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