CASS vs THFF: Correlation
Cass Information Systems, Inc (CASS) and First Financial Corporation (THFF) show a strong relationship: their 3-year correlation of weekly returns is 0.64.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CASS and THFF?
Across a 3-year window, the weekly returns of CASS and THFF correlate at 0.64, strong. Little has changed lately, as the 1-year reading of 0.68 lands near the 3-year figure. Stretching to 5 years gives 0.56, with an annualized covariance of 418.6 %².
In CASS's tracked universe of 10 assets, THFF sits right near the top at #1. Neither side won the trailing year by much: +36.1% against +38.8%.
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.
CASS vs THFF: side by side
| CASS (Cass Information Systems, Inc) | THFF (First Financial Corporation) | |
|---|---|---|
| 1-year return | +36.1% | +38.8% |
| 5-year return | +45.6% | +135.2% |
| Volatility (ann.) | 23.2% | 28.2% |
| Beta vs S&P 500 | 0.66 | 0.81 |
| Max drawdown (3Y) | -20.5% | -20.2% |
| Market cap | $0.7B | $0.9B |
| P/E (trailing) | 20.7 | 11.1 |
| Dividend yield | 2.23% | 2.77% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CASS | THFF |
|---|---|---|
| 2022 | +20.0% | +4.4% |
| 2023 | +1.1% | -2.6% |
| 2024 | -6.7% | +11.1% |
| 2025 | +4.5% | +36.2% |
| 2026 | +38.8% | +35.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CASS and THFF good diversifiers for each other?
Only partially. A correlation of 0.64 means CASS and THFF share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between CASS and THFF?
Using weekly returns as of 2026-08-27: 0.64 over 3 years, with 0.68 over the last year and 0.56 over 5 years.
Is THFF a good diversifier for CASS?
Only partially. A correlation of 0.64 means CASS and THFF share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.64 mean?
A reading of 0.64 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/cass-vs-thff.json
Markdown for the live badge, attribution link included:
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Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CASS correlations · THFF correlations
