AEIS vs IPGP: Correlation
Measured on weekly returns over the past three years, Advanced Energy Industries, Inc. (AEIS) and IPG Photonics Corporation (IPGP) carry a correlation of 0.59, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AEIS and IPGP?
Across a 3-year window, the weekly returns of AEIS and IPGP correlate at 0.59, moderate. Little has changed lately, as the 1-year reading of 0.59 lands near the 3-year figure. Stretching to 5 years gives 0.59, with an annualized covariance of 1248.1 %².
By 3-year correlation, IPGP places #14 of the 32 assets tracked against AEIS. Correlation aside, the last 12 months split them widely, with AEIS ahead by 94.6 points (+87.0% versus -7.6%).
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.
AEIS vs IPGP: side by side
| AEIS (Advanced Energy Industries, Inc.) | IPGP (IPG Photonics Corporation) | |
|---|---|---|
| 1-year return | +87.0% | -7.6% |
| 5-year return | +222.9% | -55.1% |
| Volatility (ann.) | 43.9% | 48.0% |
| Beta vs S&P 500 | 1.69 | 1.24 |
| Max drawdown (3Y) | -39.9% | -55.1% |
| Market cap | $11.5B | $3.3B |
| P/E (trailing) | 52.4 | 113.6 |
| Dividend yield | 0.14% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AEIS | IPGP |
|---|---|---|
| 2022 | -5.4% | -45.0% |
| 2023 | +27.5% | +14.7% |
| 2024 | +6.6% | -33.0% |
| 2025 | +81.6% | -1.5% |
| 2026 | +37.3% | +7.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AEIS and IPGP good diversifiers for each other?
Somewhat, no more. With 0.59 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between AEIS and IPGP?
As of 2026-08-27, the correlation of weekly returns between AEIS and IPGP is 0.59 over 3 years, 0.59 over 1 year and 0.59 over 5 years.
Is IPGP a good diversifier for AEIS?
Somewhat, no more. With 0.59 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.59 mean?
On the −1 to +1 scale, 0.59 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/aeis-vs-ipgp.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/aeis-vs-ipgp/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AEIS correlations · IPGP correlations
