CGTX vs VXZ: Correlation
Measured on weekly returns over the past three years, Cognition Therapeutics, Inc. (CGTX) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) carry a correlation of -0.28, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CGTX and VXZ?
Over the past 3 years, CGTX and VXZ moved with a correlation of -0.28, which is negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.29 over 1 year against -0.28 over 3. Over 5 years the correlation is -0.26, and the annualized covariance of weekly returns is -957.2 %².
VXZ is close to the least connected end of CGTX's tracked universe, ranking #10 of 11. The last year tells two different stories: VXZ led by 49.3 percentage points, -65.4% for CGTX against -16.1% for VXZ. Risk is not evenly split, since CGTX carries 5.2 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.
CGTX vs VXZ: side by side
| CGTX (Cognition Therapeutics, Inc.) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | -65.4% | -16.1% |
| 5-year return | -91.7% | -53.1% |
| Volatility (ann.) | 134.0% | 25.6% |
| Beta vs S&P 500 | 2.37 | -1.31 |
| Max drawdown (3Y) | -90.9% | -36.4% |
| Market cap | $0.1B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CGTX | VXZ |
|---|---|---|
| 2022 | -66.8% | +0.5% |
| 2023 | -11.9% | -44.0% |
| 2024 | -62.1% | -12.7% |
| 2025 | +92.6% | +5.7% |
| 2026 | -21.5% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CGTX and VXZ good diversifiers for each other?
Yes: at -0.28, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between CGTX and VXZ?
As of 2026-08-27, the correlation of weekly returns between CGTX and VXZ is -0.28 over 3 years, -0.29 over 1 year and -0.26 over 5 years.
Is VXZ a good diversifier for CGTX?
Yes: at -0.28, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.28 mean?
A reading of -0.28 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/cgtx-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/cgtx-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CGTX correlations · VXZ correlations
