Editas Medicine, Inc. — Director's Dealing 2016

Feb 3, 2016

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Editas Medicine, Inc. (EDIT)
CIK: 0001650664
Period of Report: 2016-02-02

Reporting Person: Liu David R. (10% Owner)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	480769	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (right to buy)	$6.48	2025-09-13	Common Stock (96153)		Direct

Footnotes

F1: These shares are restricted stock owned by David Liu and issued pursuant to a restricted stock agreement between the Issuer and Mr. Liu. Twenty-five percent of the shares vested on November 21, 2013, and the remainder are scheduled to vest in equal monthly installments from August 1, 2013 until August 1, 2017.

F2: This option was granted on September 14, 2015 and is scheduled to vest over four years with the shares scheduled to vest in equal quarterly installments beginning on December 10, 2015.