PNR vs SYK: Correlation
Pentair (PNR) and Stryker Corporation (SYK) show a moderate relationship: their 3-year correlation of weekly returns is 0.48.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PNR and SYK?
Over the past 3 years, PNR and SYK moved with a correlation of 0.48, which is moderate. Recent behaviour matches the longer record: 0.47 over 1 year against 0.48 over 3. Over 5 years the correlation is 0.57, and the annualized covariance of weekly returns is 293.9 %².
By 3-year correlation, SYK places #23 of the 38 assets tracked against PNR. The last year tells two different stories: SYK led by 25.3 percentage points, -42.5% for PNR against -17.2% for SYK. Do not treat this figure as fixed: across three years the rolling one-year correlation ranged all the way from 0.20 to 0.71.
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.
PNR vs SYK: side by side
| PNR (Pentair) | SYK (Stryker Corporation) | |
|---|---|---|
| 1-year return | -42.5% | -17.2% |
| 5-year return | -14.1% | +23.8% |
| Volatility (ann.) | 28.2% | 21.5% |
| Beta vs S&P 500 | 1.07 | 0.61 |
| Max drawdown (3Y) | -45.0% | -29.4% |
| Market cap | $9.9B | $123.6B |
| P/E (trailing) | 16.2 | 34.1 |
| Dividend yield | 1.65% | 1.06% |
| Sector / category | Industrials | Health Care |
Year-by-year returns
| Year | PNR | SYK |
|---|---|---|
| 2022 | -37.4% | -7.4% |
| 2023 | +64.2% | +23.8% |
| 2024 | +40.0% | +21.3% |
| 2025 | +4.5% | -1.5% |
| 2026 | -39.8% | -7.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PNR and SYK good diversifiers for each other?
A fair diversifier. At 0.48, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between PNR and SYK?
As of 2026-08-27, the correlation of weekly returns between PNR and SYK is 0.48 over 3 years, 0.47 over 1 year and 0.57 over 5 years.
Is SYK a good diversifier for PNR?
A fair diversifier. At 0.48, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.48 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/pnr-vs-syk.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/pnr-vs-syk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PNR correlations · SYK correlations
