144 0001885490 XXXXXXXX LIVE 0001824920 IonQ, Inc. 001-39694 4505 CAMPUS DRIVE COLLEGE PARK MD 20740 (301) 298-7997 Chapman Peter Hume Officer Common Stock Merrill Lynch

555 California St 18th Floor San Francisco CA 94104

1497311 59699292.87 261600000 06/20/2025 NYSE Common Stock 11/17/2019 Stock option IonQ, Inc N 1497311 11/17/2019 Stock option N Peter Chapman

4505 Campus Drive College Park MD 20740

Common stock 06/16/2025 3581193 136536637.98 Peter Chapman

4505 Campus Drive College Park MD 20740

Common Stock 06/17/2025 910740 34404703.00 06/20/2025 03/13/2025 Peter Chapman