ALKS vs VXZ: Correlation
How closely do Alkermes plc (ALKS) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) trade together? Their weekly returns over three years give a correlation of -0.29, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ALKS and VXZ?
Across a 3-year window, the weekly returns of ALKS and VXZ correlate at -0.29, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.25) sits close to the 3-year figure. Stretching to 5 years gives -0.27, with an annualized covariance of -286.4 %².
VXZ is close to the least connected end of ALKS's tracked universe, ranking #11 of 11. The last year tells two different stories: ALKS led by 83.3 percentage points, +67.2% for ALKS against -16.1% for VXZ. Risk is not evenly split, since ALKS carries 1.5 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.
ALKS vs VXZ: side by side
| ALKS (Alkermes plc) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | +67.2% | -16.1% |
| 5-year return | +55.7% | -53.1% |
| Volatility (ann.) | 39.0% | 25.6% |
| Beta vs S&P 500 | 0.62 | -1.31 |
| Max drawdown (3Y) | -29.3% | -36.4% |
| Market cap | $8.2B | – |
| P/E (trailing) | 128.7 | – |
| Dividend yield | 0.00% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ALKS | VXZ |
|---|---|---|
| 2022 | +12.3% | +0.5% |
| 2023 | +6.2% | -44.0% |
| 2024 | +3.7% | -12.7% |
| 2025 | -2.7% | +5.7% |
| 2026 | +74.8% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ALKS and VXZ good diversifiers for each other?
Yes. With a correlation of -0.29, ALKS and VXZ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between ALKS and VXZ?
Using weekly returns as of 2026-08-27: -0.29 over 3 years, with -0.25 over the last year and -0.27 over 5 years.
Is VXZ a good diversifier for ALKS?
Yes. With a correlation of -0.29, ALKS and VXZ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.29 mean?
On the −1 to +1 scale, -0.29 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/alks-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/alks-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ALKS correlations · VXZ correlations
