BC vs GM: Correlation
How closely do Brunswick Corporation (BC) and General Motors (GM) trade together? Their weekly returns over three years give a correlation of 0.52, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BC and GM?
On 3 years of weekly data the BC/GM correlation comes out at 0.52, moderate. Little has changed lately, as the 1-year reading of 0.54 lands near the 3-year figure. The 5-year figure is 0.57, and annualized covariance runs at 596.4 %².
Within BC's tracked universe of 58 assets, GM comes in at #35 by 3-year correlation. The last year tells two different stories: GM led by 26.3 percentage points, +21.7% for BC against +48.0% for GM.
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.
BC vs GM: side by side
| BC (Brunswick Corporation) | GM (General Motors) | |
|---|---|---|
| 1-year return | +21.7% | +48.0% |
| 5-year return | -15.3% | +82.5% |
| Volatility (ann.) | 35.8% | 32.2% |
| Beta vs S&P 500 | 1.22 | 0.98 |
| Max drawdown (3Y) | -56.5% | -29.1% |
| Market cap | $5.0B | $77.9B |
| P/E (trailing) | – | 38.6 |
| Dividend yield | 2.18% | 0.76% |
| Sector / category | US Listed | Consumer Discretionary |
Year-by-year returns
| Year | BC | GM |
|---|---|---|
| 2022 | -27.1% | -42.4% |
| 2023 | +36.9% | +7.9% |
| 2024 | -31.8% | +49.8% |
| 2025 | +18.1% | +54.2% |
| 2026 | +6.2% | +6.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BC and GM good diversifiers for each other?
Somewhat, no more. With 0.52 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between BC and GM?
As of 2026-08-27, the correlation of weekly returns between BC and GM is 0.52 over 3 years, 0.54 over 1 year and 0.57 over 5 years.
Is GM a good diversifier for BC?
Somewhat, no more. With 0.52 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.52 mean?
On the −1 to +1 scale, 0.52 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/bc-vs-gm.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bc-vs-gm/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BC correlations · GM correlations
