144 0001910690 XXXXXXXX LIVE 0001838359 Rigetti Computing, Inc. 001-40140 775 HEINZ AVENUE BERKELEY CA 94710 (510) 210-5550 Rivas David Officer Common Stock Piper Sandler & Co Inc

350 N 5th St Ste 100 Minneapolis MN 55401

499328 12680933.89 332400000 05/29/2026 NASDAQ Common Stock 05/29/2026 Stock Option Exercise Issuer N 112998 05/29/2026 Cash Common Stock 03/11/2025 Compensation Issuer N 249936 03/11/2025 NA Common Stock 05/21/2025 Compensation Issuer N 42911 05/21/2025 NA Common Stock 11/20/2025 Compensation Issuer N 43371 11/20/2025 NA Common Stock 03/10/2026 Compensation Issuer N 50992 03/10/2026 NA N Jesus David Rivas C/O Rigetti Computing Inc

775 Heinz Ave Berkeley CA 94710

Common Stock 03/10/2026 36719 643320.55 Jesus David Rivas C/O Rigetti Computing Inc

775 Heinz Ave Berkeley CA 94710

Common Stock 05/22/2026 18759 430642.86 05/29/2026 Alex Johnson, as a duly authorized representative of Piper Sandler & Co Corporate & Venture Services FA, as attorney-in-fact Jesus David Rivas