PFX vs XOS: Correlation
How closely do PhenixFIN Corporation (PFX) and Xos, Inc. (XOS) trade together? Their weekly returns over three years give a correlation of 0.33, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PFX and XOS?
Across a 3-year window, the weekly returns of PFX and XOS correlate at 0.33, moderate. The relationship has been stable: the 1-year correlation (0.42) sits close to the 3-year figure. Stretching to 5 years gives 0.29, with an annualized covariance of 921.4 %².
Few assets follow PFX as closely as XOS, which ranks #3 of 18 tracked partners. Over the last 12 months XOS came out ahead by 10.2 percentage points (+7.9% against +18.1%). One caveat on sizing: XOS is 5.4 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
PFX vs XOS: side by side
| PFX (PhenixFIN Corporation) | XOS (Xos, Inc.) | |
|---|---|---|
| 1-year return | +7.9% | +18.1% |
| 5-year return | +36.0% | -98.2% |
| Volatility (ann.) | 22.8% | 122.0% |
| Beta vs S&P 500 | 0.08 | 0.87 |
| Max drawdown (3Y) | -29.6% | -88.1% |
| Market cap | $0.1B | $0.1B |
| P/E (trailing) | 22.7 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PFX | XOS |
|---|---|---|
| 2022 | -25.5% | -85.9% |
| 2023 | +36.1% | -40.0% |
| 2024 | +23.3% | -59.4% |
| 2025 | -10.1% | -44.1% |
| 2026 | +19.6% | +95.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PFX and XOS good diversifiers for each other?
A fair diversifier. At 0.33, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between PFX and XOS?
The PFX/XOS correlation stands at 0.33 on a 3-year window (1 year: 0.42, 5 years: 0.29), computed from weekly returns as of 2026-08-27.
Is XOS a good diversifier for PFX?
A fair diversifier. At 0.33, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.33 mean?
On the −1 to +1 scale, 0.33 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/pfx-vs-xos.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/pfx-vs-xos/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PFX correlations · XOS correlations
