GNRC vs LFUS: Correlation
Measured on weekly returns over the past three years, Generac (GNRC) and Littelfuse, Inc. (LFUS) carry a correlation of 0.52, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GNRC and LFUS?
Over the past 3 years, GNRC and LFUS moved with a correlation of 0.52, which is moderate. Little has changed lately, as the 1-year reading of 0.48 lands near the 3-year figure. Over 5 years the correlation is 0.54, and the annualized covariance of weekly returns is 851.1 %².
By 3-year correlation, LFUS places #15 of the 35 assets tracked against GNRC. Their recent paths diverged sharply: over the last 12 months LFUS outperformed by 56.5 percentage points (+5.5% for GNRC against +62.0% for LFUS).
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.
GNRC vs LFUS: side by side
| GNRC (Generac) | LFUS (Littelfuse, Inc.) | |
|---|---|---|
| 1-year return | +5.5% | +62.0% |
| 5-year return | -55.4% | +53.7% |
| Volatility (ann.) | 46.1% | 35.3% |
| Beta vs S&P 500 | 1.35 | 1.44 |
| Max drawdown (3Y) | -47.8% | -45.0% |
| Market cap | $11.6B | $10.7B |
| P/E (trailing) | 47.4 | – |
| Dividend yield | 0.00% | 0.72% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | GNRC | LFUS |
|---|---|---|
| 2022 | -71.4% | -29.4% |
| 2023 | +28.4% | +22.7% |
| 2024 | +20.0% | -11.0% |
| 2025 | -12.0% | +8.6% |
| 2026 | +44.7% | +67.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GNRC and LFUS good diversifiers for each other?
To a limited degree. At 0.52 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between GNRC and LFUS?
The GNRC/LFUS correlation stands at 0.52 on a 3-year window (1 year: 0.48, 5 years: 0.54), computed from weekly returns as of 2026-08-27.
Is LFUS a good diversifier for GNRC?
To a limited degree. At 0.52 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.52 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/gnrc-vs-lfus.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/gnrc-vs-lfus/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: GNRC correlations · LFUS correlations
