BMY vs YHGJ: Correlation
How closely do Bristol Myers Squibb (BMY) and Yunhong Green CTI Ltd. (YHGJ) trade together? Their weekly returns over three years give a correlation of -0.17, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BMY and YHGJ?
Across a 3-year window, the weekly returns of BMY and YHGJ correlate at -0.17, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.13) sits close to the 3-year figure. Stretching to 5 years gives -0.16, with an annualized covariance of -438.9 %².
Out of 31 assets tracked against BMY, YHGJ lands near the bottom at #28. Their recent paths diverged sharply: over the last 12 months BMY outperformed by 92.2 percentage points (+47.3% for BMY against -44.9% for YHGJ). One caveat on sizing: YHGJ is 3.3 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
BMY vs YHGJ: side by side
| BMY (Bristol Myers Squibb) | YHGJ (Yunhong Green CTI Ltd.) | |
|---|---|---|
| 1-year return | +47.3% | -44.9% |
| 5-year return | +22.3% | -85.6% |
| Volatility (ann.) | 27.8% | 90.5% |
| Beta vs S&P 500 | 0.20 | -0.69 |
| Max drawdown (3Y) | -34.1% | -91.7% |
| Market cap | $136.8B | – |
| P/E (trailing) | 14.9 | – |
| Dividend yield | 3.71% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | BMY | YHGJ |
|---|---|---|
| 2022 | +19.0% | -12.6% |
| 2023 | -26.1% | +105.8% |
| 2024 | +15.8% | -74.3% |
| 2025 | +0.1% | -34.0% |
| 2026 | +28.3% | -19.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BMY and YHGJ good diversifiers for each other?
Yes: at -0.17, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between BMY and YHGJ?
The BMY/YHGJ correlation stands at -0.17 on a 3-year window (1 year: -0.13, 5 years: -0.16), computed from weekly returns as of 2026-08-27.
Is YHGJ a good diversifier for BMY?
Yes: at -0.17, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.17 mean?
A reading of -0.17 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/bmy-vs-yhgj.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bmy-vs-yhgj/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BMY correlations · YHGJ correlations
