AFL vs WRB: Correlation
Aflac (AFL) and W. R. Berkley Corporation (WRB) show a moderate relationship: their 3-year correlation of weekly returns is 0.55.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AFL and WRB?
On 3 years of weekly data the AFL/WRB correlation comes out at 0.55, moderate. The relationship has been stable: the 1-year correlation (0.61) sits close to the 3-year figure. The 5-year figure is 0.57, and annualized covariance runs at 235.4 %².
By 3-year correlation, WRB places #16 of the 32 assets tracked against AFL. The trailing year gives AFL the advantage: +10.8% versus -2.0%, a 12.8-point spread. On a rolling one-year basis the correlation drifted between 0.34 and 0.63, a moderate band.
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.
AFL vs WRB: side by side
| AFL (Aflac) | WRB (W. R. Berkley Corporation) | |
|---|---|---|
| 1-year return | +10.8% | -2.0% |
| 5-year return | +131.3% | +130.5% |
| Volatility (ann.) | 19.2% | 22.5% |
| Beta vs S&P 500 | 0.36 | 0.19 |
| Max drawdown (3Y) | -13.6% | -17.6% |
| Market cap | $58.4B | $25.4B |
| P/E (trailing) | 12.6 | 14.1 |
| Dividend yield | 2.03% | 0.54% |
| Sector / category | Financials | Financials |
Year-by-year returns
| Year | AFL | WRB |
|---|---|---|
| 2022 | +26.4% | +33.9% |
| 2023 | +17.4% | +0.2% |
| 2024 | +28.1% | +27.2% |
| 2025 | +8.9% | +23.0% |
| 2026 | +7.4% | -1.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AFL and WRB good diversifiers for each other?
To a limited degree. At 0.55 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 AFL and WRB?
Using weekly returns as of 2026-08-27: 0.55 over 3 years, with 0.61 over the last year and 0.57 over 5 years.
Is WRB a good diversifier for AFL?
To a limited degree. At 0.55 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 0.55 mean?
On the −1 to +1 scale, 0.55 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/afl-vs-wrb.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/afl-vs-wrb/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: AFL correlations · WRB correlations
