QQQ vs WPRT: Correlation
Invesco QQQ Trust (QQQ) and Westport Fuel Systems Inc (WPRT) show a moderate relationship: their 3-year correlation of weekly returns is 0.36.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and WPRT?
Over the past 3 years, QQQ and WPRT moved with a correlation of 0.36, which is moderate. The past 12 months show a weaker link (0.25) than the 3-year average (0.36). Over 5 years the correlation is 0.37, and the annualized covariance of weekly returns is 365.5 %².
Among the 4755 assets we track against QQQ, WPRT ranks #978 by 3-year correlation. The last year tells two different stories: QQQ led by 61.8 percentage points, +26.3% for QQQ against -35.5% for WPRT. Risk is not evenly split, since WPRT carries 2.6 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.
QQQ vs WPRT: side by side
| QQQ (Invesco QQQ Trust) | WPRT (Westport Fuel Systems Inc) | |
|---|---|---|
| 1-year return | +26.3% | -35.5% |
| 5-year return | +95.4% | -95.2% |
| Volatility (ann.) | 19.6% | 51.7% |
| Beta vs S&P 500 | 1.28 | 1.44 |
| Max drawdown (3Y) | -22.8% | -80.0% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.44% | 0.00% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
On the fund side, QQQ sits in the Large Growth category at Invesco, with $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | WPRT |
|---|---|---|
| 2022 | -32.6% | -67.5% |
| 2023 | +54.9% | -14.0% |
| 2024 | +25.6% | -45.9% |
| 2025 | +20.8% | -56.1% |
| 2026 | +17.7% | +17.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and WPRT good diversifiers for each other?
A fair diversifier. At 0.36, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between QQQ and WPRT?
As of 2026-08-27, the correlation of weekly returns between QQQ and WPRT is 0.36 over 3 years, 0.25 over 1 year and 0.37 over 5 years.
Is WPRT a good diversifier for QQQ?
A fair diversifier. At 0.36, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.36 mean?
On the −1 to +1 scale, 0.36 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/qqq-vs-wprt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qqq-vs-wprt/)
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Related comparisons
Hubs: QQQ correlations · WPRT correlations
