On September 27, 2022, Robert Gagnon notified Verastem, Inc. of his decision to resign as Chief Business and Financial Officer of the Company, effective October 31, 2022, to pursue other career opportunities. Effective October 31, 2022, Daniel Calkins, 35, the Company's VP of Finance, will serve as the Company's principal financial officer and principal accounting officer on an interim basis. The Company has engaged with Danforth Advisors, LLC pursuant to which Danforth will provide consulting services to the Company on an agreed upon hourly rate to assist in this transition.

The Company has initiated a search to identify and appoint a new Chief Financial Officer. Mr. Calkins joined the Company in December 2018. Mr. Calkins has served as the Company's VP of Finance since September 2022, and previously served as the Company's Controller from March 2020 until September 2022, and the Company's Assistant Controller from May 2019 until March 2022.

Prior to joining the Company, Mr. Calkins held various positions of increasing responsibility at CFGI where he provided accounting advisory and consulting services to clients spanning numerous industries. Mr. Calkins began his career at PwC, LLP in Boston, MA. Mr. Calkins received his B.S. in Accounting from Bryant University and his M.S. in Accounting from Northeastern University.