GMM vs UMAC: Correlation
Measured on weekly returns over the past three years, Global Mofy AI Limited - Class A (GMM) and Unusual Machines, Inc. (UMAC) carry a correlation of 0.81, a very strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GMM and UMAC?
Over the past 3 years, GMM and UMAC moved with a correlation of 0.81, which is very strong, meaning they move nearly in lockstep. Lately the two have drifted apart, with the 1-year correlation at -0.14 versus 0.81 over 3 years. Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 236408.3 %².
UMAC is one of the assets that tracks GMM most closely: it ranks #3 out of the 21 assets we track against GMM. Their recent paths diverged sharply: over the last 12 months UMAC outperformed by 254.6 percentage points (-97.5% for GMM against +157.1% for UMAC). Note the risk asymmetry: GMM runs 4.4 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
GMM vs UMAC: side by side
| GMM (Global Mofy AI Limited - Class A) | UMAC (Unusual Machines, Inc.) | |
|---|---|---|
| 1-year return | -97.5% | +157.1% |
| 5-year return | n/a | n/a |
| Volatility (ann.) | 1098.3% | 248.9% |
| Beta vs S&P 500 | 2.95 | 3.43 |
| Max drawdown (3Y) | -99.7% | -75.6% |
| Market cap | – | $1.3B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GMM | UMAC |
|---|---|---|
| 2024 | -30.5% | – |
| 2025 | -69.6% | -24.3% |
| 2026 | -95.4% | +106.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GMM and UMAC good diversifiers for each other?
No: a correlation of 0.81 means GMM and UMAC tend to fall together, which is precisely when diversification is supposed to help.
FAQ
What is the correlation between GMM and UMAC?
As of 2026-08-27, the correlation of weekly returns between GMM and UMAC is 0.81 over 3 years, -0.14 over 1 year and n/a over 5 years.
Is UMAC a good diversifier for GMM?
No: a correlation of 0.81 means GMM and UMAC tend to fall together, which is precisely when diversification is supposed to help.
What does a correlation of 0.81 mean?
A reading of 0.81 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/gmm-vs-umac.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/gmm-vs-umac/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GMM correlations · UMAC correlations
