Michelle Robertson - 09 Aug 2021 Form 4 Insider Report for Editas Medicine, Inc. (EDIT)

Role: Chief Financial Officer
Signature: /s/ Michelle Robertson
Issuer symbol: EDIT
Transactions as of: 09 Aug 2021
Net transactions value: -$73,375
Form type: 4
Filing time: 10 Aug 2021, 16:33:46 UTC
Previous filing: 30 Jun 2021
Next filing: 17 Nov 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	EDIT	Common Stock	Options Exercise	$76,625	+2,500	+8.7%	$30.65	31,235	09 Aug 2021	Direct	F1
transaction	EDIT	Common Stock	Sale	$150,000	-2,500	-8%	$60.00^*	28,735	09 Aug 2021	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	EDIT	Stock Option (right to buy)	Options Exercise	$0	-2,500	-2.1%	$0.000000	115,000	09 Aug 2021	Common Stock	2,500	$30.65	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The exercise and sale reported in this Form 4 was effected pursuant to a 10b5-1 plan adopted by the Reporting Person on March 12, 2021.
F2	This option was granted on January 9, 2020 and is scheduled to vest over four years, with 25% of the shares having vested on January 9, 2021, and the remaining 75% of the shares scheduled to vest in equal monthly installments thereafter through January 9, 2024.