144 0001684685 XXXXXXXX LIVE 0001838359 Rigetti Computing, Inc. 001-40140 775 HEINZ AVENUE BERKELEY CA 94710 (510) 210-5550 Johnson Ray O Director Common Stock Piper Sandler & Co Inc

350 N 5th St Ste 1000 Minneapolis MN 55401

84944 1745242.00 332400000 06/22/2026 Nasdaq Common Stock 06/10/2025 Compensation Issuer N 84944 06/10/2025 NA N Ray Johnson C/O Rigetti Computing Inc

775 Heinz Ave Berkeley CA 94710

Common Stock 06/08/2026 122188 2602848.78 06/22/2026 03/07/2026 Alex Johnson, as a duly authorized representative of Piper Sandler & Co Corporate & Venture Services FA, as attorney-in-fact for Ray Johnson