QQQ vs STLN: Correlation
Invesco QQQ Trust (QQQ) and Starling Oncology, Inc. (STLN) show a weak relationship: their 3-year correlation of weekly returns is 0.18.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and STLN?
Across a 3-year window, the weekly returns of QQQ and STLN correlate at 0.18, weak. Lately the two have moved closer together, with the 1-year correlation at 0.32 versus 0.18 over 3 years. Stretching to 5 years gives 0.17, with an annualized covariance of 413.2 %².
Among the 4755 assets we track against QQQ, STLN ranks #3097 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months STLN outperformed by 56.9 percentage points (+26.3% for QQQ against +83.2% for STLN). One caveat on sizing: STLN is 5.9 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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 STLN: side by side
| QQQ (Invesco QQQ Trust) | STLN (Starling Oncology, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | +83.2% |
| 5-year return | +95.4% | -36.1% |
| Volatility (ann.) | 19.6% | 116.5% |
| Beta vs S&P 500 | 1.28 | 1.39 |
| Max drawdown (3Y) | -22.8% | -94.8% |
| Market cap | – | $0.6B |
| 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 |
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 | STLN |
|---|---|---|
| 2022 | -32.6% | -83.1% |
| 2023 | +54.9% | +23.6% |
| 2024 | +25.6% | -84.9% |
| 2025 | +20.8% | +1052.1% |
| 2026 | +17.7% | +78.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and STLN good diversifiers for each other?
Yes. With a correlation of 0.18, QQQ and STLN have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between QQQ and STLN?
The QQQ/STLN correlation stands at 0.18 on a 3-year window (1 year: 0.32, 5 years: 0.17), computed from weekly returns as of 2026-08-27.
Is STLN a good diversifier for QQQ?
Yes. With a correlation of 0.18, QQQ and STLN have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.18 mean?
A reading of 0.18 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-stln.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/qqq-vs-stln/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · STLN correlations
