IonQ - 5 Year Stock Price History | IONQ

Historical daily share price chart and data for IonQ since 2021 adjusted for splits and dividends. The latest closing stock price for IonQ as of June 18, 2026 is 56.55.
  • The all-time high IonQ stock closing price was 82.09 on October 13, 2025.
  • The IonQ 52-week high stock price is 84.64, which is 49.7% above the current share price.
  • The IonQ 52-week low stock price is 25.89, which is 54.2% below the current share price.
  • The average IonQ stock price for the last 52 weeks is 47.76.
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IonQ Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 44.0218 46.7700 72.0700 26.5900 56.5500 26.03%
2025 42.4691 43.1000 82.0900 18.2700 44.8700 7.42%
2024 12.9357 12.1600 48.2400 6.5700 41.7700 237.13%
2023 10.4298 3.4600 19.8600 3.4600 12.3900 259.13%
2022 7.6936 17.4700 17.4700 3.1000 3.4500 -79.34%
Sector Industry Market Cap Revenue
Computer and Technology Computers - Integrated Systems $10.556B $0.130B
IonQ Inc. provides quantum system through the cloud on Amazon Braket, Microsoft Azure and Google Cloud, as well as through direct API access. IonQ Inc., formerly known as dMY Technology Group Inc. III., is based in COLLEGE PARK, Md.
Stock Name Country Market Cap PE Ratio
Micron Technology (MU) United States $474.314B 19.76
AMD (AMD) United States $399.498B 75.17
IBM (IBM) United States $216.461B 19.94
Seagate Technology Holdings (STX) Singapore $109.719B 53.41
Hewlett Packard Enterprise (HPE) United States $33.025B 14.47
Silicon Motion Technology (SIMO) Hong Kong, SAR China $4.306B 34.81
Infleqtion (INFQ) United States $2.725B 0.00
Xanadu Quantum Technologies (XNDU) $2.675B 0.00
Agilysys (AGYS) United States $1.748B 57.06
NCR Voyix (VYX) United States $0.890B 9.55
Digital China Holdings (DCHIF) Hong Kong, SAR China $0.569B 0.00
CSP (CSPI) United States $0.088B 0.00