Michelle Robertson - Jun 28, 2021 Form 4 Insider Report for Editas Medicine, Inc. (EDIT)

Role: Chief Financial Officer
Signature: /s/ Michelle Robertson
Stock symbol: EDIT
Transactions as of: Jun 28, 2021
Transactions value $: -$48,375
Form type: 4
Date filed: 6/30/2021, 04:11 PM
Next filing: Aug 10, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	EDIT	Common Stock	Options Exercise	$76.6K	+2.5K	+8.7%	$30.65	31.2K	Jun 28, 2021	Direct	F1
transaction	EDIT	Common Stock	Sale	-$125K	-2.5K	-8%	$50.00^*	28.7K	Jun 28, 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	-2.5K	-2.08%	$0.00	118K	Jun 28, 2021	Common Stock	2.5K	$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.