EMR vs PH: Correlation
Emerson Electric (EMR) and Parker Hannifin (PH) show a strong relationship: their 3-year correlation of weekly returns is 0.61.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EMR and PH?
Across a 3-year window, the weekly returns of EMR and PH correlate at 0.61, strong. The link has loosened recently: the 1-year correlation (0.49) runs below the 3-year figure (0.61). Stretching to 5 years gives 0.65, with an annualized covariance of 455.8 %².
Among the 47 assets we track against EMR, PH ranks #21 by 3-year correlation. The trailing year gives PH the advantage: +20.0% versus +32.8%, a 12.8-point spread. On a rolling one-year basis the correlation drifted between 0.40 and 0.82, 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.
EMR vs PH: side by side
| EMR (Emerson Electric) | PH (Parker Hannifin) | |
|---|---|---|
| 1-year return | +20.0% | +32.8% |
| 5-year return | +65.4% | +256.4% |
| Volatility (ann.) | 28.3% | 26.6% |
| Beta vs S&P 500 | 1.29 | 1.16 |
| Max drawdown (3Y) | -29.6% | -26.8% |
| Market cap | $88.0B | $127.5B |
| P/E (trailing) | 34.5 | 36.5 |
| Dividend yield | 1.39% | 0.71% |
| Sector / category | Industrials | Industrials |
Year-by-year returns
| Year | EMR | PH |
|---|---|---|
| 2022 | +5.7% | -6.9% |
| 2023 | +3.8% | +60.8% |
| 2024 | +29.7% | +39.6% |
| 2025 | +8.9% | +39.5% |
| 2026 | +20.2% | +15.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EMR and PH good diversifiers for each other?
To a limited degree. At 0.61 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between EMR and PH?
Using weekly returns as of 2026-08-27: 0.61 over 3 years, with 0.49 over the last year and 0.65 over 5 years.
Is PH a good diversifier for EMR?
To a limited degree. At 0.61 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.61 mean?
A reading of 0.61 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/emr-vs-ph.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/emr-vs-ph/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EMR correlations · PH correlations
