LSBK vs RCBC: Correlation
How closely do Lake Shore Bancorp, Inc. (LSBK) and River City Bank (RCBC) trade together? Their weekly returns over three years give a correlation of 0.33, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are LSBK and RCBC?
Across a 3-year window, the weekly returns of LSBK and RCBC correlate at 0.33, moderate. The link has loosened recently: the 1-year correlation (0.13) runs below the 3-year figure (0.33). Stretching to 5 years gives 0.19, with an annualized covariance of 160.5 %².
By 3-year correlation, RCBC places #6 of the 11 assets tracked against LSBK. Their 12-month results are close: +33.3% for LSBK against +36.3% for RCBC.
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.
LSBK vs RCBC: side by side
| LSBK (Lake Shore Bancorp, Inc.) | RCBC (River City Bank) | |
|---|---|---|
| 1-year return | +33.3% | +36.3% |
| 5-year return | +80.0% | +90.8% |
| Volatility (ann.) | 22.5% | 21.4% |
| Beta vs S&P 500 | 0.37 | 0.25 |
| Max drawdown (3Y) | -15.8% | -13.4% |
| Market cap | $0.1B | $0.7B |
| P/E (trailing) | 15.1 | 10.6 |
| Dividend yield | 2.09% | 0.38% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | LSBK | RCBC |
|---|---|---|
| 2022 | -15.0% | -11.3% |
| 2023 | -3.0% | -5.5% |
| 2024 | +22.4% | +38.4% |
| 2025 | +48.2% | +42.2% |
| 2026 | +19.1% | +13.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are LSBK and RCBC good diversifiers for each other?
A fair diversifier. At 0.33, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between LSBK and RCBC?
Using weekly returns as of 2026-08-27: 0.33 over 3 years, with 0.13 over the last year and 0.19 over 5 years.
Is RCBC a good diversifier for LSBK?
A fair diversifier. At 0.33, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.33 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/lsbk-vs-rcbc.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/lsbk-vs-rcbc/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: LSBK correlations · RCBC correlations
