144 0001170433 XXXXXXXX LIVE 0001838359 Rigetti Computing, Inc. 001-40140 775 HEINZ AVENUE BERKELEY CA 94710 (510) 210-5550 McCarthy Cathy L Former Director Common Stock Piper Sandler & Co Inc

800 Nicollet Mall Minneapolis, MN MN 55402

25000 300000.00 322752518 06/30/2025 Nasdaq Common Stock 06/10/2024 Compensation Issuer N 25000 06/10/2024 NA N Cathy McCarthy C/O Rigetti Computing Inc

775 Heinz Ave Berkeley CA 94710

Common Stock 06/20/2025 50000 555700.00 Cathy McCarthy C/O Rigetti Computing Inc

775 Heinz Ave Berkeley CA 94710

Common Stock 06/23/2025 50000 523010.00 06/30/2025 Alex Johnson, a duly authorized representative of Piper Sandler & Co Corporate & Venture Services FA, as attorney-in-fact for Cathy McCarthy