Editas Medicine, Inc. — Director's Dealing 2017

Feb 17, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Editas Medicine, Inc. (EDIT)
CIK: 0001650664
Period of Report: 2017-02-15

Reporting Person: Glucksmann Alexandra (Chief Operating Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-15	Common Stock	M	6000	$0.65	Acquired	123788	Direct
2017-02-15	Common Stock	S	5000	$20	Disposed	118788	Direct
2017-02-15	Common Stock	S	1000	$23.4844	Disposed	117788	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-15	Stock Option (right to buy)	$0.65	M	6000	Disposed	2025-04-15	Common Stock (6000)	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 13, 2016.

F2: This option was granted on April 16, 2015 and is scheduled to vest over four years with 25% of the shares having vested on March 9, 2016, and the remaining 75% of the shares scheduled to vest in equal monthly installments thereafter through March 9, 2019.