QQQ vs XLK: holdings overlap, shared companies and scores
As of September 11, 2026, QQQ and XLK overlap 55.5% by weight. Invesco QQQ Trust, Series 1 (QQQ): Nasdaq-100 index exposure. State Street Technology Select Sector SPDR ETF (XLK): U.S. technology sector.
Updated September 11, 2026
How much do QQQ and XLK overlap?
As of September 11, 2026, QQQ and XLK overlap 55.5% by weight.
56% of QQQ is already inside XLK.
84% of XLK is already inside QQQ.
QQQ holds 102 companies and XLK holds 72; 35 are in both.
Computed by ETF Copilot from both funds' holdings rather than quoted from a data provider, and rebuilt nightly.
How does ETF Copilot score QQQ and XLK?
As of September 11, 2026, ETF Copilot scores QQQ 6.1 out of 10 and XLK 6.6 out of 10.
They differ most on Growth: QQQ 6.2 and XLK 8.4.
The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.
| Factor | QQQ | XLK |
|---|---|---|
| Growth | 6.2 | 8.4 |
| Valuation | 1.6 | 1.3 |
| Risk | 3.3 | 2.0 |
| Quality | 9.2 | 9.6 |
| Return | 8.9 | 9.5 |
XLK is the cheaper of the two at 0.08% a year
As of September 11, 2026, QQQ charges 0.18% a year, yields 0.64% and holds $480.4B in assets across 102 positions.
As of September 11, 2026, XLK charges 0.08% a year, yields 0.60% and holds $122.5B in assets across 72 positions.
| Measure | QQQ | XLK |
|---|---|---|
| Expense ratio | 0.18% | 0.08% |
| Dividend yield | 0.64% | 0.60% |
| Assets under management | $480.4B | $122.5B |
| Holdings | 102 | 72 |
Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.
Where QQQ and XLK trade against their own history
QQQ trades at 30.8 times earnings, against its own median of 25.1, and is more expensive than 93% of its own 114 monthly readings since 2017.
XLK trades at 35.5 times earnings, against its own median of 28.2, and is more expensive than 86% of its own 114 monthly readings since 2017.
What moved XLK this week
XLK rose 0.9% in the week to September 11, 2026. The holdings that moved it most were Advanced Micro Devices (+13.1%), Intel (+12.3%) and Marvell Technology (+13.1%); Nvidia (−4.4%) pushed the other way.
What do QQQ and XLK each hold?
What's inside QQQ: Tech 68%, Magnificent 7 39%.
47% of QQQ is its ten largest holdings.
What's inside XLK: Tech 100%, Semiconductors 44%.
61% of XLK is its ten largest holdings.
Compare with similar funds
Cite this
ETF Copilot, “QQQ vs XLK holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/qqq-vs-xlk
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