Ticker League

Current

$19.08B

As of Jul 1, 2026

5-Year Average

$5.15B

All-Time High

$26.75B

May 29, 2026

All-Time Low

$614.73M

Dec 27, 2022

Market cap daily chart for IonQ (IONQ)

Jul 6, 2021 – Jul 1, 2026 · 1,253 trading days

Market Cap growth chart for IonQ (IONQ) from 2021 to 2026

Latest: +51.7%

Market Cap history table for IonQ (IONQ) from 2021 to 2026

  • 2026$19.08B+51.7%
  • 2025$12.58B+41.4%
  • 2024$8.90B+254.5%
  • 2023$2.51B+267.9%
  • 2022$682.16M-79.0%
  • 2021$3.24B

Market Cap values are taken from IonQ's reported income statements (share counts) and end-of-day prices (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

About Market Cap at IonQ (IONQ)

According to IonQ's latest reported financial statements, the company's latest reported market cap is $10.70B. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

The 2026 reading of IonQ (IONQ) market cap is $19.08B – surged 51.7% year-over-year.

Through 2021–2026 (5 years), IonQ market cap delivered a +42.6% annualised rate; sustaining 4 straight years of year-over-year growth.

2026 marks the peak market cap at $19.08B, with the historical low of $682.16M recorded in 2022.

IonQ Market Cap by Year

IonQ Market Cap 2026: $19.08B

IonQ market cap in 2026 was $19.08B, surged 51.7% from 2025. This figure represents the highest annual value in the available history.

IonQ Market Cap 2025: $12.58B

2025's market cap for IonQ came in at $12.58B, surged 41.4% from 2024.

IonQ Market Cap 2024: $8.90B

IonQ posted market cap of $8.90B in 2024, surged 254.5% from 2023.

IonQ Market Cap 2023: $2.51B

In 2023, IonQ reported market cap of $2.51B, surged 267.9% from 2022.

IonQ Market Cap 2022: $682.16M

IonQ market cap in 2022 was $682.16M.

See more financial history for IonQ (IONQ).

Sector peers by Market Cap

Technology peers of IonQ (IONQ), ranked by their latest market cap

Frequently asked questions