FERG vs PH: Correlation
Ferguson Enterprises (FERG) and Parker Hannifin (PH) show a moderate relationship: their 3-year correlation of weekly returns is 0.53.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are FERG and PH?
Across a 3-year window, the weekly returns of FERG and PH correlate at 0.53, moderate. Little has changed lately, as the 1-year reading of 0.48 lands near the 3-year figure. Stretching to 5 years gives 0.57, with an annualized covariance of 421.9 %².
Among the 35 assets we track against FERG, PH ranks #19 by 3-year correlation. The last year tells two different stories: PH led by 31.7 percentage points, +1.1% for FERG against +32.8% for PH. On a rolling one-year basis the correlation drifted between 0.38 and 0.66, a moderate band.
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.
FERG vs PH: side by side
| FERG (Ferguson Enterprises) | PH (Parker Hannifin) | |
|---|---|---|
| 1-year return | +1.1% | +32.8% |
| 5-year return | +82.2% | +256.4% |
| Volatility (ann.) | 30.0% | 26.6% |
| Beta vs S&P 500 | 0.99 | 1.16 |
| Max drawdown (3Y) | -32.9% | -26.8% |
| Market cap | $45.1B | $127.5B |
| P/E (trailing) | 23.0 | 36.5 |
| Dividend yield | 1.80% | 0.71% |
| Sector / category | Industrials | Industrials |
Year-by-year returns
| Year | FERG | PH |
|---|---|---|
| 2022 | -27.2% | -6.9% |
| 2023 | +55.1% | +60.8% |
| 2024 | -8.6% | +39.6% |
| 2025 | +29.9% | +39.5% |
| 2026 | +6.4% | +15.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FERG and PH good diversifiers for each other?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between FERG and PH?
Using weekly returns as of 2026-08-27: 0.53 over 3 years, with 0.48 over the last year and 0.57 over 5 years.
Is PH a good diversifier for FERG?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.53 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/ferg-vs-ph.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ferg-vs-ph/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: FERG correlations · PH correlations
