BMRC vs FCF: Correlation
How closely do Bank of Marin Bancorp (BMRC) and First Commonwealth Financial Corporation (FCF) trade together? Their weekly returns over three years give a correlation of 0.81, which is very strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BMRC and FCF?
Across a 3-year window, the weekly returns of BMRC and FCF correlate at 0.81, very strong, meaning they move nearly in lockstep. The link has loosened recently: the 1-year correlation (0.63) runs below the 3-year figure (0.81). Stretching to 5 years gives 0.72, with an annualized covariance of 720.3 %².
By 3-year correlation, FCF places #4 of the 11 assets tracked against BMRC. The trailing year gives FCF the advantage: +12.7% versus +20.3%, a 7.6-point spread.
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.
BMRC vs FCF: side by side
| BMRC (Bank of Marin Bancorp) | FCF (First Commonwealth Financial Corporation) | |
|---|---|---|
| 1-year return | +12.7% | +20.3% |
| 5-year return | -8.2% | +83.7% |
| Volatility (ann.) | 33.0% | 26.9% |
| Beta vs S&P 500 | 0.75 | 0.72 |
| Max drawdown (3Y) | -35.2% | -26.9% |
| Market cap | $0.4B | $2.1B |
| P/E (trailing) | – | 12.7 |
| Dividend yield | 3.73% | 2.64% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BMRC | FCF |
|---|---|---|
| 2022 | -9.1% | -10.3% |
| 2023 | -29.5% | +14.8% |
| 2024 | +13.9% | +13.4% |
| 2025 | +14.2% | +3.0% |
| 2026 | +5.6% | +26.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BMRC and FCF good diversifiers for each other?
Not really. At 0.81, the two trade almost as one position, and owning both buys little extra protection.
FAQ
What is the correlation between BMRC and FCF?
As of 2026-08-27, the correlation of weekly returns between BMRC and FCF is 0.81 over 3 years, 0.63 over 1 year and 0.72 over 5 years.
Is FCF a good diversifier for BMRC?
Not really. At 0.81, the two trade almost as one position, and owning both buys little extra protection.
What does a correlation of 0.81 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/bmrc-vs-fcf.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/bmrc-vs-fcf/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BMRC correlations · FCF correlations
