QQQ vs SNDX: Correlation
Invesco QQQ Trust (QQQ) and Syndax Pharmaceuticals, Inc. (SNDX) show a weak relationship: their 3-year correlation of weekly returns is 0.26.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SNDX?
Across a 3-year window, the weekly returns of QQQ and SNDX correlate at 0.26, weak. The link has loosened recently: the 1-year correlation (0.07) runs below the 3-year figure (0.26). Stretching to 5 years gives 0.26, with an annualized covariance of 295.2 %².
Within QQQ's tracked universe of 4755 assets, SNDX comes in at #2040 by 3-year correlation. Neither side won the trailing year by much: +26.3% against +24.0%. One caveat on sizing: SNDX is 2.9 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 SNDX: side by side
| QQQ (Invesco QQQ Trust) | SNDX (Syndax Pharmaceuticals, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | +24.0% |
| 5-year return | +95.4% | +16.9% |
| Volatility (ann.) | 19.6% | 57.8% |
| Beta vs S&P 500 | 1.28 | 1.25 |
| Max drawdown (3Y) | -22.8% | -64.8% |
| Market cap | – | $1.8B |
| 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 | SNDX |
|---|---|---|
| 2022 | -32.6% | +16.3% |
| 2023 | +54.9% | -15.1% |
| 2024 | +25.6% | -38.8% |
| 2025 | +20.8% | +58.9% |
| 2026 | +17.7% | -4.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SNDX good diversifiers for each other?
Reasonably. At 0.26, QQQ and SNDX keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between QQQ and SNDX?
The QQQ/SNDX correlation stands at 0.26 on a 3-year window (1 year: 0.07, 5 years: 0.26), computed from weekly returns as of 2026-08-27.
Is SNDX a good diversifier for QQQ?
Reasonably. At 0.26, QQQ and SNDX keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.26 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
$ curl https://www.pairbook.io/api/v1/pairs/qqq-vs-sndx.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/qqq-vs-sndx/)
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Related comparisons
Hubs: QQQ correlations · SNDX correlations
