AME vs IR: Correlation
Ametek (AME) and Ingersoll Rand (IR) show a strong relationship: their 3-year correlation of weekly returns is 0.61.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AME and IR?
Across a 3-year window, the weekly returns of AME and IR correlate at 0.61, strong. The past 12 months show a weaker link (0.48) than the 3-year average (0.61). Stretching to 5 years gives 0.68, with an annualized covariance of 373.2 %².
Within AME's tracked universe of 31 assets, IR comes in at #14 by 3-year correlation. Correlation aside, the last 12 months split them widely, with AME ahead by 33.4 points (+31.4% versus -2.0%). Across three years, the rolling one-year figure varied moderately, from 0.38 to 0.82.
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 IR: side by side
| AME (Ametek) | IR (Ingersoll Rand) | |
|---|---|---|
| 1-year return | +31.4% | -2.0% |
| 5-year return | +83.6% | +49.2% |
| Volatility (ann.) | 20.4% | 29.8% |
| Beta vs S&P 500 | 0.84 | 1.17 |
| Max drawdown (3Y) | -23.0% | -36.6% |
| Market cap | $55.9B | $30.6B |
| P/E (trailing) | 35.8 | 32.6 |
| Dividend yield | 0.53% | 0.15% |
| Sector / category | Industrials | Industrials |
Year-by-year returns
| Year | AME | IR |
|---|---|---|
| 2022 | -4.3% | -15.4% |
| 2023 | +18.8% | +48.2% |
| 2024 | +10.0% | +17.1% |
| 2025 | +14.7% | -12.3% |
| 2026 | +19.1% | -0.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AME and IR good diversifiers for each other?
Only partially. A correlation of 0.61 means AME and IR share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between AME and IR?
As of 2026-08-27, the correlation of weekly returns between AME and IR is 0.61 over 3 years, 0.48 over 1 year and 0.68 over 5 years.
Is IR a good diversifier for AME?
Only partially. A correlation of 0.61 means AME and IR share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.61 mean?
On the −1 to +1 scale, 0.61 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-ir.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ame-vs-ir/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: AME correlations · IR correlations
