Verastem, Inc. — Director's Dealing 2025

Nov 25, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Verastem, Inc. (VSTM)
CIK: 0001526119
Period of Report: 2025-11-21

Reporting Person: Bunn Paul A. (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-11-21	Common Stock	S	6250	$10.00	Disposed	2083	Direct
2025-11-21	Common Stock	M	6250	$3.27	Acquired	8333	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-11-21	Stock Options (right to buy)	$3.27	M	6250	Disposed	2034-06-18	Common Stock (6250)	Direct

Footnotes

F1: The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $10.00 through $10.01, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the range set forth herein.

F3: The stock option vested in twelve equal installments (rounded down to the nearest whole share on each vesting date except with respect to the final vesting date on which the remaining unvested portion vested). The first eleven installments vested beginning on the last day of the month over the period from June, 2024 to April, 2025 and the last installment vested on the day before the 2025 Annual Meeting of Stockholders.