HUBB vs POWL: Correlation
How closely do Hubbell Incorporated (HUBB) and Powell Industries, Inc. (POWL) trade together? Their weekly returns over three years give a correlation of 0.55, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are HUBB and POWL?
Over the past 3 years, HUBB and POWL moved with a correlation of 0.55, which is moderate. Little has changed lately, as the 1-year reading of 0.50 lands near the 3-year figure. Over 5 years the correlation is 0.41, and the annualized covariance of weekly returns is 1115.2 %².
Among the 36 assets we track against HUBB, POWL ranks #22 by 3-year correlation. Correlation aside, the last 12 months split them widely, with POWL ahead by 104.3 points (+6.7% versus +111.0%). Note the risk asymmetry: POWL runs 2.5 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
HUBB vs POWL: side by side
| HUBB (Hubbell Incorporated) | POWL (Powell Industries, Inc.) | |
|---|---|---|
| 1-year return | +6.7% | +111.0% |
| 5-year return | +142.6% | +2360.3% |
| Volatility (ann.) | 28.3% | 71.5% |
| Beta vs S&P 500 | 1.10 | 1.95 |
| Max drawdown (3Y) | -32.6% | -55.8% |
| Market cap | $24.8B | $7.0B |
| P/E (trailing) | 27.9 | 36.8 |
| Dividend yield | 1.18% | 0.19% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | HUBB | POWL |
|---|---|---|
| 2022 | +15.1% | +24.3% |
| 2023 | +42.4% | +155.6% |
| 2024 | +28.9% | +152.2% |
| 2025 | +7.4% | +44.5% |
| 2026 | +6.5% | +81.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are HUBB and POWL good diversifiers for each other?
To a limited degree. At 0.55 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 HUBB and POWL?
The HUBB/POWL correlation stands at 0.55 on a 3-year window (1 year: 0.50, 5 years: 0.41), computed from weekly returns as of 2026-08-27.
Is POWL a good diversifier for HUBB?
To a limited degree. At 0.55 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 0.55 mean?
A reading of 0.55 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/hubb-vs-powl.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/hubb-vs-powl/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: HUBB correlations · POWL correlations
