PCB vs THFF: Correlation
PCB Bancorp (PCB) and First Financial Corporation (THFF) show a very strong relationship: their 3-year correlation of weekly returns is 0.83.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PCB and THFF?
On 3 years of weekly data the PCB/THFF correlation comes out at 0.83, very strong, meaning they move nearly in lockstep. Little has changed lately, as the 1-year reading of 0.81 lands near the 3-year figure. The 5-year figure is 0.70, and annualized covariance runs at 615.1 %².
Few assets follow PCB as closely as THFF, which ranks #3 of 20 tracked partners. Over the last 12 months THFF came out ahead by 9.7 percentage points (+29.1% 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.
PCB vs THFF: side by side
| PCB (PCB Bancorp) | THFF (First Financial Corporation) | |
|---|---|---|
| 1-year return | +29.1% | +38.8% |
| 5-year return | +74.8% | +135.2% |
| Volatility (ann.) | 26.3% | 28.2% |
| Beta vs S&P 500 | 0.69 | 0.81 |
| Max drawdown (3Y) | -22.8% | -20.2% |
| Market cap | $0.4B | $0.9B |
| P/E (trailing) | 9.5 | 11.1 |
| Dividend yield | 3.04% | 2.77% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PCB | THFF |
|---|---|---|
| 2022 | -17.0% | +4.4% |
| 2023 | +8.9% | -2.6% |
| 2024 | +14.6% | +11.1% |
| 2025 | +11.2% | +36.2% |
| 2026 | +30.5% | +35.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PCB and THFF good diversifiers for each other?
No: a correlation of 0.83 means PCB and THFF tend to fall together, which is precisely when diversification is supposed to help.
FAQ
What is the correlation between PCB and THFF?
Using weekly returns as of 2026-08-27: 0.83 over 3 years, with 0.81 over the last year and 0.70 over 5 years.
Is THFF a good diversifier for PCB?
No: a correlation of 0.83 means PCB and THFF tend to fall together, which is precisely when diversification is supposed to help.
What does a correlation of 0.83 mean?
A reading of 0.83 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/pcb-vs-thff.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/pcb-vs-thff/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: PCB correlations · THFF correlations
