Type	Name	Date
Underwriting agreement	Underwriting Agreement, by and among Assembly Biosciences, Inc. and Credit Suisse Securities (USA) LLC and William Blair & Company, L.L.C., as representatives of the several underwriters named therein	03/19/2015
Underwriting agreement	Underwriting Agreement, between Ventrus Biosciences, Inc. and Leerink Swann LLC and Lazard Capital Markets LLC, as representatives of the several underwriters	07/14/2011

Type	Name	Date
By-Laws	Amended and Restated Bylaws of Assembly Biosciences, Inc.	06/16/2020

Type	Name	Date
Equity incentive plans	Amendment No. 5 to Assembly Biosciences, Inc. 2018 Stock Incentive Plan	05/27/2022
Equity incentive plans	Amendment No. 4 to Assembly Biosciences, Inc. 2018 Stock Incentive Plan	05/25/2021
Equity incentive plans	Amendment No. 3 to Assembly Biosciences, Inc. 2018 Stock Incentive Plan	06/16/2020
Equity incentive plans	Amendment No. 1 to Assembly Biosciences, Inc. 2018 Stock Incentive Plan	05/21/2019
Employment agreement	Amendment No. 1 to Employment Agreement, by and between Assembly Biosciences, Inc. and Derek Small	10/12/2018
Employment agreement	Amendment No. 1 to Employment Agreement, by and between Assembly Biosciences, Inc. and Richard Colonno, Ph.D	10/12/2018
Employment agreement	Amended and Restated Employment Agreement, by and between Assembly Biosciences, Inc. and Uri A. Lopatin, M.D	10/12/2018
Equity incentive plans	Assembly Biosciences, Inc. 2018 Stock Incentive Plan	06/01/2018
Separation agreement	Separation Agreement between Assembly Biosciences, Inc. and Dr. Lee D. Arnold	12/09/2016
Employment agreement	Employment Agreement, between Ventrus Biosciences, Inc. and Derek A. Small	07/14/2014
Employment agreement	Employment Agreement, between Ventrus Biosciences, Inc. and Uri A. Lopatin	07/14/2014
Employment agreement	Employment Agreement, between Ventrus Biosciences, Inc. and Lee D. Arnold	07/14/2014