MUSA vs UNH: Correlation
How closely do Murphy USA Inc. (MUSA) and UnitedHealth Group (UNH) trade together? Their weekly returns over three years give a correlation of 0.30, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MUSA and UNH?
On 3 years of weekly data the MUSA/UNH correlation comes out at 0.30, moderate. The link has loosened recently: the 1-year correlation (0.16) runs below the 3-year figure (0.30). The 5-year figure is 0.33, and annualized covariance runs at 398.8 %².
Within MUSA's tracked universe of 15 assets, UNH comes in at #6 by 3-year correlation. Twelve-month performance is nearly a tie, at +35.3% for MUSA and +33.5% for UNH.
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.
MUSA vs UNH: side by side
| MUSA (Murphy USA Inc.) | UNH (UnitedHealth Group) | |
|---|---|---|
| 1-year return | +35.3% | +33.5% |
| 5-year return | +234.8% | +3.1% |
| Volatility (ann.) | 33.7% | 39.8% |
| Beta vs S&P 500 | 0.06 | 0.17 |
| Max drawdown (3Y) | -35.5% | -61.4% |
| Market cap | $9.4B | $354.6B |
| P/E (trailing) | 16.3 | 25.8 |
| Dividend yield | 0.46% | 2.23% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | MUSA | UNH |
|---|---|---|
| 2022 | +41.0% | +6.9% |
| 2023 | +28.2% | +0.8% |
| 2024 | +41.3% | -2.4% |
| 2025 | -19.1% | -33.1% |
| 2026 | +26.7% | +21.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MUSA and UNH good diversifiers for each other?
Reasonably. At 0.30, MUSA and UNH keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between MUSA and UNH?
The MUSA/UNH correlation stands at 0.30 on a 3-year window (1 year: 0.16, 5 years: 0.33), computed from weekly returns as of 2026-08-27.
Is UNH a good diversifier for MUSA?
Reasonably. At 0.30, MUSA and UNH keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.30 mean?
A reading of 0.30 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/musa-vs-unh.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/musa-vs-unh/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: MUSA correlations · UNH correlations
