BYD vs KEY: Correlation
How closely do Boyd Gaming Corporation (BYD) and KeyCorp (KEY) trade together? Their weekly returns over three years give a correlation of 0.57, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BYD and KEY?
On 3 years of weekly data the BYD/KEY correlation comes out at 0.57, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.44 versus 0.57 over 3 years. The 5-year figure is 0.50, and annualized covariance runs at 460.4 %².
By 3-year correlation, KEY places #4 of the 11 assets tracked against BYD. The last year tells two different stories: KEY led by 26.4 percentage points, -8.0% for BYD against +18.4% for KEY.
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.
BYD vs KEY: side by side
| BYD (Boyd Gaming Corporation) | KEY (KeyCorp) | |
|---|---|---|
| 1-year return | -8.0% | +18.4% |
| 5-year return | +34.3% | +38.0% |
| Volatility (ann.) | 25.2% | 32.1% |
| Beta vs S&P 500 | 0.73 | 1.25 |
| Max drawdown (3Y) | -25.6% | -32.2% |
| Market cap | $5.8B | $23.5B |
| P/E (trailing) | 3.6 | 13.0 |
| Dividend yield | 0.94% | 3.71% |
| Sector / category | US Listed | Financials |
Year-by-year returns
| Year | BYD | KEY |
|---|---|---|
| 2022 | -15.9% | -21.7% |
| 2023 | +16.0% | -11.5% |
| 2024 | +17.1% | +25.3% |
| 2025 | +18.6% | +26.2% |
| 2026 | -6.1% | +8.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BYD and KEY good diversifiers for each other?
Only partially. A correlation of 0.57 means BYD and KEY share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between BYD and KEY?
As of 2026-08-27, the correlation of weekly returns between BYD and KEY is 0.57 over 3 years, 0.44 over 1 year and 0.50 over 5 years.
Is KEY a good diversifier for BYD?
Only partially. A correlation of 0.57 means BYD and KEY share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.57 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/byd-vs-key.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/byd-vs-key/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: BYD correlations · KEY correlations
