Type	Name	Date
Indenture	Second Supplemental Indenture, between Northwest Biotherapeutics, Inc. and The Bank of New York Mellon, as trustee	06/13/2017
Indenture	First Supplemental Indenture, between Northwest Biotherapeutics, Inc. and The Bank of New York Mellon, as trustee	03/23/2017
Securities purchase agreement	Securities Purchase Agreement	04/14/2014

Type	Name	Date
By-Laws	AMENDMENT TO BYLAWS	12/11/2012

Type	Name	Date
Other	Letter agreement between Northwest Biotherapeutics, Inc. and H.C. Wainwright & Co., LLC	04/14/2014