RS vs SXC: Correlation
Measured on weekly returns over the past three years, Reliance, Inc. (RS) and SunCoke Energy, Inc. (SXC) carry a correlation of 0.56, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RS and SXC?
On 3 years of weekly data the RS/SXC correlation comes out at 0.56, moderate. The relationship has been stable: the 1-year correlation (0.50) sits close to the 3-year figure. The 5-year figure is 0.52, and annualized covariance runs at 573.9 %².
By 3-year correlation, SXC places #7 of the 13 assets tracked against RS. Over the last 12 months SXC came out ahead by 11.2 percentage points (+34.7% against +45.9%). Risk is not evenly split, since SXC carries 1.6 times the volatility of the other side.
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.
RS vs SXC: side by side
| RS (Reliance, Inc.) | SXC (SunCoke Energy, Inc.) | |
|---|---|---|
| 1-year return | +34.7% | +45.9% |
| 5-year return | +177.9% | +84.8% |
| Volatility (ann.) | 25.5% | 40.5% |
| Beta vs S&P 500 | 0.77 | 0.74 |
| Max drawdown (3Y) | -22.3% | -52.0% |
| Market cap | $20.0B | $0.9B |
| P/E (trailing) | 22.8 | – |
| Dividend yield | 1.25% | 4.89% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RS | SXC |
|---|---|---|
| 2022 | +27.1% | +35.9% |
| 2023 | +40.3% | +29.8% |
| 2024 | -2.3% | +4.0% |
| 2025 | +9.1% | -28.6% |
| 2026 | +37.0% | +49.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RS and SXC good diversifiers for each other?
To a limited degree. At 0.56 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 RS and SXC?
Using weekly returns as of 2026-08-27: 0.56 over 3 years, with 0.50 over the last year and 0.52 over 5 years.
Is SXC a good diversifier for RS?
To a limited degree. At 0.56 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 0.56 mean?
On the −1 to +1 scale, 0.56 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/rs-vs-sxc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/rs-vs-sxc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: RS correlations · SXC correlations
