AIG vs CNA: Correlation
American International Group (AIG) and CNA Financial Corporation (CNA) show a moderate relationship: their 3-year correlation of weekly returns is 0.57.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AIG and CNA?
Across a 3-year window, the weekly returns of AIG and CNA correlate at 0.57, moderate. Little has changed lately, as the 1-year reading of 0.55 lands near the 3-year figure. Stretching to 5 years gives 0.63, with an annualized covariance of 225.1 %².
By 3-year correlation, CNA places #8 of the 28 assets tracked against AIG. The trailing year gives CNA the advantage: -4.6% versus +7.6%, a 12.2-point spread.
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.
AIG vs CNA: side by side
| AIG (American International Group) | CNA (CNA Financial Corporation) | |
|---|---|---|
| 1-year return | -4.6% | +7.6% |
| 5-year return | +58.9% | +64.0% |
| Volatility (ann.) | 20.1% | 19.8% |
| Beta vs S&P 500 | 0.46 | 0.21 |
| Max drawdown (3Y) | -17.0% | -14.6% |
| Market cap | $40.1B | $13.2B |
| P/E (trailing) | 14.0 | 10.9 |
| Dividend yield | 2.40% | 3.80% |
| Sector / category | Financials | US Listed |
Year-by-year returns
| Year | AIG | CNA |
|---|---|---|
| 2022 | +13.8% | +3.8% |
| 2023 | +9.8% | +7.1% |
| 2024 | +9.8% | +24.0% |
| 2025 | +20.0% | +7.0% |
| 2026 | -9.3% | +10.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AIG and CNA good diversifiers for each other?
To a limited degree. At 0.57 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 AIG and CNA?
The AIG/CNA correlation stands at 0.57 on a 3-year window (1 year: 0.55, 5 years: 0.63), computed from weekly returns as of 2026-08-27.
Is CNA a good diversifier for AIG?
To a limited degree. At 0.57 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 0.57 mean?
A reading of 0.57 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/aig-vs-cna.json
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[](https://www.pairbook.io/pair/aig-vs-cna/)
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Related comparisons
Hubs: AIG correlations · CNA correlations
