RES vs SBC: Correlation
Measured on weekly returns over the past three years, RPC, Inc. (RES) and SBC Medical Group Holdings Incorporated (SBC) carry a correlation of -0.23, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RES and SBC?
On 3 years of weekly data the RES/SBC correlation comes out at -0.23, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.34 versus -0.23 over 3 years. The 5-year figure is -0.19, and annualized covariance runs at -817.1 %².
SBC is close to the least connected end of RES's tracked universe, ranking #16 of 17. The last year tells two different stories: RES led by 42.2 percentage points, +40.5% for RES against -1.7% for SBC. One caveat on sizing: SBC is 1.8 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
RES vs SBC: side by side
| RES (RPC, Inc.) | SBC (SBC Medical Group Holdings Incorporated) | |
|---|---|---|
| 1-year return | +40.5% | -1.7% |
| 5-year return | +84.8% | n/a |
| Volatility (ann.) | 44.2% | 81.1% |
| Beta vs S&P 500 | 0.56 | 0.56 |
| Max drawdown (3Y) | -51.9% | -82.1% |
| Market cap | $1.4B | $0.4B |
| P/E (trailing) | 58.2 | 8.6 |
| Dividend yield | 2.61% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RES | SBC |
|---|---|---|
| 2022 | +96.7% | – |
| 2023 | -16.4% | +5.6% |
| 2024 | -16.4% | -48.4% |
| 2025 | -5.5% | -22.5% |
| 2026 | +20.0% | -4.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RES and SBC good diversifiers for each other?
Yes. With a correlation of -0.23, RES and SBC have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between RES and SBC?
Using weekly returns as of 2026-08-27: -0.23 over 3 years, with -0.34 over the last year and -0.19 over 5 years.
Is SBC a good diversifier for RES?
Yes. With a correlation of -0.23, RES and SBC have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.23 mean?
On the −1 to +1 scale, -0.23 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/res-vs-sbc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/res-vs-sbc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: RES correlations · SBC correlations
