CTRI vs REGN: Correlation
Centuri Holdings, Inc. (CTRI) and Regeneron Pharmaceuticals (REGN) 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 CTRI and REGN?
Across a 3-year window, the weekly returns of CTRI and REGN correlate at -0.21, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.27 lands near the 3-year figure. Stretching to 5 years gives n/a, with an annualized covariance of -353.7 %².
Within CTRI's tracked universe of 14 assets, REGN comes in at #9 by 3-year correlation. The last year tells two different stories: REGN led by 34.8 percentage points, +3.5% for CTRI against +38.3% for REGN. Note the risk asymmetry: CTRI runs 1.5 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.
CTRI vs REGN: side by side
| CTRI (Centuri Holdings, Inc.) | REGN (Regeneron Pharmaceuticals) | |
|---|---|---|
| 1-year return | +3.5% | +38.3% |
| 5-year return | n/a | +20.4% |
| Volatility (ann.) | 48.1% | 31.8% |
| Beta vs S&P 500 | 0.97 | 0.61 |
| Max drawdown (3Y) | -50.3% | -59.7% |
| Market cap | $2.1B | $83.2B |
| P/E (trailing) | 64.0 | 20.2 |
| Dividend yield | 0.00% | 0.45% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | CTRI | REGN |
|---|---|---|
| 2022 | – | +14.2% |
| 2023 | – | +21.7% |
| 2024 | – | -18.9% |
| 2025 | +30.8% | +9.0% |
| 2026 | -16.4% | +5.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CTRI and REGN good diversifiers for each other?
Yes: at -0.21, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between CTRI and REGN?
The CTRI/REGN correlation stands at -0.21 on a 3-year window (1 year: -0.27, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is REGN a good diversifier for CTRI?
Yes: at -0.21, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.21 mean?
A reading of -0.21 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/ctri-vs-regn.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ctri-vs-regn/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CTRI correlations · REGN correlations
