JOINT FILING AGREEMENT

The undersigned hereby agree that the statement on Schedule 13G with respect to the Common Stock of Oportun Financial Corporation, dated as of August 14, 2025, is, and any amendments thereto (including amendments on Schedule 13D), signed by each of the undersigned shall be filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.

	MCLAREN HARBOR, LLC

	Signature:	/s/ William Stephen Venable Jr
	Name/Title:	William Stephen Venable Jr, Vice President
	Date:	08/14/2025

	CL VI VENTURES OFFSHORE, L.P.

	Signature:	/s/ William Stephen Venable Jr
	Name/Title:	William Stephen Venable Jr, Vice President
	Date:	08/14/2025

	CASTLELAKE VI GP, L.P.

	Signature:	/s/ William Stephen Venable Jr
	Name/Title:	William Stephen Venable Jr, Vice President
	Date:	08/14/2025

	CASTLELAKE, L.P.

	Signature:	/s/ William Stephen Venable Jr
	Name/Title:	William Stephen Venable Jr, Vice President
	Date:	08/14/2025

	RORY O’NEILL

	Signature:	/s/ Rory O’Neill

	EVAN CARRUTHERS

	Signature:	/s/ Evan Carruthers

Oportun Financial Corp SCHEDULE 13G/A