QQQ vs SOXX ETF holdings comparison
Invesco QQQ Trust (QQQ) · iShares Semiconductor ETF (SOXX)
QQQ and SOXX overlap by 35.9% by portfolio weight. The remaining 64.1 percentage points are not counted as shared holdings weight by this calculation. They share 19 stocks; the largest shared position is NVIDIA Corp. (NVDA), contributing 6.81% to the overlap.
What this means
QQQ and SOXX share a material portion of their portfolio weight in the same underlying stocks. OverlapCheck labels this "moderate holdings overlap" using house ranges of 70% or more, 30% to under 70%, and under 30%. These descriptive ranges are not industry standards or investment guidance. Holdings overlap does not measure correlation, volatility, geographic or factor exposure, fees, or suitability.
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.
This comparison covers normalized equity positions represented in the dataset. Cash, derivatives, options, structured notes, and other non-equity assets are not included, so the result is not a complete comparison of every asset or risk in either fund.
Top shared holdings
| Company | Ticker | in QQQ | in SOXX |
|---|---|---|---|
| NVIDIA Corp. | NVDA | 7.60% | 6.81% |
| Micron Technology, Inc. | MU | 5.64% | 8.54% |
| Advanced Micro Devices, Inc. | AMD | 4.10% | 8.09% |
| Intel Corp. | INTC | 3.04% | 6.33% |
| Broadcom Inc. | AVGO | 2.81% | 6.08% |
| Applied Materials, Inc. | AMAT | 2.49% | 5.77% |
| Lam Research Corp. | LRCX | 2.35% | 4.89% |
| KLA Corp. | KLAC | 1.71% | 5.64% |
| Texas Instruments Inc. | TXN | 1.17% | 3.50% |
| Marvell Technology, Inc. | MRVL | 1.13% | 5.22% |
Holdings only in QQQ or SOXX
QQQ has 83 fund-only positions representing approximately 63.3 percentage points of reported exposure; SOXX has 11 fund-only positions representing approximately 15.2 percentage points of reported exposure. These are positions whose normalized security identifiers appear in one issuer file but not the other.
Largest positions only in QQQ
| Company | Ticker | Weight |
|---|---|---|
| Apple Inc. | AAPL | 6.67% |
| Microsoft Corp. | MSFT | 4.35% |
| Amazon.com, Inc. | AMZN | 4.02% |
| Tesla, Inc. | TSLA | 3.30% |
| Alphabet Inc. | GOOGL | 3.27% |
| Alphabet Inc. | GOOG | 3.02% |
| Meta Platforms, Inc. | META | 2.62% |
| Walmart Inc. | WMT | 2.39% |
| Cisco Systems, Inc. | CSCO | 2.01% |
| Costco Wholesale Corp. | COST | 1.80% |
Largest positions only in SOXX
| Company | Ticker | Weight |
|---|---|---|
| Taiwan Semiconductor Manufacturing Co. Ltd. | TSM | 4.26% |
| Credo Technology Group Holding Ltd. | CRDO | 2.01% |
| ON Semiconductor Corp. | ON | 1.65% |
| Entegris, Inc. | ENTG | 1.22% |
| ASE Technology Holding Co. Ltd. | ASX | 1.22% |
| MACOM Technology Solutions Holdings, Inc. | MTSI | 1.17% |
| United Microelectronics Corp. | UMC | 1.02% |
| STMicroelectronics NV | STM | 0.79% |
| Nova Ltd. | NVMI | 0.77% |
| Rambus, Inc. | RMBS | 0.64% |
FAQ
How much do QQQ and SOXX overlap?
QQQ and SOXX have 35.9% overlap by weight, sharing 19 equity positions (out of 102 in QQQ and 30 in SOXX). The official holdings files used are dated 2026-06-30 for QQQ and 2026-06-30 for SOXX.
What does 35.9% overlap mean?
QQQ and SOXX share a material portion of their portfolio weight in the same underlying stocks. OverlapCheck labels this "moderate holdings overlap" using house ranges of 70% or more, 30% to under 70%, and under 30%. These descriptive ranges are not industry standards or investment guidance. Holdings overlap does not measure correlation, volatility, geographic or factor exposure, fees, or suitability.
Which stocks do QQQ and SOXX both hold?
The largest shared positions are NVIDIA Corp., Micron Technology, Inc., Advanced Micro Devices, Inc., Intel Corp., Broadcom Inc.. The top shared holdings with weights in each fund are shown on this page.
What holdings are different between QQQ and SOXX?
QQQ has 83 positions not found in SOXX, while SOXX has 11 positions not found in QQQ. The largest fund-only positions and their weights are shown on this page.