GRC vs HCSG: Correlation
Gorman-Rupp Company (The) (GRC) and Healthcare Services Group, Inc. (HCSG) show a moderate relationship: their 3-year correlation of weekly returns is 0.44.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GRC and HCSG?
Across a 3-year window, the weekly returns of GRC and HCSG correlate at 0.44, moderate. Little has changed lately, as the 1-year reading of 0.48 lands near the 3-year figure. Stretching to 5 years gives 0.35, with an annualized covariance of 600.3 %².
Among the 14 assets we track against GRC, HCSG ranks #8 by 3-year correlation. The last year tells two different stories: GRC led by 35.2 percentage points, +82.4% for GRC against +47.2% for HCSG.
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.
GRC vs HCSG: side by side
| GRC (Gorman-Rupp Company (The)) | HCSG (Healthcare Services Group, Inc.) | |
|---|---|---|
| 1-year return | +82.4% | +47.2% |
| 5-year return | +143.0% | -6.5% |
| Volatility (ann.) | 30.6% | 44.6% |
| Beta vs S&P 500 | 0.85 | 0.90 |
| Max drawdown (3Y) | -26.9% | -27.4% |
| Market cap | $2.0B | $1.6B |
| P/E (trailing) | 32.7 | 13.4 |
| Dividend yield | 0.97% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GRC | HCSG |
|---|---|---|
| 2022 | -41.2% | -28.7% |
| 2023 | +42.2% | -13.6% |
| 2024 | +8.9% | +12.1% |
| 2025 | +28.2% | +64.5% |
| 2026 | +63.7% | +20.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GRC and HCSG good diversifiers for each other?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between GRC and HCSG?
The GRC/HCSG correlation stands at 0.44 on a 3-year window (1 year: 0.48, 5 years: 0.35), computed from weekly returns as of 2026-08-27.
Is HCSG a good diversifier for GRC?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.44 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/grc-vs-hcsg.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/grc-vs-hcsg/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: GRC correlations · HCSG correlations
