ACGL vs CINF: Correlation
Measured on weekly returns over the past three years, Arch Capital Group (ACGL) and Cincinnati Financial (CINF) carry a correlation of 0.60, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACGL and CINF?
On 3 years of weekly data the ACGL/CINF correlation comes out at 0.60, strong. Recent behaviour matches the longer record: 0.68 over 1 year against 0.60 over 3. The 5-year figure is 0.52, and annualized covariance runs at 278.1 %².
Within ACGL's tracked universe of 36 assets, CINF comes in at #8 by 3-year correlation. Over the last 12 months CINF came out ahead by 6.8 percentage points (+7.7% against +14.5%). Across three years, the rolling one-year figure varied moderately, from 0.31 to 0.73.
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.
ACGL vs CINF: side by side
| ACGL (Arch Capital Group) | CINF (Cincinnati Financial) | |
|---|---|---|
| 1-year return | +7.7% | +14.5% |
| 5-year return | +151.8% | +58.8% |
| Volatility (ann.) | 21.5% | 21.6% |
| Beta vs S&P 500 | 0.28 | 0.36 |
| Max drawdown (3Y) | -22.4% | -20.0% |
| Market cap | $33.7B | $26.5B |
| P/E (trailing) | 7.9 | 8.1 |
| Dividend yield | 0.00% | 2.10% |
| Sector / category | Financials | Financials |
Year-by-year returns
| Year | ACGL | CINF |
|---|---|---|
| 2022 | +41.2% | -7.9% |
| 2023 | +18.3% | +4.0% |
| 2024 | +30.8% | +42.5% |
| 2025 | +3.9% | +16.3% |
| 2026 | +3.0% | +6.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACGL and CINF good diversifiers for each other?
To a limited degree. At 0.60 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between ACGL and CINF?
The ACGL/CINF correlation stands at 0.60 on a 3-year window (1 year: 0.68, 5 years: 0.52), computed from weekly returns as of 2026-08-27.
Is CINF a good diversifier for ACGL?
To a limited degree. At 0.60 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.60 mean?
A reading of 0.60 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/acgl-vs-cinf.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/acgl-vs-cinf/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ACGL correlations · CINF correlations
