Verastem, Inc. — Director's Dealing 2012

Feb 4, 2012

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Verastem, Inc. (VSTM)
CIK: 0001526119
Period of Report: 2012-01-26

Reporting Person: MPM BIOVENTURES V, L.P. (Former 10% stockholder)
Reporting Person: MPM BIOVENTURES V GP LLC (Former 10% stockholder)
Reporting Person: MPM BIOVENTURES V LLC (Former 10% stockholder)
Reporting Person: EVNIN LUKE (Former 10% stockholder)
Reporting Person: Foley Todd (Former 10% stockholder)
Reporting Person: KAILIAN VAUGHN M (Former 10% stockholder)
Reporting Person: Scopa James Paul (Former 10% stockholder)
Reporting Person: St Peter Steven (Former 10% stockholder)
Reporting Person: Vander Vort John (Former 10% stockholder)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Series A Preferred Stock	$		Common Stock (1142857)		Direct
Series B Preferred Stock	$		Common Stock (714286)		Direct
Series C Preferred Stock	$		Common Stock (76190)		Direct

Footnotes

F1: Each share of preferred stock will automatically convert into approximately 0.29 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F2: MPM BioVentures V GP LLC ("MPM V GP") is the general partner of MPM BioVentures V, L.P. ("MPM V LP") and MPM BioVentures V LLC ("MPM V LLC") is the managing member of MPM V GP. Luke Evnin, Todd Foley, Ansbert Gadicke, Vaughn Kailian, James Scopa, Steven St. Peter and John Vander Vort are the members of MPM V LLC and share the power to vote, hold and dispose of the shares held by MPM V LP. Each reporting person disclaims beneficial ownership of the securities reported herein except to the extent of his or its respective pecuniary interest therein.