EHTH vs HSY: Correlation
Measured on weekly returns over the past three years, eHealth, Inc. (EHTH) and Hershey Company (The) (HSY) carry a correlation of -0.22, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EHTH and HSY?
Across a 3-year window, the weekly returns of EHTH and HSY correlate at -0.22, negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.40) runs below the 3-year figure (-0.22). Stretching to 5 years gives -0.12, with an annualized covariance of -391.9 %².
Among the 13 assets we track against EHTH, HSY sits near the bottom by co-movement, at rank #12. Their recent paths diverged sharply: over the last 12 months HSY outperformed by 73.5 percentage points (-70.7% for EHTH against +2.8% for HSY). Risk is not evenly split, since EHTH carries 2.8 times the volatility of the other side.
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.
EHTH vs HSY: side by side
| EHTH (eHealth, Inc.) | HSY (Hershey Company (The)) | |
|---|---|---|
| 1-year return | -70.7% | +2.8% |
| 5-year return | -97.0% | +16.5% |
| Volatility (ann.) | 70.4% | 25.6% |
| Beta vs S&P 500 | 1.11 | 0.03 |
| Max drawdown (3Y) | -89.8% | -31.2% |
| Market cap | – | $36.4B |
| P/E (trailing) | – | 25.3 |
| Dividend yield | 0.00% | 3.05% |
| Sector / category | US Listed | Consumer Staples |
Year-by-year returns
| Year | EHTH | HSY |
|---|---|---|
| 2022 | -81.0% | +21.9% |
| 2023 | +80.2% | -17.9% |
| 2024 | +7.8% | -6.5% |
| 2025 | -51.1% | +11.0% |
| 2026 | -75.2% | +1.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EHTH and HSY good diversifiers for each other?
Yes. With a correlation of -0.22, EHTH and HSY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between EHTH and HSY?
As of 2026-08-27, the correlation of weekly returns between EHTH and HSY is -0.22 over 3 years, -0.40 over 1 year and -0.12 over 5 years.
Is HSY a good diversifier for EHTH?
Yes. With a correlation of -0.22, EHTH and HSY have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.22 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
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Related comparisons
Hubs: EHTH correlations · HSY correlations
