KMI vs PBK: Correlation
Measured on weekly returns over the past three years, Kinder Morgan (KMI) and PowerBank Corporation (PBK) carry a correlation of -0.21, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KMI and PBK?
Over the past 3 years, KMI and PBK moved with a correlation of -0.21, which is negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.34 versus -0.21 over 3 years. Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is -465.4 %².
Within KMI's tracked universe of 33 assets, PBK comes in at #26 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months KMI outperformed by 101.0 percentage points (+22.3% for KMI against -78.7% for PBK). Risk is not evenly split, since PBK carries 4.3 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.
KMI vs PBK: side by side
| KMI (Kinder Morgan) | PBK (PowerBank Corporation) | |
|---|---|---|
| 1-year return | +22.3% | -78.7% |
| 5-year return | +153.0% | n/a |
| Volatility (ann.) | 22.1% | 96.0% |
| Beta vs S&P 500 | 0.29 | 0.19 |
| Max drawdown (3Y) | -18.4% | -93.7% |
| Market cap | $70.2B | – |
| P/E (trailing) | 20.6 | – |
| Dividend yield | 3.69% | 0.00% |
| Sector / category | Energy | US Listed |
Year-by-year returns
| Year | KMI | PBK |
|---|---|---|
| 2022 | +21.2% | – |
| 2023 | +4.1% | – |
| 2024 | +64.4% | – |
| 2025 | +4.8% | -11.7% |
| 2026 | +18.0% | -75.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KMI and PBK good diversifiers for each other?
Yes. With a correlation of -0.21, KMI and PBK have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between KMI and PBK?
Using weekly returns as of 2026-08-27: -0.21 over 3 years, with -0.34 over the last year and n/a over 5 years.
Is PBK a good diversifier for KMI?
Yes. With a correlation of -0.21, KMI and PBK have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.21 mean?
A reading of -0.21 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/kmi-vs-pbk.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/kmi-vs-pbk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: KMI correlations · PBK correlations
