REGN vs RGC: Correlation
Regeneron Pharmaceuticals (REGN) and Regencell Bioscience Holdings Limited (RGC) show a negative relationship: their 3-year correlation of weekly returns is -0.21.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are REGN and RGC?
Over the past 3 years, REGN and RGC moved with a correlation of -0.21, which is negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (0.12) than the 3-year average (-0.21). Over 5 years the correlation is -0.17, and the annualized covariance of weekly returns is -2992.5 %².
Within REGN's tracked universe of 27 assets, RGC comes in at #20 by 3-year correlation. Correlation aside, the last 12 months split them widely, with REGN ahead by 99.5 points (+38.3% versus -61.2%). Note the risk asymmetry: RGC runs 13.9 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
REGN vs RGC: side by side
| REGN (Regeneron Pharmaceuticals) | RGC (Regencell Bioscience Holdings Limited) | |
|---|---|---|
| 1-year return | +38.3% | -61.2% |
| 5-year return | +20.4% | +626.3% |
| Volatility (ann.) | 31.8% | 441.0% |
| Beta vs S&P 500 | 0.61 | -2.00 |
| Max drawdown (3Y) | -59.7% | -93.9% |
| Market cap | $83.2B | – |
| P/E (trailing) | 20.2 | – |
| Dividend yield | 0.45% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | REGN | RGC |
|---|---|---|
| 2022 | +14.2% | -12.4% |
| 2023 | +21.7% | -62.4% |
| 2024 | -18.9% | -53.0% |
| 2025 | +9.0% | +16053.8% |
| 2026 | +5.0% | -73.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are REGN and RGC good diversifiers for each other?
Yes. With a correlation of -0.21, REGN and RGC have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between REGN and RGC?
As of 2026-08-27, the correlation of weekly returns between REGN and RGC is -0.21 over 3 years, 0.12 over 1 year and -0.17 over 5 years.
Is RGC a good diversifier for REGN?
Yes. With a correlation of -0.21, REGN and RGC have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.21 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/regn-vs-rgc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/regn-vs-rgc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: REGN correlations · RGC correlations
