HLLY vs INFU: Correlation
Holley Inc. (HLLY) and InfuSystems Holdings, Inc. (INFU) show a moderate relationship: their 3-year correlation of weekly returns is 0.56.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are HLLY and INFU?
Across a 3-year window, the weekly returns of HLLY and INFU correlate at 0.56, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.19 versus 0.56 over 3 years. Stretching to 5 years gives 0.38, with an annualized covariance of 1964.2 %².
Few assets follow HLLY as closely as INFU, which ranks #3 of 18 tracked partners. Their recent paths diverged sharply: over the last 12 months INFU outperformed by 42.0 percentage points (-25.4% for HLLY against +16.6% for INFU).
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.
HLLY vs INFU: side by side
| HLLY (Holley Inc.) | INFU (InfuSystems Holdings, Inc.) | |
|---|---|---|
| 1-year return | -25.4% | +16.6% |
| 5-year return | -74.8% | -14.6% |
| Volatility (ann.) | 60.1% | 58.6% |
| Beta vs S&P 500 | 1.33 | 1.46 |
| Max drawdown (3Y) | -70.2% | -56.8% |
| Market cap | $0.4B | $0.2B |
| P/E (trailing) | 33.0 | 30.2 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | HLLY | INFU |
|---|---|---|
| 2022 | -83.7% | -49.0% |
| 2023 | +129.7% | +21.4% |
| 2024 | -38.0% | -19.8% |
| 2025 | +36.8% | +6.2% |
| 2026 | -28.1% | +34.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are HLLY and INFU good diversifiers for each other?
To a limited degree. At 0.56 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 HLLY and INFU?
As of 2026-08-27, the correlation of weekly returns between HLLY and INFU is 0.56 over 3 years, 0.19 over 1 year and 0.38 over 5 years.
Is INFU a good diversifier for HLLY?
To a limited degree. At 0.56 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 0.56 mean?
On the −1 to +1 scale, 0.56 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/hlly-vs-infu.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/hlly-vs-infu/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: HLLY correlations · INFU correlations
