AIZ vs CNA: Correlation
How closely do Assurant (AIZ) and CNA Financial Corporation (CNA) trade together? Their weekly returns over three years give a correlation of 0.60, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AIZ and CNA?
Across a 3-year window, the weekly returns of AIZ and CNA correlate at 0.60, strong. Lately the two have drifted apart, with the 1-year correlation at 0.44 versus 0.60 over 3 years. Stretching to 5 years gives 0.57, with an annualized covariance of 257.5 %².
Within AIZ's tracked universe of 34 assets, CNA comes in at #9 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months AIZ outperformed by 26.5 percentage points (+34.1% for AIZ against +7.6% for CNA).
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.
AIZ vs CNA: side by side
| AIZ (Assurant) | CNA (CNA Financial Corporation) | |
|---|---|---|
| 1-year return | +34.1% | +7.6% |
| 5-year return | +83.5% | +64.0% |
| Volatility (ann.) | 21.5% | 19.8% |
| Beta vs S&P 500 | 0.60 | 0.21 |
| Max drawdown (3Y) | -20.8% | -14.6% |
| Market cap | $14.1B | $13.2B |
| P/E (trailing) | 13.8 | 10.9 |
| Dividend yield | 1.19% | 3.80% |
| Sector / category | Financials | US Listed |
Year-by-year returns
| Year | AIZ | CNA |
|---|---|---|
| 2022 | -18.3% | +3.8% |
| 2023 | +37.5% | +7.1% |
| 2024 | +28.5% | +24.0% |
| 2025 | +14.7% | +7.0% |
| 2026 | +19.4% | +10.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AIZ and CNA 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 AIZ and CNA?
As of 2026-08-27, the correlation of weekly returns between AIZ and CNA is 0.60 over 3 years, 0.44 over 1 year and 0.57 over 5 years.
Is CNA a good diversifier for AIZ?
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/aiz-vs-cna.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/aiz-vs-cna/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: AIZ correlations · CNA correlations
