EDVA vs OST: Correlation
Measured on weekly returns over the past three years, Endovia Health Sciences, Inc. (EDVA) and Ostin Technology Group Co., Ltd. - Class A (OST) carry a correlation of 0.33, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EDVA and OST?
On 3 years of weekly data the EDVA/OST correlation comes out at 0.33, moderate. The link has loosened recently: the 1-year correlation (0.05) runs below the 3-year figure (0.33). The 5-year figure is 0.27, and annualized covariance runs at 6476.1 %².
Within EDVA's tracked universe of 11 assets, OST comes in at #6 by 3-year correlation. The last year tells two different stories: OST led by 82.8 percentage points, -95.4% for EDVA against -12.6% for OST.
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.
EDVA vs OST: side by side
| EDVA (Endovia Health Sciences, Inc.) | OST (Ostin Technology Group Co., Ltd. - Class A) | |
|---|---|---|
| 1-year return | -95.4% | -12.6% |
| 5-year return | -99.9% | -100.0% |
| Volatility (ann.) | 170.0% | 115.4% |
| Beta vs S&P 500 | 1.54 | 0.39 |
| Max drawdown (3Y) | -99.7% | -99.4% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EDVA | OST |
|---|---|---|
| 2022 | -17.7% | – |
| 2023 | -42.6% | -17.4% |
| 2024 | -70.8% | -65.7% |
| 2025 | -89.3% | -97.5% |
| 2026 | -88.4% | +0.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EDVA and OST good diversifiers for each other?
Reasonably. At 0.33, EDVA and OST keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between EDVA and OST?
Using weekly returns as of 2026-08-27: 0.33 over 3 years, with 0.05 over the last year and 0.27 over 5 years.
Is OST a good diversifier for EDVA?
Reasonably. At 0.33, EDVA and OST keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.33 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/edva-vs-ost.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/edva-vs-ost/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EDVA correlations · OST correlations
