GD vs MACI: Correlation
General Dynamics (GD) and Melar Acquisition Corp. I - Class A (MACI) show a negative relationship: their 3-year correlation of weekly returns is -0.18.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GD and MACI?
Across a 3-year window, the weekly returns of GD and MACI correlate at -0.18, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.12) sits close to the 3-year figure. Stretching to 5 years gives n/a, with an annualized covariance of -8.2 %².
Within GD's tracked universe of 30 assets, MACI comes in at #23 by 3-year correlation. The trailing year gives GD the advantage: +18.8% versus +4.4%, a 14.4-point spread. Risk is not evenly split, since GD carries 10.0 times the volatility of the other side.
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.
GD vs MACI: side by side
| GD (General Dynamics) | MACI (Melar Acquisition Corp. I - Class A) | |
|---|---|---|
| 1-year return | +18.8% | +4.4% |
| 5-year return | +111.9% | n/a |
| Volatility (ann.) | 21.1% | 2.1% |
| Beta vs S&P 500 | 0.52 | -0.03 |
| Max drawdown (3Y) | -22.5% | -2.0% |
| Market cap | $102.8B | $0.2B |
| P/E (trailing) | 23.3 | 60.9 |
| Dividend yield | 1.62% | 0.00% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | GD | MACI |
|---|---|---|
| 2022 | +21.7% | – |
| 2023 | +7.1% | – |
| 2024 | +3.5% | – |
| 2025 | +30.4% | +5.7% |
| 2026 | +14.4% | +3.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GD and MACI good diversifiers for each other?
By historical standards, yes. A correlation of -0.18 means the two rarely move for the same reasons.
FAQ
What is the correlation between GD and MACI?
As of 2026-08-27, the correlation of weekly returns between GD and MACI is -0.18 over 3 years, -0.12 over 1 year and n/a over 5 years.
Is MACI a good diversifier for GD?
By historical standards, yes. A correlation of -0.18 means the two rarely move for the same reasons.
What does a correlation of -0.18 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/gd-vs-maci.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/gd-vs-maci/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: GD correlations · MACI correlations
