PNW vs PSIG: Correlation
Pinnacle West Capital (PNW) and PS International Group Ltd. (PSIG) show a negative relationship: their 3-year correlation of weekly returns is -0.27.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PNW and PSIG?
On 3 years of weekly data the PNW/PSIG correlation comes out at -0.27, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.31 lands near the 3-year figure. The 5-year figure is n/a, and annualized covariance runs at -732.7 %².
Out of 36 assets tracked against PNW, PSIG lands near the bottom at #36. Their recent paths diverged sharply: over the last 12 months PNW outperformed by 66.3 percentage points (+12.4% for PNW against -53.9% for PSIG). Risk is not evenly split, since PSIG carries 8.6 times the volatility of the other side.
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.
PNW vs PSIG: side by side
| PNW (Pinnacle West Capital) | PSIG (PS International Group Ltd.) | |
|---|---|---|
| 1-year return | +12.4% | -53.9% |
| 5-year return | +59.3% | n/a |
| Volatility (ann.) | 18.2% | 157.0% |
| Beta vs S&P 500 | 0.09 | 0.97 |
| Max drawdown (3Y) | -14.4% | -96.0% |
| Market cap | $11.9B | – |
| P/E (trailing) | 18.8 | – |
| Dividend yield | 3.67% | 0.00% |
| Sector / category | Utilities | US Listed |
Year-by-year returns
| Year | PNW | PSIG |
|---|---|---|
| 2022 | +13.0% | – |
| 2023 | -1.2% | – |
| 2024 | +23.5% | – |
| 2025 | +8.9% | +8.3% |
| 2026 | +13.5% | -62.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PNW and PSIG good diversifiers for each other?
By historical standards, yes. A correlation of -0.27 means the two rarely move for the same reasons.
FAQ
What is the correlation between PNW and PSIG?
Using weekly returns as of 2026-08-27: -0.27 over 3 years, with -0.31 over the last year and n/a over 5 years.
Is PSIG a good diversifier for PNW?
By historical standards, yes. A correlation of -0.27 means the two rarely move for the same reasons.
What does a correlation of -0.27 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/pnw-vs-psig.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/pnw-vs-psig/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PNW correlations · PSIG correlations
