SPRB vs YHGJ: Correlation
How closely do Spruce Biosciences, Inc. (SPRB) and Yunhong Green CTI Ltd. (YHGJ) trade together? Their weekly returns over three years give a correlation of 0.41, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SPRB and YHGJ?
Over the past 3 years, SPRB and YHGJ moved with a correlation of 0.41, which is moderate. The link has tightened recently: the 1-year correlation (0.68) runs above the 3-year figure (0.41). Over 5 years the correlation is 0.32, and the annualized covariance of weekly returns is 39949.9 %².
By 3-year correlation, YHGJ places #8 of the 67 assets tracked against SPRB. Their recent paths diverged sharply: over the last 12 months SPRB outperformed by 791.2 percentage points (+746.3% for SPRB against -44.9% for YHGJ). One caveat on sizing: SPRB is 12.0 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.
SPRB vs YHGJ: side by side
| SPRB (Spruce Biosciences, Inc.) | YHGJ (Yunhong Green CTI Ltd.) | |
|---|---|---|
| 1-year return | +746.3% | -44.9% |
| 5-year return | -99.8% | -85.6% |
| Volatility (ann.) | 1086.4% | 90.5% |
| Beta vs S&P 500 | -7.82 | -0.69 |
| Max drawdown (3Y) | -100.0% | -91.7% |
| Market cap | $0.2B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | SPRB | YHGJ |
|---|---|---|
| 2022 | -75.4% | -12.6% |
| 2023 | +167.1% | +105.8% |
| 2024 | -85.7% | -74.3% |
| 2025 | -96.3% | -34.0% |
| 2026 | -27.3% | -19.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SPRB and YHGJ good diversifiers for each other?
Reasonably. At 0.41, SPRB and YHGJ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between SPRB and YHGJ?
Using weekly returns as of 2026-08-27: 0.41 over 3 years, with 0.68 over the last year and 0.32 over 5 years.
Is YHGJ a good diversifier for SPRB?
Reasonably. At 0.41, SPRB and YHGJ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.41 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/sprb-vs-yhgj.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/sprb-vs-yhgj/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: SPRB correlations · YHGJ correlations
