Type	Name	Date
Securities purchase agreement	SECURITIES PURCHASE AGREEMENT	06/30/2023
Securities purchase agreement	Securities Purchase Agreement	08/08/2022
Securities purchase agreement	Securities Purchase Agreement	05/08/2019
Securities purchase agreement	Securities Purchase Agreement	03/22/2019
Securities purchase agreement	Securities Purchase Agreement	03/13/2019
Securities purchase agreement	Securities Purchase Agreement	02/21/2019
Securities purchase agreement	Securities Purchase Agreement	10/23/2018
Securities purchase agreement	Securities Purchase Agreement	08/08/2018
Securities purchase agreement	Securities Purchase Agreement	01/24/2017
Securities purchase agreement	Securities Purchase Agreement	06/21/2013
Registration rights agreement	Registration Rights Agreement	06/21/2013
Securities purchase agreement	Securities Purchase Agreement	08/15/2011
Registration rights agreement	Registration Rights Agreement	08/15/2011
Underwriting agreement	Underwriting Agreement	10/01/2009
Securities purchase agreement	Securities Purchase Agreement	10/01/2009