ECBK vs VXZ: Correlation
ECB Bancorp, Inc. (ECBK) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) show a negative relationship: their 3-year correlation of weekly returns is -0.30.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ECBK and VXZ?
Across a 3-year window, the weekly returns of ECBK and VXZ correlate at -0.30, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.28) sits close to the 3-year figure. Stretching to 5 years gives -0.30, with an annualized covariance of -177.7 %².
VXZ is close to the least connected end of ECBK's tracked universe, ranking #10 of 11. Correlation aside, the last 12 months split them widely, with ECBK ahead by 37.0 points (+20.9% versus -16.1%).
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.
ECBK vs VXZ: side by side
| ECBK (ECB Bancorp, Inc.) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | +20.9% | -16.1% |
| 5-year return | n/a | -53.1% |
| Volatility (ann.) | 23.4% | 25.6% |
| Beta vs S&P 500 | 0.45 | -1.31 |
| Max drawdown (3Y) | -19.7% | -36.4% |
| Market cap | $0.2B | – |
| P/E (trailing) | 14.8 | – |
| Dividend yield | 0.00% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ECBK | VXZ |
|---|---|---|
| 2022 | – | +0.5% |
| 2023 | -21.7% | -44.0% |
| 2024 | +18.2% | -12.7% |
| 2025 | +17.2% | +5.7% |
| 2026 | +19.2% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ECBK and VXZ good diversifiers for each other?
Yes: at -0.30, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between ECBK and VXZ?
As of 2026-08-27, the correlation of weekly returns between ECBK and VXZ is -0.30 over 3 years, -0.28 over 1 year and -0.30 over 5 years.
Is VXZ a good diversifier for ECBK?
Yes: at -0.30, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.30 mean?
On the −1 to +1 scale, -0.30 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/ecbk-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ecbk-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ECBK correlations · VXZ correlations
