PBK vs QQQ: Correlation
How closely do PowerBank Corporation (PBK) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.06, which is near-zero.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PBK and QQQ?
Across a 3-year window, the weekly returns of PBK and QQQ correlate at 0.06, near zero, meaning they move largely independently. Lately the two have moved closer together, with the 1-year correlation at 0.18 versus 0.06 over 3 years. Stretching to 5 years gives n/a, with an annualized covariance of 115.0 %².
Within PBK's tracked universe of 20 assets, QQQ comes in at #6 by 3-year correlation. Correlation aside, the last 12 months split them widely, with QQQ ahead by 105.0 points (-78.7% versus +26.3%). Risk is not evenly split, since PBK carries 4.9 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.
PBK vs QQQ: side by side
| PBK (PowerBank Corporation) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -78.7% | +26.3% |
| 5-year return | n/a | +95.4% |
| Volatility (ann.) | 96.0% | 19.6% |
| Beta vs S&P 500 | 0.19 | 1.28 |
| Max drawdown (3Y) | -93.7% | -22.8% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.44% |
| Expense ratio | – | 0.18% |
| Assets under management | – | $452.8B |
| Sector / category | US Listed | ETF · US Growth & Tech |
QQQ is a Large Growth fund from Invesco: $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | PBK | QQQ |
|---|---|---|
| 2022 | – | -32.6% |
| 2023 | – | +54.9% |
| 2024 | – | +25.6% |
| 2025 | -11.7% | +20.8% |
| 2026 | -75.2% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PBK and QQQ good diversifiers for each other?
Yes: at 0.06, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between PBK and QQQ?
The PBK/QQQ correlation stands at 0.06 on a 3-year window (1 year: 0.18, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is QQQ a good diversifier for PBK?
Yes: at 0.06, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of 0.06 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
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Related comparisons
Hubs: PBK correlations · QQQ correlations
