RGTI vs SOUN: Correlation
Measured on weekly returns over the past three years, Rigetti Computing, Inc. (RGTI) and SoundHound AI, Inc. (SOUN) carry a correlation of 0.53, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RGTI and SOUN?
Across a 3-year window, the weekly returns of RGTI and SOUN correlate at 0.53, moderate. The relationship has been stable: the 1-year correlation (0.62) sits close to the 3-year figure. Stretching to 5 years gives 0.35, with an annualized covariance of 7839.4 %².
By 3-year correlation, SOUN places #6 of the 20 assets tracked against RGTI. Their recent paths diverged sharply: over the last 12 months RGTI outperformed by 46.2 percentage points (+6.8% for RGTI against -39.4% for SOUN).
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.
RGTI vs SOUN: side by side
| RGTI (Rigetti Computing, Inc.) | SOUN (SoundHound AI, Inc.) | |
|---|---|---|
| 1-year return | +6.8% | -39.4% |
| 5-year return | +69.5% | -3.7% |
| Volatility (ann.) | 129.7% | 114.8% |
| Beta vs S&P 500 | 2.64 | 3.35 |
| Max drawdown (3Y) | -77.1% | -76.5% |
| Market cap | $5.5B | $3.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RGTI | SOUN |
|---|---|---|
| 2022 | -92.9% | – |
| 2023 | +35.1% | +19.8% |
| 2024 | +1449.2% | +835.8% |
| 2025 | +45.2% | -49.7% |
| 2026 | -25.8% | -27.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RGTI and SOUN good diversifiers for each other?
To a limited degree. At 0.53 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between RGTI and SOUN?
Using weekly returns as of 2026-08-27: 0.53 over 3 years, with 0.62 over the last year and 0.35 over 5 years.
Is SOUN a good diversifier for RGTI?
To a limited degree. At 0.53 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.53 mean?
On the −1 to +1 scale, 0.53 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/rgti-vs-soun.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/rgti-vs-soun/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: RGTI correlations · SOUN correlations
