SUPN vs VXZ: Correlation
Measured on weekly returns over the past three years, Supernus Pharmaceuticals, Inc. (SUPN) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) carry a correlation of -0.29, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SUPN and VXZ?
Over the past 3 years, SUPN and VXZ moved with a correlation of -0.29, which is negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (-0.15) runs above the 3-year figure (-0.29). Over 5 years the correlation is -0.30, and the annualized covariance of weekly returns is -240.9 %².
Among the 10 assets we track against SUPN, VXZ sits near the bottom by co-movement, at rank #10. Over the last 12 months SUPN came out ahead by 14.1 percentage points (-2.0% against -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.
SUPN vs VXZ: side by side
| SUPN (Supernus Pharmaceuticals, Inc.) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | -2.0% | -16.1% |
| 5-year return | +67.3% | -53.1% |
| Volatility (ann.) | 32.5% | 25.6% |
| Beta vs S&P 500 | 0.69 | -1.31 |
| Max drawdown (3Y) | -30.1% | -36.4% |
| Market cap | $2.6B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | SUPN | VXZ |
|---|---|---|
| 2022 | +22.3% | +0.5% |
| 2023 | -18.9% | -44.0% |
| 2024 | +24.9% | -12.7% |
| 2025 | +37.4% | +5.7% |
| 2026 | -11.1% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SUPN and VXZ good diversifiers for each other?
Yes: at -0.29, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between SUPN and VXZ?
The SUPN/VXZ correlation stands at -0.29 on a 3-year window (1 year: -0.15, 5 years: -0.30), computed from weekly returns as of 2026-08-27.
Is VXZ a good diversifier for SUPN?
Yes: at -0.29, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.29 mean?
A reading of -0.29 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/supn-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/supn-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: SUPN correlations · VXZ correlations
