PSIX vs SKE: Correlation
How closely do Power Solutions International, Inc. (PSIX) and Skeena Resources Limited (SKE) trade together? Their weekly returns over three years give a correlation of 0.41, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PSIX and SKE?
Over the past 3 years, PSIX and SKE moved with a correlation of 0.41, which is moderate. The past 12 months show a tighter link (0.52) than the 3-year average (0.41). Over 5 years the correlation is 0.29, and the annualized covariance of weekly returns is 2705.8 %².
By 3-year correlation, SKE places #4 of the 12 assets tracked against PSIX. Correlation aside, the last 12 months split them widely, with SKE ahead by 176.4 points (-53.6% versus +122.8%). Note the risk asymmetry: PSIX runs 1.7 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.
PSIX vs SKE: side by side
| PSIX (Power Solutions International, Inc.) | SKE (Skeena Resources Limited) | |
|---|---|---|
| 1-year return | -53.6% | +122.8% |
| 5-year return | +670.8% | +205.9% |
| Volatility (ann.) | 104.2% | 62.6% |
| Beta vs S&P 500 | 2.68 | 1.42 |
| Max drawdown (3Y) | -78.0% | -36.1% |
| Market cap | $0.9B | $4.4B |
| P/E (trailing) | 12.4 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PSIX | SKE |
|---|---|---|
| 2022 | +0.0% | -49.0% |
| 2023 | -31.7% | -8.3% |
| 2024 | +1351.2% | +78.7% |
| 2025 | +92.1% | +172.1% |
| 2026 | -33.9% | +48.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PSIX and SKE good diversifiers for each other?
Reasonably. At 0.41, PSIX and SKE keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between PSIX and SKE?
Using weekly returns as of 2026-08-27: 0.41 over 3 years, with 0.52 over the last year and 0.29 over 5 years.
Is SKE a good diversifier for PSIX?
Reasonably. At 0.41, PSIX and SKE keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.41 mean?
A reading of 0.41 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/psix-vs-ske.json
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Related comparisons
Hubs: PSIX correlations · SKE correlations
