HUBB vs RFAI: Correlation
Measured on weekly returns over the past three years, Hubbell Incorporated (HUBB) and RF Acquisition Corp II (RFAI) carry a correlation of -0.20, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are HUBB and RFAI?
Across a 3-year window, the weekly returns of HUBB and RFAI correlate at -0.20, negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.31) runs below the 3-year figure (-0.20). Stretching to 5 years gives n/a, with an annualized covariance of -1666.8 %².
Within HUBB's tracked universe of 36 assets, RFAI comes in at #30 by 3-year correlation. The last year tells two different stories: RFAI led by 382.8 percentage points, +6.7% for HUBB against +389.5% for RFAI. Note the risk asymmetry: RFAI runs 10.2 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 RFAI: side by side
| HUBB (Hubbell Incorporated) | RFAI (RF Acquisition Corp II) | |
|---|---|---|
| 1-year return | +6.7% | +389.5% |
| 5-year return | +142.6% | n/a |
| Volatility (ann.) | 28.3% | 288.3% |
| Beta vs S&P 500 | 1.10 | -1.62 |
| Max drawdown (3Y) | -32.6% | -16.5% |
| Market cap | $24.8B | $0.4B |
| P/E (trailing) | 27.9 | 399.9 |
| Dividend yield | 1.18% | 0.00% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | HUBB | RFAI |
|---|---|---|
| 2022 | +15.1% | – |
| 2023 | +42.4% | – |
| 2024 | +28.9% | – |
| 2025 | +7.4% | +5.2% |
| 2026 | +6.5% | +383.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are HUBB and RFAI good diversifiers for each other?
Yes. With a correlation of -0.20, HUBB and RFAI have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between HUBB and RFAI?
Using weekly returns as of 2026-08-27: -0.20 over 3 years, with -0.31 over the last year and n/a over 5 years.
Is RFAI a good diversifier for HUBB?
Yes. With a correlation of -0.20, HUBB and RFAI have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.20 mean?
A reading of -0.20 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-rfai.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/hubb-vs-rfai/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: HUBB correlations · RFAI correlations
