Editas Medicine, Inc. — Director's Dealing 2017

Jan 13, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Editas Medicine, Inc. (EDIT)
CIK: 0001650664
Period of Report: 2017-01-11

Reporting Person: Hack Andrew A. F. (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-01-11	Common Stock	M	15000	$3.23	Acquired	15000	Direct
2017-01-11	Common Stock	S	15000	$19.20	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-01-11	Stock Option (right to buy)	$3.23	M	15000	Disposed	2025-07-13	Common Stock (15000)	Direct

Footnotes

F1: The exercise and sale reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on June 15, 2016.

F2: This option was granted on July 14, 2015 and is scheduled to vest over four years with 25% of the shares having vested on July 1, 2016, and the remaining 75% of the shares scheduled to vest in equal monthly installments thereafter through July 1, 2019.