SOXQ vs VO ETF holdings comparison
Invesco PHLX Semiconductor ETF (SOXQ) · Vanguard Mid-Cap ETF (VO)
SOXQ and VO overlap by 2.4% by portfolio weight. The remaining 97.6 percentage points are not counted as shared holdings weight by this calculation. They share 6 stocks; the largest shared position is Monolithic Power Systems, Inc. (MPWR), contributing 0.55% to the overlap.
The holdings dates differ. This can slightly understate overlap for funds tracking similar indexes.
What this means
SOXQ and VO share a smaller portion of their portfolio weight in the same underlying stocks. OverlapCheck labels this "low 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 SOXQ | in VO |
|---|---|---|---|
| Monolithic Power Systems, Inc. | MPWR | 2.83% | 0.55% |
| Teradyne, Inc. | TER | 2.15% | 0.51% |
| Marvell Technology, Inc. | MRVL | 6.27% | 0.47% |
| Microchip Technology Inc. | MCHP | 1.88% | 0.38% |
| ON Semiconductor Corp. | ON | 1.74% | 0.27% |
| Coherent Corp. | COHR | 2.48% | 0.24% |
Holdings only in SOXQ or VO
SOXQ has 24 fund-only positions representing approximately 81.9 percentage points of reported exposure; VO has 282 fund-only positions representing approximately 97.2 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 SOXQ
| Company | Ticker | Weight |
|---|---|---|
| Micron Technology, Inc. | MU | 11.76% |
| NVIDIA Corp. | NVDA | 8.93% |
| Broadcom Inc. | AVGO | 8.73% |
| Advanced Micro Devices, Inc. | AMD | 6.44% |
| Intel Corp. | INTC | 6.28% |
| QUALCOMM Inc. | QCOM | 4.41% |
| Texas Instruments Inc. | TXN | 3.60% |
| Lam Research Corp. | LRCX | 3.40% |
| KLA Corp. | KLAC | 3.14% |
| Applied Materials, Inc. | AMAT | 3.02% |
Largest positions only in VO
| Company | Ticker | Weight |
|---|---|---|
| Vertiv Holdings Co | VRT | 1.03% |
| Howmet Aerospace Inc | HWM | 1.01% |
| Western Digital Corp | WDC | 1.00% |
| Constellation Energy Corp | CEG | 0.94% |
| Seagate Technology Holdings PLC | STX | 0.93% |
| Quanta Services Inc | PWR | 0.89% |
| SLB Ltd | SLB | 0.84% |
| Cummins Inc | CMI | 0.81% |
| Valero Energy Corp | VLO | 0.80% |
| Phillips 66 | PSX | 0.80% |
FAQ
How much do SOXQ and VO overlap?
SOXQ and VO have 2.4% overlap by weight, sharing 6 equity positions (out of 30 in SOXQ and 288 in VO). The official holdings files used are dated 2026-05-31 for SOXQ and 2026-03-31 for VO.
What does 2.4% overlap mean?
SOXQ and VO share a smaller portion of their portfolio weight in the same underlying stocks. OverlapCheck labels this "low 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 SOXQ and VO both hold?
The largest shared positions are Monolithic Power Systems, Inc., Teradyne, Inc., Marvell Technology, Inc., Microchip Technology Inc., ON Semiconductor Corp.. The top shared holdings with weights in each fund are shown on this page.
What holdings are different between SOXQ and VO?
SOXQ has 24 positions not found in VO, while VO has 282 positions not found in SOXQ. The largest fund-only positions and their weights are shown on this page.