COR vs SYK: Correlation
How closely do Cencora (COR) and Stryker Corporation (SYK) trade together? Their weekly returns over three years give a correlation of 0.34, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are COR and SYK?
Across a 3-year window, the weekly returns of COR and SYK correlate at 0.34, moderate. Recent behaviour matches the longer record: 0.32 over 1 year against 0.34 over 3. Stretching to 5 years gives 0.35, with an annualized covariance of 160.4 %².
By 3-year correlation, SYK places #18 of the 43 assets tracked against COR. The last year tells two different stories: COR led by 28.6 percentage points, +11.4% for COR against -17.2% for SYK. This link changes with the market regime, having swung between 0.00 and 0.51 on a rolling one-year basis.
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.
COR vs SYK: side by side
| COR (Cencora) | SYK (Stryker Corporation) | |
|---|---|---|
| 1-year return | +11.4% | -17.2% |
| 5-year return | +188.6% | +23.8% |
| Volatility (ann.) | 21.9% | 21.5% |
| Beta vs S&P 500 | 0.08 | 0.61 |
| Max drawdown (3Y) | -32.4% | -29.4% |
| Market cap | $61.3B | $123.6B |
| P/E (trailing) | 24.3 | 34.1 |
| Dividend yield | 0.72% | 1.06% |
| Sector / category | Health Care | Health Care |
Year-by-year returns
| Year | COR | SYK |
|---|---|---|
| 2022 | +26.3% | -7.4% |
| 2023 | +25.3% | +23.8% |
| 2024 | +10.4% | +21.3% |
| 2025 | +51.5% | -1.5% |
| 2026 | -4.3% | -7.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are COR and SYK good diversifiers for each other?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between COR and SYK?
Using weekly returns as of 2026-08-27: 0.34 over 3 years, with 0.32 over the last year and 0.35 over 5 years.
Is SYK a good diversifier for COR?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.34 mean?
A reading of 0.34 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/cor-vs-syk.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cor-vs-syk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: COR correlations · SYK correlations
