PRCT vs RXST: Correlation
PROCEPT BioRobotics Corporation (PRCT) and RxSight, Inc. (RXST) show a moderate relationship: their 3-year correlation of weekly returns is 0.43.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PRCT and RXST?
On 3 years of weekly data the PRCT/RXST correlation comes out at 0.43, moderate. The link has loosened recently: the 1-year correlation (0.28) runs below the 3-year figure (0.43). The 5-year figure is 0.39, and annualized covariance runs at 1572.0 %².
In PRCT's tracked universe of 11 assets, RXST sits right near the top at #2. The last year tells two different stories: RXST led by 26.8 percentage points, -49.5% for PRCT against -22.7% for RXST.
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.
PRCT vs RXST: side by side
| PRCT (PROCEPT BioRobotics Corporation) | RXST (RxSight, Inc.) | |
|---|---|---|
| 1-year return | -49.5% | -22.7% |
| 5-year return | -50.9% | -57.2% |
| Volatility (ann.) | 55.9% | 65.8% |
| Beta vs S&P 500 | 1.08 | 1.40 |
| Max drawdown (3Y) | -83.2% | -92.9% |
| Market cap | $1.2B | $0.3B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PRCT | RXST |
|---|---|---|
| 2022 | +66.1% | +12.6% |
| 2023 | +0.9% | +218.2% |
| 2024 | +92.1% | -14.7% |
| 2025 | -60.9% | -69.7% |
| 2026 | -34.5% | -36.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PRCT and RXST good diversifiers for each other?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between PRCT and RXST?
The PRCT/RXST correlation stands at 0.43 on a 3-year window (1 year: 0.28, 5 years: 0.39), computed from weekly returns as of 2026-08-27.
Is RXST a good diversifier for PRCT?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.43 mean?
A reading of 0.43 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/prct-vs-rxst.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/prct-vs-rxst/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PRCT correlations · RXST correlations
