BRO vs UNH: Correlation
Brown & Brown (BRO) and UnitedHealth Group (UNH) show a weak relationship: their 3-year correlation of weekly returns is 0.27.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BRO and UNH?
Over the past 3 years, BRO and UNH moved with a correlation of 0.27, which is weak. Recent behaviour matches the longer record: 0.26 over 1 year against 0.27 over 3. Over 5 years the correlation is 0.30, and the annualized covariance of weekly returns is 265.6 %².
Within BRO's tracked universe of 35 assets, UNH comes in at #23 by 3-year correlation. Correlation aside, the last 12 months split them widely, with UNH ahead by 58.5 points (-25.0% versus +33.5%). On a rolling one-year basis the correlation drifted between 0.04 and 0.40, a moderate band. Note the risk asymmetry: UNH runs 1.6 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
BRO vs UNH: side by side
| BRO (Brown & Brown) | UNH (UnitedHealth Group) | |
|---|---|---|
| 1-year return | -25.0% | +33.5% |
| 5-year return | +27.5% | +3.1% |
| Volatility (ann.) | 24.4% | 39.8% |
| Beta vs S&P 500 | 0.39 | 0.17 |
| Max drawdown (3Y) | -55.8% | -61.4% |
| Market cap | $23.9B | $354.6B |
| P/E (trailing) | 23.3 | 25.8 |
| Dividend yield | 0.89% | 2.23% |
| Sector / category | Financials | Health Care |
Year-by-year returns
| Year | BRO | UNH |
|---|---|---|
| 2022 | -18.4% | +6.9% |
| 2023 | +25.7% | +0.8% |
| 2024 | +44.3% | -2.4% |
| 2025 | -21.4% | -33.1% |
| 2026 | -9.7% | +21.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BRO and UNH good diversifiers for each other?
A fair diversifier. At 0.27, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between BRO and UNH?
As of 2026-08-27, the correlation of weekly returns between BRO and UNH is 0.27 over 3 years, 0.26 over 1 year and 0.30 over 5 years.
Is UNH a good diversifier for BRO?
A fair diversifier. At 0.27, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.27 mean?
On the −1 to +1 scale, 0.27 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/bro-vs-unh.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/bro-vs-unh/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BRO correlations · UNH correlations
