Dan Paterson - 04 Feb 2026 Form 4 Insider Report for Verastem, Inc. (VSTM)

Signature
/s/ Daniel Calkins, Attorney in fact
Issuer symbol
VSTM
Transactions as of
04 Feb 2026
Net transactions value
-$6,489
Form type
4
Filing time
05 Feb 2026, 16:10:10 UTC
Previous filing
23 Jan 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Paterson Dan President and CEO, Director C/O VERASTEM, INC.,, 117 KENDRICK ST., SUITE 500, NEEDHAM /s/ Daniel Calkins, Attorney in fact 05 Feb 2026 0001563202

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction VSTM Common Stock Sale $6,489 -970 -0.16% $6.69 612,919 04 Feb 2026 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 The sale reported on this Form 4 represents shares sold by the Reporting Person to satisfy statutory withholding requirements in connection with the vesting of restricted stock units.