OCUL vs VXX: Correlation
Ocular Therapeutix, Inc. (OCUL) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) show a negative relationship: their 3-year correlation of weekly returns is -0.26.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OCUL and VXX?
Across a 3-year window, the weekly returns of OCUL and VXX correlate at -0.26, negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (-0.04) runs above the 3-year figure (-0.26). Stretching to 5 years gives -0.24, with an annualized covariance of -1213.0 %².
VXX is close to the least connected end of OCUL's tracked universe, ranking #16 of 18. The last year tells two different stories: OCUL led by 37.5 percentage points, -12.2% for OCUL against -49.7% for VXX.
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 VXX: side by side
| OCUL (Ocular Therapeutix, Inc.) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | -12.2% | -49.7% |
| 5-year return | +0.7% | -95.6% |
| Volatility (ann.) | 77.8% | 60.9% |
| Beta vs S&P 500 | 1.80 | -3.31 |
| Max drawdown (3Y) | -61.6% | -83.3% |
| 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 | VXX |
|---|---|---|
| 2022 | -59.7% | -23.8% |
| 2023 | +58.7% | -72.5% |
| 2024 | +91.5% | -26.2% |
| 2025 | +42.2% | -42.2% |
| 2026 | -10.9% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OCUL and VXX good diversifiers for each other?
Yes: at -0.26, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between OCUL and VXX?
Using weekly returns as of 2026-08-27: -0.26 over 3 years, with -0.04 over the last year and -0.24 over 5 years.
Is VXX a good diversifier for OCUL?
Yes: at -0.26, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.26 mean?
On the −1 to +1 scale, -0.26 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/ocul-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ocul-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: OCUL correlations · VXX correlations
