Data as of .
PSI vs SOXQ: which is really different?
PSI and SOXQ hold 41% of their weight in the same names, and PSI returned more over the year.
ETFIQ Off-Index Score: PSI scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 379 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed
41% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, PSI and SOXQ hold 41% of their money in the same securities at the same weight.
| Holding | PSI | SOXQ |
|---|---|---|
| Micron Technology Inc | 5.30% | 9.09% |
| Advanced Micro Devices Inc | 5.69% | 4.71% |
| Applied Materials Inc | 4.51% | 4.29% |
| Intel Corp | 6.04% | 4.11% |
| KLA Corp | 4.70% | 4.00% |
| Analog Devices Inc | 4.89% | 3.94% |
| Lam Research Corp | 4.46% | 3.93% |
| Texas Instruments Inc | 4.99% | 3.79% |
| Teradyne Inc | 2.69% | 2.40% |
| Microchip Technology Inc | 2.65% | 1.64% |
| ON Semiconductor Corp | 2.56% | 1.13% |
| Entegris Inc | 2.72% | 0.90% |
| Only in PSI | Only in SOXQ |
|---|---|
| Semtech Corp 3.85% | NVIDIA Corp 13.73% |
| Cohu Inc 3.03% | Broadcom Inc 8.69% |
| FormFactor Inc 2.92% | Marvell Technology Inc 5.17% |
| Tower Semiconductor Ltd 2.79% | ASML Holding NV 4.53% |
| AXT Inc 2.76% | Taiwan Semiconductor Manufacturing Co Ltd 4.52% |
| Amkor Technology Inc 2.75% | QUALCOMM Inc 3.09% |
| SiTime Corp 2.75% | Coherent Corp 2.56% |
| Wolfspeed Inc 2.69% | Monolithic Power Systems Inc 2.47% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Sep 19, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| PSI | SOXQ | PSI | SOXQ | PSI | SOXQ | |
| 3 months | −21.8% | −16.7% | −24.0 pts | −19.0 pts | −19.3 pts | −14.2 pts |
| 6 months | +47.3% | +55.7% | +29.3 pts | +37.6 pts | +23.1 pts | +31.4 pts |
| 1 year | +96.1% | +90.6% | +79.5 pts | +74.0 pts | +74.3 pts | +68.8 pts |
| 3 years | +225.9% | +250.9% | +147.5 pts | +172.5 pts | +127.8 pts | +152.8 pts |
| Since launch | +3200.3% | +288.6% | +2396.7 pts | +195.4 pts | +1510.0 pts | +170.6 pts |
| PSI Invesco Semiconductors ETF Holds 33 stocks in semiconductors, 48% of its weight in S&P 500 companies | SOXQ Invesco PHLX Semiconductor ETF Holds 33 stocks in semiconductors, 82% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Invesco | Invesco |
| Theme | Semiconductors | Semiconductors |
| In the S&P 500 | 48.5% | 81.7% |
| Active share vs the S&P 500 | 92.2% | 80.8% |
| In the Nasdaq-100 | 43.2% | 81.2% |
| Holdings | 33 | 33 |
| Top ten, share of the fund | 47.5% | 62.9% |
| Expense ratio | 0.55% | 0.19% |
| Fee for the differing part | 0.60% | 0.24% |
| Total return, 1 year | +96.1% | +90.6% |
| vs the S&P 500 | +79.5 pts | +74.0 pts |
| vs the Nasdaq-100 | +74.3 pts | +68.8 pts |
| Below its high | −25.8% | −18.5% |
| Net assets | $2.7bn | $3.1bn |
PSI in plain words
By weight, 48% of PSI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 92%. The top ten holdings are 48% of the fund across 33 positions, as published by its issuer for Sep 19, 2026. Over the year to Sep 18, 2026 the fund returned +96.1% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 79.5 pts. It sits 25.8% below its all-time high of Jun 30, 2026.
SOXQ in plain words
By weight, 82% of SOXQ's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 81%. The top ten holdings are 63% of the fund across 33 positions, as published by its issuer for Sep 19, 2026. Over the year to Sep 18, 2026 the fund returned +90.6% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 74.0 pts. It sits 18.5% below its all-time high of Jun 22, 2026.
Questions people ask
- Do PSI and SOXQ hold the same stocks?
- By their latest filings, 41% of their books are the same securities at the same weight, which is a meaningful overlap. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, PSI or SOXQ?
- PSI has 48% of its weight in S&P 500 names and SOXQ has 82%, so PSI differs more from the index.
- Which is cheaper, PSI or SOXQ?
- PSI charges 0.55% a year and SOXQ charges 0.19%, so SOXQ is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, PSI against SOXQ, data as of Sep 18, 2026. https://etfiq.com/compare/themes/psi-vs-soxq Free to use with attribution; the underlying files are at Open data.