CI vs PGR: Correlation
Cigna (CI) and Progressive Corporation (PGR) show a moderate relationship: their 3-year correlation of weekly returns is 0.39.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CI and PGR?
Over the past 3 years, CI and PGR moved with a correlation of 0.39, which is moderate. The relationship has been stable: the 1-year correlation (0.47) sits close to the 3-year figure. Over 5 years the correlation is 0.37, and the annualized covariance of weekly returns is 248.4 %².
Within CI's tracked universe of 30 assets, PGR comes in at #13 by 3-year correlation. Twelve-month performance is nearly a tie, at -5.4% for CI and -5.3% for PGR. This link changes with the market regime, having swung between 0.03 and 0.56 on a rolling one-year basis.
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.
CI vs PGR: side by side
| CI (Cigna) | PGR (Progressive Corporation) | |
|---|---|---|
| 1-year return | -5.4% | -5.3% |
| 5-year return | +46.7% | +153.0% |
| Volatility (ann.) | 26.7% | 23.6% |
| Beta vs S&P 500 | 0.22 | 0.32 |
| Max drawdown (3Y) | -32.1% | -30.4% |
| Market cap | $73.4B | $126.5B |
| P/E (trailing) | 11.6 | 10.9 |
| Dividend yield | 2.19% | 0.18% |
| Sector / category | Health Care | Financials |
Year-by-year returns
| Year | CI | PGR |
|---|---|---|
| 2022 | +46.7% | +26.8% |
| 2023 | -8.0% | +23.2% |
| 2024 | -6.3% | +51.4% |
| 2025 | +1.7% | -3.0% |
| 2026 | +2.0% | +1.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CI and PGR good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between CI and PGR?
As of 2026-08-27, the correlation of weekly returns between CI and PGR is 0.39 over 3 years, 0.47 over 1 year and 0.37 over 5 years.
Is PGR a good diversifier for CI?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ci-vs-pgr.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ci-vs-pgr/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CI correlations · PGR correlations
