ASRV vs CLBK: Correlation
Measured on weekly returns over the past three years, AmeriServ Financial Inc. (ASRV) and Columbia Financial, Inc. (CLBK) carry a correlation of 0.35, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ASRV and CLBK?
Across a 3-year window, the weekly returns of ASRV and CLBK correlate at 0.35, moderate. Recent behaviour matches the longer record: 0.42 over 1 year against 0.35 over 3. Stretching to 5 years gives 0.27, with an annualized covariance of 365.5 %².
Few assets follow ASRV as closely as CLBK, which ranks #2 of 11 tracked partners. On 12-month performance CLBK holds a 7.4-point edge, +63.3% against +70.7%.
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.
ASRV vs CLBK: side by side
| ASRV (AmeriServ Financial Inc.) | CLBK (Columbia Financial, Inc.) | |
|---|---|---|
| 1-year return | +63.3% | +70.7% |
| 5-year return | +50.5% | +45.5% |
| Volatility (ann.) | 34.7% | 30.1% |
| Beta vs S&P 500 | 0.31 | 0.64 |
| Max drawdown (3Y) | -32.9% | -33.9% |
| Market cap | $0.1B | $1.2B |
| P/E (trailing) | 9.9 | 21.3 |
| Dividend yield | 2.36% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ASRV | CLBK |
|---|---|---|
| 2022 | +5.0% | +3.6% |
| 2023 | -14.5% | -10.8% |
| 2024 | -13.4% | -18.0% |
| 2025 | +24.3% | -1.7% |
| 2026 | +55.6% | +67.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ASRV and CLBK good diversifiers for each other?
A fair diversifier. At 0.35, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ASRV and CLBK?
As of 2026-08-27, the correlation of weekly returns between ASRV and CLBK is 0.35 over 3 years, 0.42 over 1 year and 0.27 over 5 years.
Is CLBK a good diversifier for ASRV?
A fair diversifier. At 0.35, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.35 mean?
A reading of 0.35 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/asrv-vs-clbk.json
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Related comparisons
Hubs: ASRV correlations · CLBK correlations
