Exhibit A

JOINT FILING AGREEMENT

The undersigned agree that this Schedule 13G Amendment No. 2 dated August 13, 2025 relating to the Class A Common Stock, $0.0001 par value per share, of ThredUp Inc. shall be filed on behalf of the undersigned.

 

NEEDHAM INVESTMENT MANAGEMENT L.L.C.

 

By: /s/ James W. Giangrasso

  Name: James W. Giangrasso
  Title:   Chief Financial Officer

 

 

 

NEEDHAM ASSET MANAGEMENT, LLC

 

By: /s/ James W. Giangrasso

  Name: James W. Giangrasso
  Title:   Authorized Person

 

 

 

NEEDHAM AGGRESSIVE GROWTH FUND

 

By: /s/ James W. Giangrasso

  Name: James W. Giangrasso
  Title:   Chief Financial Officer

 

 

 

GEORGE A. NEEDHAM

 

By: /s/ George A. Needham