IONQ vs RGTI: Correlation
IonQ, Inc. (IONQ) and Rigetti Computing, Inc. (RGTI) show a moderate relationship: their 3-year correlation of weekly returns is 0.57.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IONQ and RGTI?
On 3 years of weekly data the IONQ/RGTI correlation comes out at 0.57, moderate. The link has tightened recently: the 1-year correlation (0.80) runs above the 3-year figure (0.57). The 5-year figure is 0.48, and annualized covariance runs at 7397.5 %².
Among the 22 assets we track against IONQ, RGTI ranks #4 by 3-year correlation. Neither side won the trailing year by much: +2.5% against +6.8%.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
IONQ vs RGTI: side by side
| IONQ (IonQ, Inc.) | RGTI (Rigetti Computing, Inc.) | |
|---|---|---|
| 1-year return | +2.5% | +6.8% |
| 5-year return | +325.5% | +69.5% |
| Volatility (ann.) | 100.0% | 129.7% |
| Beta vs S&P 500 | 3.23 | 2.64 |
| Max drawdown (3Y) | -67.6% | -77.1% |
| Market cap | $17.2B | $5.5B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | IONQ | RGTI |
|---|---|---|
| 2022 | -79.3% | -92.9% |
| 2023 | +259.1% | +35.1% |
| 2024 | +237.1% | +1449.2% |
| 2025 | +7.4% | +45.2% |
| 2026 | -5.4% | -25.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IONQ and RGTI good diversifiers for each other?
Only partially. A correlation of 0.57 means IONQ and RGTI share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between IONQ and RGTI?
Using weekly returns as of 2026-08-27: 0.57 over 3 years, with 0.80 over the last year and 0.48 over 5 years.
Is RGTI a good diversifier for IONQ?
Only partially. A correlation of 0.57 means IONQ and RGTI share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.57 mean?
On the −1 to +1 scale, 0.57 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ionq-vs-rgti.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ionq-vs-rgti/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: IONQ correlations · RGTI correlations
