ATEX vs WSBF: Correlation
Measured on weekly returns over the past three years, Anterix Inc. (ATEX) and Waterstone Financial, Inc. (WSBF) carry a correlation of 0.37, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATEX and WSBF?
Across a 3-year window, the weekly returns of ATEX and WSBF correlate at 0.37, moderate. Recent behaviour matches the longer record: 0.34 over 1 year against 0.37 over 3. Stretching to 5 years gives 0.31, with an annualized covariance of 559.8 %².
By 3-year correlation, WSBF places #5 of the 11 assets tracked against ATEX. The last year tells two different stories: ATEX led by 250.6 percentage points, +300.5% for ATEX against +49.9% for WSBF. Risk is not evenly split, since ATEX carries 2.2 times the volatility of the other side.
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.
ATEX vs WSBF: side by side
| ATEX (Anterix Inc.) | WSBF (Waterstone Financial, Inc.) | |
|---|---|---|
| 1-year return | +300.5% | +49.9% |
| 5-year return | +66.1% | +33.3% |
| Volatility (ann.) | 57.8% | 26.2% |
| Beta vs S&P 500 | 0.47 | 0.61 |
| Max drawdown (3Y) | -57.3% | -26.5% |
| Market cap | $1.9B | $0.4B |
| P/E (trailing) | 27.1 | 12.1 |
| Dividend yield | 0.00% | 3.05% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ATEX | WSBF |
|---|---|---|
| 2022 | -45.3% | -15.8% |
| 2023 | +3.6% | -13.1% |
| 2024 | -8.0% | -0.9% |
| 2025 | -28.8% | +28.8% |
| 2026 | +333.7% | +30.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATEX and WSBF good diversifiers for each other?
Reasonably. At 0.37, ATEX and WSBF keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ATEX and WSBF?
As of 2026-08-27, the correlation of weekly returns between ATEX and WSBF is 0.37 over 3 years, 0.34 over 1 year and 0.31 over 5 years.
Is WSBF a good diversifier for ATEX?
Reasonably. At 0.37, ATEX and WSBF keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.37 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/atex-vs-wsbf.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/atex-vs-wsbf/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ATEX correlations · WSBF correlations
