QQQ vs SXTC: Correlation
How closely do Invesco QQQ Trust (QQQ) and China SXT Pharmaceuticals, Inc. - Class A (SXTC) trade together? Their weekly returns over three years give a correlation of 0.01, which is near-zero.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SXTC?
Across a 3-year window, the weekly returns of QQQ and SXTC correlate at 0.01, near zero, meaning they move largely independently. Recent behaviour matches the longer record: 0.03 over 1 year against 0.01 over 3. Stretching to 5 years gives 0.00, with an annualized covariance of 897.3 %².
By 3-year correlation, SXTC places #4447 of the 4755 assets tracked against QQQ. Their recent paths diverged sharply: over the last 12 months QQQ outperformed by 124.7 percentage points (+26.3% for QQQ against -98.4% for SXTC). One caveat on sizing: SXTC is 355.6 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 SXTC: side by side
| QQQ (Invesco QQQ Trust) | SXTC (China SXT Pharmaceuticals, Inc. - Class A) | |
|---|---|---|
| 1-year return | +26.3% | -98.4% |
| 5-year return | +95.4% | -99.9% |
| Volatility (ann.) | 19.6% | 6970.7% |
| Beta vs S&P 500 | 1.28 | 6.97 |
| Max drawdown (3Y) | -22.8% | -100.0% |
| 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 | SXTC |
|---|---|---|
| 2022 | -32.6% | -16.6% |
| 2023 | +54.9% | -70.7% |
| 2024 | +25.6% | -87.2% |
| 2025 | +20.8% | +215.0% |
| 2026 | +17.7% | -98.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SXTC good diversifiers for each other?
Yes. With a correlation of 0.01, QQQ and SXTC have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between QQQ and SXTC?
The QQQ/SXTC correlation stands at 0.01 on a 3-year window (1 year: 0.03, 5 years: 0.00), computed from weekly returns as of 2026-08-27.
Is SXTC a good diversifier for QQQ?
Yes. With a correlation of 0.01, QQQ and SXTC have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of 0.01 mean?
A reading of 0.01 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-sxtc.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-sxtc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · SXTC correlations
