GD vs NHTC: Correlation
General Dynamics (GD) and Natural Health Trends Corp. (NHTC) show a moderate relationship: their 3-year correlation of weekly returns is 0.31.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GD and NHTC?
On 3 years of weekly data the GD/NHTC correlation comes out at 0.31, moderate. The relationship has been stable: the 1-year correlation (0.27) sits close to the 3-year figure. The 5-year figure is 0.25, and annualized covariance runs at 264.3 %².
By 3-year correlation, NHTC places #19 of the 30 assets tracked against GD. Their recent paths diverged sharply: over the last 12 months GD outperformed by 75.0 percentage points (+18.8% for GD against -56.2% for NHTC). Risk is not evenly split, since NHTC carries 1.9 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 NHTC: side by side
| GD (General Dynamics) | NHTC (Natural Health Trends Corp.) | |
|---|---|---|
| 1-year return | +18.8% | -56.2% |
| 5-year return | +111.9% | -50.8% |
| Volatility (ann.) | 21.1% | 40.5% |
| Beta vs S&P 500 | 0.52 | 0.59 |
| Max drawdown (3Y) | -22.5% | -71.7% |
| Market cap | $102.8B | – |
| P/E (trailing) | 23.3 | – |
| Dividend yield | 1.62% | 35.09% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | GD | NHTC |
|---|---|---|
| 2022 | +21.7% | -42.1% |
| 2023 | +7.1% | +96.2% |
| 2024 | +3.5% | -11.5% |
| 2025 | +30.4% | -20.5% |
| 2026 | +14.4% | -41.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GD and NHTC good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.31 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between GD and NHTC?
As of 2026-08-27, the correlation of weekly returns between GD and NHTC is 0.31 over 3 years, 0.27 over 1 year and 0.25 over 5 years.
Is NHTC a good diversifier for GD?
Yes, to a useful degree: a correlation of 0.31 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.31 mean?
A reading of 0.31 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/gd-vs-nhtc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/gd-vs-nhtc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GD correlations · NHTC correlations
