GLSI vs VXZ: Correlation
How closely do Greenwich LifeSciences, Inc. (GLSI) 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 -0.22, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GLSI and VXZ?
Over the past 3 years, GLSI and VXZ moved with a correlation of -0.22, which is negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.28 over 1 year against -0.22 over 3. Over 5 years the correlation is -0.22, and the annualized covariance of weekly returns is -418.7 %².
VXZ is close to the least connected end of GLSI's tracked universe, ranking #8 of 10. Their recent paths diverged sharply: over the last 12 months GLSI outperformed by 76.6 percentage points (+60.5% for GLSI against -16.1% for VXZ). Risk is not evenly split, since GLSI carries 2.9 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.
GLSI vs VXZ: side by side
| GLSI (Greenwich LifeSciences, Inc.) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | +60.5% | -16.1% |
| 5-year return | -52.7% | -53.1% |
| Volatility (ann.) | 73.1% | 25.6% |
| Beta vs S&P 500 | 1.76 | -1.31 |
| Max drawdown (3Y) | -61.9% | -36.4% |
| Market cap | $0.3B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GLSI | VXZ |
|---|---|---|
| 2022 | -37.5% | +0.5% |
| 2023 | -30.8% | -44.0% |
| 2024 | +6.7% | -12.7% |
| 2025 | +87.1% | +5.7% |
| 2026 | -10.9% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GLSI and VXZ good diversifiers for each other?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
FAQ
What is the correlation between GLSI and VXZ?
Using weekly returns as of 2026-08-27: -0.22 over 3 years, with -0.28 over the last year and -0.22 over 5 years.
Is VXZ a good diversifier for GLSI?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
What does a correlation of -0.22 mean?
A reading of -0.22 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/glsi-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/glsi-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: GLSI correlations · VXZ correlations
