Michael Kauffman - May 22, 2025 Form 4 Insider Report for Verastem, Inc. (VSTM)

Role: Director
Signature: /s/ Daniel Calkins, Attorney in Fact
Stock symbol: VSTM
Transactions as of: May 22, 2025
Transactions value $: $0
Form type: 4
Date filed: 5/27/2025, 05:44 PM
Previous filing: Aug 23, 2024
Next filing: Jun 6, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Kauffman Michael	Director	C/O VERASTEM, INC.,, 117 KENDRICK ST., SUITE 500, NEEDHAM	/s/ Daniel Calkins, Attorney in Fact	2025-05-27	0001364719

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VSTM	Common Stock	Award	$0	+8.33K	+93.81%	$0.00	17.2K	May 22, 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	VSTM	Stock Option (right to buy)	Award	$0	+12.5K		$0.00	12.5K	May 22, 2025	Common Stock	12.5K	$7.48	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	RSUs granted to the Reporting Person under the Issuer's Amended and Restated 2021 Equity Incentive Plan. Each RSU represents the contingent right to receive one share of Common Stock. The RSUs vest 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 shall vest). The first eleven installments shall vest beginning on the last day of each month over a period from June, 2025 to April, 2026 and the last installment shall vest on the earlier of (i) the day before the 2026 Annual Meeting of Stockholders is held or (ii) May 31, 2026, provided that the Reporting Person continues to serve as a director of the Issuer on each such vesting date.
F2	The stock option vests 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 shall vest). The first eleven installments shall vest beginning on the last day of each month over a period from June, 2025 to April, 2026 and the last installment shall vest on the earlier of (i) the day before the 2026 Annual Meeting of Stockholders is held or (ii) May 31, 2026, provided that the Reporting Person continues to serve as a director of the Issuer on each such vesting date.

Content

RSUs granted to the Reporting Person under the Issuer's Amended and Restated 2021 Equity Incentive Plan. Each RSU represents the contingent right to receive one share of Common Stock. The RSUs vest 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 shall vest). The first eleven installments shall vest beginning on the last day of each month over a period from June, 2025 to April, 2026 and the last installment shall vest on the earlier of (i) the day before the 2026 Annual Meeting of Stockholders is held or (ii) May 31, 2026, provided that the Reporting Person continues to serve as a director of the Issuer on each such vesting date.

The stock option vests 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 shall vest). The first eleven installments shall vest beginning on the last day of each month over a period from June, 2025 to April, 2026 and the last installment shall vest on the earlier of (i) the day before the 2026 Annual Meeting of Stockholders is held or (ii) May 31, 2026, provided that the Reporting Person continues to serve as a director of the Issuer on each such vesting date.