OTLK vs ZCMD: Correlation
Measured on weekly returns over the past three years, Outlook Therapeutics, Inc. (OTLK) and Zhongchao Inc. - Class A (ZCMD) 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 OTLK and ZCMD?
On 3 years of weekly data the OTLK/ZCMD correlation comes out at -0.28, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.36) sits close to the 3-year figure. The 5-year figure is -0.26, and annualized covariance runs at -5756.4 %².
ZCMD is close to the least connected end of OTLK's tracked universe, ranking #9 of 10. Correlation aside, the last 12 months split them widely, with OTLK ahead by 26.9 points (-73.0% versus -99.9%).
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.
OTLK vs ZCMD: side by side
| OTLK (Outlook Therapeutics, Inc.) | ZCMD (Zhongchao Inc. - Class A) | |
|---|---|---|
| 1-year return | -73.0% | -99.9% |
| 5-year return | -98.8% | -100.0% |
| Volatility (ann.) | 143.2% | 141.8% |
| Beta vs S&P 500 | 0.95 | 0.59 |
| Max drawdown (3Y) | -99.3% | -100.0% |
| Market cap | $0.2B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | OTLK | ZCMD |
|---|---|---|
| 2022 | -20.6% | -35.4% |
| 2023 | -63.5% | -69.5% |
| 2024 | -76.0% | -53.8% |
| 2025 | -16.4% | -72.2% |
| 2026 | -59.4% | -99.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OTLK and ZCMD good diversifiers for each other?
Yes. With a correlation of -0.28, OTLK and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between OTLK and ZCMD?
As of 2026-08-27, the correlation of weekly returns between OTLK and ZCMD is -0.28 over 3 years, -0.36 over 1 year and -0.26 over 5 years.
Is ZCMD a good diversifier for OTLK?
Yes. With a correlation of -0.28, OTLK and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
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/otlk-vs-zcmd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/otlk-vs-zcmd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: OTLK correlations · ZCMD correlations
