BCRX vs VXX: Correlation
BioCryst Pharmaceuticals, Inc. (BCRX) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) show a negative relationship: their 3-year correlation of weekly returns is -0.32.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BCRX and VXX?
Across a 3-year window, the weekly returns of BCRX and VXX correlate at -0.32, negative, meaning they tend to move in opposite directions. Lately the two have moved closer together, with the 1-year correlation at -0.19 versus -0.32 over 3 years. Stretching to 5 years gives -0.22, with an annualized covariance of -931.4 %².
Among the 11 assets we track against BCRX, VXX sits near the bottom by co-movement, at rank #11. Their recent paths diverged sharply: over the last 12 months BCRX outperformed by 65.5 percentage points (+15.8% for BCRX against -49.7% for VXX).
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.
BCRX vs VXX: side by side
| BCRX (BioCryst Pharmaceuticals, Inc.) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | +15.8% | -49.7% |
| 5-year return | -37.1% | -95.6% |
| Volatility (ann.) | 47.1% | 60.9% |
| Beta vs S&P 500 | 0.75 | -3.31 |
| Max drawdown (3Y) | -46.0% | -83.3% |
| Market cap | $2.5B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BCRX | VXX |
|---|---|---|
| 2022 | -17.1% | -23.8% |
| 2023 | -47.8% | -72.5% |
| 2024 | +25.5% | -26.2% |
| 2025 | +3.7% | -42.2% |
| 2026 | +26.5% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BCRX and VXX good diversifiers for each other?
By historical standards, yes. A correlation of -0.32 means the two rarely move for the same reasons.
FAQ
What is the correlation between BCRX and VXX?
The BCRX/VXX correlation stands at -0.32 on a 3-year window (1 year: -0.19, 5 years: -0.22), computed from weekly returns as of 2026-08-27.
Is VXX a good diversifier for BCRX?
By historical standards, yes. A correlation of -0.32 means the two rarely move for the same reasons.
What does a correlation of -0.32 mean?
On the −1 to +1 scale, -0.32 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/bcrx-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bcrx-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: BCRX correlations · VXX correlations
