BKYI vs VXX: Correlation
How closely do BIO-key International, Inc. (BKYI) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) trade together? Their weekly returns over three years give a correlation of -0.19, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BKYI and VXX?
On 3 years of weekly data the BKYI/VXX correlation comes out at -0.19, negative, meaning they tend to move in opposite directions. Lately the two have moved closer together, with the 1-year correlation at 0.05 versus -0.19 over 3 years. The 5-year figure is -0.17, and annualized covariance runs at -1146.0 %².
Out of 10 assets tracked against BKYI, VXX lands near the bottom at #9. Over the last 12 months VXX came out ahead by 9.0 percentage points (-58.7% against -49.7%). One caveat on sizing: BKYI is 1.6 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
BKYI vs VXX: side by side
| BKYI (BIO-key International, Inc.) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | -58.7% | -49.7% |
| 5-year return | -99.5% | -95.6% |
| Volatility (ann.) | 99.3% | 60.9% |
| Beta vs S&P 500 | 1.01 | -3.31 |
| Max drawdown (3Y) | -97.1% | -83.3% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BKYI | VXX |
|---|---|---|
| 2022 | -73.3% | -23.8% |
| 2023 | -71.8% | -72.5% |
| 2024 | -43.0% | -26.2% |
| 2025 | -68.4% | -42.2% |
| 2026 | -42.6% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BKYI and VXX good diversifiers for each other?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
FAQ
What is the correlation between BKYI and VXX?
As of 2026-08-27, the correlation of weekly returns between BKYI and VXX is -0.19 over 3 years, 0.05 over 1 year and -0.17 over 5 years.
Is VXX a good diversifier for BKYI?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
What does a correlation of -0.19 mean?
On the −1 to +1 scale, -0.19 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/bkyi-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bkyi-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: BKYI correlations · VXX correlations
