Type	Name	Date
Underwriting agreement	Underwriting Agreement, by and among the Company and Merrill Lynch, Pierce, Fenner & Smith Incorporated and Cowen and Company, LLC, as representatives of the several underwriters named therein	04/11/2019

Type	Name	Date
By-Laws	Amended and Restated Bylaws of Homology Medicines, Inc	12/18/2020
By-Laws	Amended and Restated Bylaws of Homology Medicines, Inc	04/03/2018

Type	Name	Date
Employment agreement	Amendment to Employment Agreement, between Homology Medicines, Inc. and W. Bradford Smith	09/08/2022
Employment agreement	Amended and Restated Employment Agreement, between Homology Medicines, Inc. and Albert Seymour, Ph.D	04/21/2022