ACNB vs VABK: Correlation
Measured on weekly returns over the past three years, ACNB Corporation (ACNB) and Virginia National Bankshares Corporation (VABK) carry a correlation of 0.61, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACNB and VABK?
Across a 3-year window, the weekly returns of ACNB and VABK correlate at 0.61, strong. Lately the two have drifted apart, with the 1-year correlation at 0.45 versus 0.61 over 3 years. Stretching to 5 years gives 0.51, with an annualized covariance of 723.6 %².
Among the 11 assets we track against ACNB, VABK ranks #6 by 3-year correlation. The last year tells two different stories: ACNB led by 29.8 percentage points, +45.8% for ACNB against +16.0% for VABK.
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.
ACNB vs VABK: side by side
| ACNB (ACNB Corporation) | VABK (Virginia National Bankshares Corporation) | |
|---|---|---|
| 1-year return | +45.8% | +16.0% |
| 5-year return | +163.7% | +50.7% |
| Volatility (ann.) | 33.7% | 35.4% |
| Beta vs S&P 500 | 0.81 | 0.71 |
| Max drawdown (3Y) | -34.6% | -40.9% |
| Market cap | $0.7B | $0.3B |
| P/E (trailing) | 12.1 | 10.1 |
| Dividend yield | 2.36% | 3.10% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ACNB | VABK |
|---|---|---|
| 2022 | +31.2% | +0.3% |
| 2023 | +16.2% | -2.5% |
| 2024 | -8.0% | +15.5% |
| 2025 | +25.2% | +8.2% |
| 2026 | +36.8% | +19.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACNB and VABK good diversifiers for each other?
Somewhat, no more. With 0.61 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between ACNB and VABK?
The ACNB/VABK correlation stands at 0.61 on a 3-year window (1 year: 0.45, 5 years: 0.51), computed from weekly returns as of 2026-08-27.
Is VABK a good diversifier for ACNB?
Somewhat, no more. With 0.61 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.61 mean?
On the −1 to +1 scale, 0.61 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/acnb-vs-vabk.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/acnb-vs-vabk/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: ACNB correlations · VABK correlations
