OCUL vs VTGN: Correlation
Ocular Therapeutix, Inc. (OCUL) and Vistagen Therapeutics, Inc. (VTGN) show a moderate relationship: their 3-year correlation of weekly returns is 0.39.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OCUL and VTGN?
On 3 years of weekly data the OCUL/VTGN correlation comes out at 0.39, moderate. Little has changed lately, as the 1-year reading of 0.36 lands near the 3-year figure. The 5-year figure is 0.19, and annualized covariance runs at 2772.1 %².
Within OCUL's tracked universe of 18 assets, VTGN comes in at #11 by 3-year correlation. Correlation aside, the last 12 months split them widely, with OCUL ahead by 79.7 points (-12.2% versus -91.9%).
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.
OCUL vs VTGN: side by side
| OCUL (Ocular Therapeutix, Inc.) | VTGN (Vistagen Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | -12.2% | -91.9% |
| 5-year return | +0.7% | -99.7% |
| Volatility (ann.) | 77.8% | 90.2% |
| Beta vs S&P 500 | 1.80 | 0.98 |
| Max drawdown (3Y) | -61.6% | -96.6% |
| Market cap | $2.4B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | OCUL | VTGN |
|---|---|---|
| 2022 | -59.7% | -94.9% |
| 2023 | +58.7% | +71.3% |
| 2024 | +91.5% | -42.6% |
| 2025 | +42.2% | -77.6% |
| 2026 | -10.9% | -61.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OCUL and VTGN good diversifiers for each other?
Reasonably. At 0.39, OCUL and VTGN keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between OCUL and VTGN?
As of 2026-08-27, the correlation of weekly returns between OCUL and VTGN is 0.39 over 3 years, 0.36 over 1 year and 0.19 over 5 years.
Is VTGN a good diversifier for OCUL?
Reasonably. At 0.39, OCUL and VTGN keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.39 mean?
A reading of 0.39 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/ocul-vs-vtgn.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ocul-vs-vtgn/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: OCUL correlations · VTGN correlations
