Type	Name	Date
Underwriting agreement	Underwriting Agreement, among CRISPR Therapeutics AG and Goldman Sachs & Co. LLC, BofA Securities, Inc. and Jefferies LLC, as representatives of the underwriters named therein	07/02/2020
Underwriting agreement	Underwriting Agreement, among CRISPR Therapeutics AG and Goldman Sachs & Co. LLC, Piper Jaffray & Co. and Jefferies LLC, as representatives of the underwriters named therein	11/22/2019
Underwriting agreement	Underwriting Agreement, among CRISPR Therapeutics AG and Goldman Sachs & Co. LLC, Piper Jaffray & Co. and Barclays Capital Inc., as representatives of the underwriters named therein	01/05/2018

Type	Name	Date
Employment agreement	Employment Agreement, by and between CRISPR Therapeutics, Inc. and Brendan Smith	10/14/2021
Employment agreement	Employment Agreement by and between CRISPR Therapeutics AG and Dr. Rodger Novak	12/21/2017
Employment agreement	Amended and Restated Employment Agreement, by and between CRISPR Therapeutics Inc. and Samarth Kulkarni	05/04/2017