QQQ vs XLI: how much do they overlap?
Invesco QQQ Trust (QQQ) · Industrial Select Sector SPDR ETF (XLI)
overlap by weight · 10 shared holdings
QQQ: 101 holdings (as of 2026-03-31) · XLI: 82 holdings (as of 09-Jul-2026)
Note: the two funds' latest official filings have different dates, which can understate overlap slightly for funds tracking similar indexes.
Low overlap
What this means
QQQ and XLI hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in QQQ | in XLI |
|---|---|---|---|
| Automatic Data Processing, Inc. | ADP | 0.46% | 1.71% |
| CSX Corp. | CSX | 0.43% | 1.63% |
| Cintas Corp. | CTAS | 0.38% | 1.07% |
| PACCAR Inc. | PCAR | 0.34% | 1.15% |
| Fastenal Co. | FAST | 0.3% | 0.94% |
| Old Dominion Freight Line, Inc. | ODFL | 0.23% | 0.73% |
| Axon Enterprise, Inc. | AXON | 0.19% | 0.83% |
| Paychex, Inc. | PAYX | 0.19% | 0.61% |
| Copart, Inc. | CPRT | 0.18% | 0.45% |
| Verisk Analytics, Inc. | VRSK | 0.15% | 0.44% |
FAQ
How much do QQQ and XLI overlap?
QQQ and XLI have a 2.9% overlap by weight, sharing 10 holdings (out of 101 in QQQ and 82 in XLI), based on official issuer holdings as of 2026-03-31.
What does 2.9% overlap mean?
QQQ and XLI hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do QQQ and XLI both hold?
The largest shared positions are Automatic Data Processing, Inc., CSX Corp., Cintas Corp., PACCAR Inc., Fastenal Co.. The full list of top shared holdings with weights in each fund is shown on this page.