AME vs MOBX: Correlation
How closely do Ametek (AME) and Mobix Labs, Inc. (MOBX) trade together? Their weekly returns over three years give a correlation of -0.19, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AME and MOBX?
Over the past 3 years, AME and MOBX moved with a correlation of -0.19, which is negative, meaning they tend to move in opposite directions. The past 12 months show a weaker link (-0.40) than the 3-year average (-0.19). Over 5 years the correlation is -0.14, and the annualized covariance of weekly returns is -1322.1 %².
By 3-year correlation, MOBX places #26 of the 31 assets tracked against AME. The last year tells two different stories: AME led by 119.4 percentage points, +31.4% for AME against -88.0% for MOBX. Risk is not evenly split, since MOBX carries 16.3 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.
AME vs MOBX: side by side
| AME (Ametek) | MOBX (Mobix Labs, Inc.) | |
|---|---|---|
| 1-year return | +31.4% | -88.0% |
| 5-year return | +83.6% | -98.8% |
| Volatility (ann.) | 20.4% | 333.1% |
| Beta vs S&P 500 | 0.84 | -0.62 |
| Max drawdown (3Y) | -23.0% | -99.1% |
| Market cap | $55.9B | – |
| P/E (trailing) | 35.8 | – |
| Dividend yield | 0.53% | 0.00% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | AME | MOBX |
|---|---|---|
| 2022 | -4.3% | +3.8% |
| 2023 | +18.8% | -60.6% |
| 2024 | +10.0% | -57.7% |
| 2025 | +14.7% | -84.3% |
| 2026 | +19.1% | -57.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AME and MOBX good diversifiers for each other?
Yes: at -0.19, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between AME and MOBX?
The AME/MOBX correlation stands at -0.19 on a 3-year window (1 year: -0.40, 5 years: -0.14), computed from weekly returns as of 2026-08-27.
Is MOBX a good diversifier for AME?
Yes: at -0.19, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.19 mean?
On the −1 to +1 scale, -0.19 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/ame-vs-mobx.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ame-vs-mobx/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AME correlations · MOBX correlations
