000$29.28MInstitution
Mpm Bioventures V LLC5.94%3,966,666$28.68MInsider
Point72 Asset Management LP5.81%3,879,364$28.05MInstitution
Longwood Fund LP5.68%3,789,775$27.40MInsider
Blackrock Inc5.57%3,717,182$26.88MInstitution
Vanguard Group Inc5.21%3,479,011$25.15MInstitution

1 of 3

VSTM vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
VSTM54.62%45.38%Net SellingNet Selling
VNDA52.44%47.56%Net Selling
NBP11.20%0.00%
PEPG82.51%9.24%Net Buying
PRTA49.89%50.11%Net Selling
View Top Biotech Stocks

Verastem Stock Ownership FAQ

Who owns Verastem?

Verastem (NASDAQ: VSTM) is owned by 89.29% institutional shareholders, 74.19% Verastem insiders, and 0.00% retail investors. Ra Capital Management LP is the largest individual Verastem shareholder, owning 16.14M shares representing 24.17% of the company. Ra Capital Management LP's Verastem shares are currently valued at $116.71M.

If you're new to stock investing, here's how to buy Verastem stock.
©2026 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.