AEIS vs LASR: Correlation
Measured on weekly returns over the past three years, Advanced Energy Industries, Inc. (AEIS) and nLIGHT, Inc. (LASR) carry a correlation of 0.44, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AEIS and LASR?
On 3 years of weekly data the AEIS/LASR correlation comes out at 0.44, moderate. The link has loosened recently: the 1-year correlation (0.33) runs below the 3-year figure (0.44). The 5-year figure is 0.46, and annualized covariance runs at 1100.8 %².
Out of 32 assets tracked against AEIS, LASR lands near the bottom at #28. Correlation aside, the last 12 months split them widely, with AEIS ahead by 30.6 points (+87.0% versus +56.4%).
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 LASR: side by side
| AEIS (Advanced Energy Industries, Inc.) | LASR (nLIGHT, Inc.) | |
|---|---|---|
| 1-year return | +87.0% | +56.4% |
| 5-year return | +222.9% | +61.0% |
| Volatility (ann.) | 43.9% | 56.6% |
| Beta vs S&P 500 | 1.69 | 1.44 |
| Max drawdown (3Y) | -39.9% | -56.1% |
| Market cap | $11.5B | $2.6B |
| P/E (trailing) | 52.4 | – |
| Dividend yield | 0.14% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AEIS | LASR |
|---|---|---|
| 2022 | -5.4% | -57.7% |
| 2023 | +27.5% | +33.1% |
| 2024 | +6.6% | -22.3% |
| 2025 | +81.6% | +257.6% |
| 2026 | +37.3% | +19.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AEIS and LASR good diversifiers for each other?
Reasonably. At 0.44, AEIS and LASR keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between AEIS and LASR?
The AEIS/LASR correlation stands at 0.44 on a 3-year window (1 year: 0.33, 5 years: 0.46), computed from weekly returns as of 2026-08-27.
Is LASR a good diversifier for AEIS?
Reasonably. At 0.44, AEIS and LASR keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.44 mean?
A reading of 0.44 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/aeis-vs-lasr.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/aeis-vs-lasr/)
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Related comparisons
Hubs: AEIS correlations · LASR correlations
