FFIN vs SCI: Correlation
Measured on weekly returns over the past three years, First Financial Bankshares, Inc. (FFIN) and Service Corporation International (SCI) carry a correlation of 0.46, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are FFIN and SCI?
Across a 3-year window, the weekly returns of FFIN and SCI correlate at 0.46, moderate. The past 12 months show a weaker link (0.28) than the 3-year average (0.46). Stretching to 5 years gives 0.38, with an annualized covariance of 331.9 %².
Among the 20 assets we track against FFIN, SCI ranks #14 by 3-year correlation. Correlation aside, the last 12 months split them widely, with SCI ahead by 17.3 points (-10.8% versus +6.5%).
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.
FFIN vs SCI: side by side
| FFIN (First Financial Bankshares, Inc.) | SCI (Service Corporation International) | |
|---|---|---|
| 1-year return | -10.8% | +6.5% |
| 5-year return | -22.9% | +44.7% |
| Volatility (ann.) | 30.5% | 23.6% |
| Beta vs S&P 500 | 0.84 | 0.47 |
| Max drawdown (3Y) | -31.4% | -21.6% |
| Market cap | $4.7B | $11.4B |
| P/E (trailing) | 18.0 | 21.8 |
| Dividend yield | 2.35% | 1.59% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | FFIN | SCI |
|---|---|---|
| 2022 | -31.2% | -1.0% |
| 2023 | -9.8% | +0.7% |
| 2024 | +21.6% | +18.4% |
| 2025 | -15.3% | -0.7% |
| 2026 | +12.2% | +8.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FFIN and SCI good diversifiers for each other?
Reasonably. At 0.46, FFIN and SCI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between FFIN and SCI?
As of 2026-08-27, the correlation of weekly returns between FFIN and SCI is 0.46 over 3 years, 0.28 over 1 year and 0.38 over 5 years.
Is SCI a good diversifier for FFIN?
Reasonably. At 0.46, FFIN and SCI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.46 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ffin-vs-sci.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ffin-vs-sci/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: FFIN correlations · SCI correlations
