ASTH vs UNH: Correlation
Measured on weekly returns over the past three years, Astrana Health Inc. (ASTH) and UnitedHealth Group (UNH) carry a correlation of 0.28, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ASTH and UNH?
On 3 years of weekly data the ASTH/UNH correlation comes out at 0.28, weak. Lately the two have moved closer together, with the 1-year correlation at 0.43 versus 0.28 over 3 years. The 5-year figure is 0.21, and annualized covariance runs at 630.9 %².
Among the 15 assets we track against ASTH, UNH ranks #10 by 3-year correlation. Over the last 12 months UNH came out ahead by 10.4 percentage points (+23.1% against +33.5%).
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.
ASTH vs UNH: side by side
| ASTH (Astrana Health Inc.) | UNH (UnitedHealth Group) | |
|---|---|---|
| 1-year return | +23.1% | +33.5% |
| 5-year return | -46.1% | +3.1% |
| Volatility (ann.) | 56.8% | 39.8% |
| Beta vs S&P 500 | 1.15 | 0.17 |
| Max drawdown (3Y) | -71.0% | -61.4% |
| Market cap | $1.9B | $354.6B |
| P/E (trailing) | 47.4 | 25.8 |
| Dividend yield | 0.00% | 2.23% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | ASTH | UNH |
|---|---|---|
| 2022 | -59.7% | +6.9% |
| 2023 | +29.4% | +0.8% |
| 2024 | -17.7% | -2.4% |
| 2025 | -21.3% | -33.1% |
| 2026 | +54.8% | +21.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ASTH and UNH good diversifiers for each other?
A fair diversifier. At 0.28, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ASTH and UNH?
The ASTH/UNH correlation stands at 0.28 on a 3-year window (1 year: 0.43, 5 years: 0.21), computed from weekly returns as of 2026-08-27.
Is UNH a good diversifier for ASTH?
A fair diversifier. At 0.28, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.28 mean?
On the −1 to +1 scale, 0.28 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/asth-vs-unh.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/asth-vs-unh/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ASTH correlations · UNH correlations
