QQQ vs STM: Correlation
Invesco QQQ Trust (QQQ) and STMicroelectronics N.V. (STM) show a moderate relationship: their 3-year correlation of weekly returns is 0.56.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and STM?
Across a 3-year window, the weekly returns of QQQ and STM correlate at 0.56, moderate. Recent behaviour matches the longer record: 0.51 over 1 year against 0.56 over 3. Stretching to 5 years gives 0.61, with an annualized covariance of 513.7 %².
Within QQQ's tracked universe of 4755 assets, STM comes in at #183 by 3-year correlation. Correlation aside, the last 12 months split them widely, with STM ahead by 64.7 points (+26.3% versus +91.0%). Note the risk asymmetry: STM runs 2.4 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.
QQQ vs STM: side by side
| QQQ (Invesco QQQ Trust) | STM (STMicroelectronics N.V.) | |
|---|---|---|
| 1-year return | +26.3% | +91.0% |
| 5-year return | +95.4% | +19.4% |
| Volatility (ann.) | 19.6% | 46.5% |
| Beta vs S&P 500 | 1.28 | 1.62 |
| Max drawdown (3Y) | -22.8% | -64.6% |
| Market cap | – | $45.8B |
| P/E (trailing) | – | – |
| Dividend yield | 0.44% | 0.72% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
QQQ, Invesco's Large Growth fund, carries $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | STM |
|---|---|---|
| 2022 | -32.6% | -26.8% |
| 2023 | +54.9% | +41.7% |
| 2024 | +25.6% | -49.7% |
| 2025 | +20.8% | +5.3% |
| 2026 | +17.7% | +98.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and STM good diversifiers for each other?
To a limited degree. At 0.56 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between QQQ and STM?
The QQQ/STM correlation stands at 0.56 on a 3-year window (1 year: 0.51, 5 years: 0.61), computed from weekly returns as of 2026-08-27.
Is STM a good diversifier for QQQ?
To a limited degree. At 0.56 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.56 mean?
A reading of 0.56 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/qqq-vs-stm.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-stm/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: QQQ correlations · STM correlations
