144 0001480011 XXXXXXXX LIVE 0001824920 IonQ, Inc. 001-39694 4505 Campus Drive College Park MD 20740 301-298-7997 de Masi Niccolo Officer Director Common Stock E-TRADE Financial Corporation

PO Box 484 Jersey City NJ 07303-0484

17690 1110932 373269948 06/11/2026 NYSE Common Stock 06/10/2026 Vesting of Restricted Stock Units - See Remarks Issuer N 17690 06/10/2026 Equity Compensation N Niccolo de Masi

4505 Campus Drive College Park MD 20740

Common Stock 03/11/2026 20785 723359.57 Shares sold to cover tax withholding obligations in connection with the vesting of restricted stock units. 06/10/2026 /s/ Tyler T. Rosenbaum, Assistant Secretary, by Power of Attorney