United States securities and exchange commission logo March 31, 2023 Brian Stuglik Chief Executive Officer Verastem, Inc. 117 Kendrick Street, Suite 500 Needham, MA 02494 Re: Verastem, Inc. Registration Statement on Form S-3 Filed March 23, 2023 File No. 333-270794 Dear Brian Stuglik: We have limited our review of your registration statement to those issues we have addressed in our comment. In our comment, we may ask you to provide us with information so we may better understand your disclosure. Please respond to this letter by amending your registration statement and providing the requested information. If you do not believe our comment applies to your facts and circumstances or do not believe an amendment is appropriate, please tell us why in your response. After reviewing any amendment to your registration statement and the information you provide in response to this comment, we may have additional comments. Registration Statement on Form S-3 filed March 23, 2023 General 1. Question 139.11 of our Securities Act Sections Compliance and Disclosure Interpretations details the circumstances under which the issuance of a convertible security meets the conditions under which a company may file a registration statement for the resale of privately placed securities before their actual issuance and states that closing conditions relating to the market price of the company s securities are unacceptable conditions. Here, in relation to the second tranche of shares to be registered we note a closing condition relating to the shares' market price. Please provide us with a detailed analysis to support your conclusion that registration of the second tranche is appropriate at this time. We remind you that the company and its management are responsible for the accuracy Brian Stuglik Verastem, Inc. March 31, 2023 Page 2 and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Refer to Rules 460 and 461 regarding requests for acceleration. Please allow adequate time for us to review any amendment prior to the requested effective date of the registration statement. Please contact Jason Drory at 202-551-8342 or Laura Crotty at 202-551-7614 with any other questions. Sincerely, FirstName LastNameBrian Stuglik Division of Corporation Finance Comapany NameVerastem, Inc. Office of Life Sciences March 31, 2023 Page 2 cc: Thomas J. Danielski FirstName LastName