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VSTM insider trading — Verastem, Inc.

No open-market insider purchases or sales were filed for Verastem, Inc. (VSTM) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.

Updated Oct 16, 2026.

Insider buying · 90d
$0
Insider selling · 90d
$0
Net · 90d
$0
Last 30 days
0B / 0S

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Recent VSTM insider transactions

Every Form 4 filed by Verastem, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.

Trade dateInsiderRoleTypeOwnershipSharesPriceValueFiling
Oct 1, 2026Paterson DanPresident and CEOS · Sale · 10b5-1Direct44,121$8.00$353KForm 4
Oct 1, 2026Calkins DanielChief Financial OfficerS · Sale · 10b5-1Direct2,566$8.00$21KForm 4
Sep 30, 2026Paterson DanPresident and CEOA · Grant/award · 10b5-1Direct106,893——Form 4
Sep 30, 2026Calkins DanielChief Financial OfficerA · Grant/award · 10b5-1Direct8,333——Form 4
Sep 21, 2026Calkins DanielChief Financial OfficerS · Sale · 10b5-1Direct55$7.70$424Form 4
Aug 3, 2026Paterson DanPresident and CEOS · Sale · 10b5-1Direct1,302$5.81$8KForm 4

VSTM insider trading FAQ

Are insiders buying VSTM stock?

Not on the open market. In the last 90 days, Verastem, Inc. insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).

Who are the insiders trading VSTM?

No insider bought or sold on the open market in the last 90 days.

Where does VSTM insider trading data come from?

Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.

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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.