Data as of .
SOXQ vs SOXX: which is really different?
SOXQ and SOXX hold 86% of their weight in the same names, and SOXX returned more over the year.
ETFIQ Off-Index Score: SOXX 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
86% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, SOXQ and SOXX hold 86% of their money in the same securities at the same weight.
| Holding | SOXQ | SOXX |
|---|---|---|
| Micron Technology Inc | 9.09% | 8.06% |
| NVIDIA Corp | 13.73% | 7.66% |
| Broadcom Inc | 8.69% | 7.35% |
| Advanced Micro Devices Inc | 4.71% | 9.05% |
| Marvell Technology Inc | 5.17% | 4.39% |
| Intel Corp | 4.11% | 9.23% |
| Analog Devices Inc | 3.94% | 3.95% |
| KLA Corp | 4.00% | 3.84% |
| Texas Instruments Inc | 3.79% | 3.89% |
| Applied Materials Inc | 4.29% | 3.69% |
| Lam Research Corp | 3.93% | 3.64% |
| QUALCOMM Inc | 3.09% | 3.97% |
| Only in SOXQ | Only in SOXX |
|---|---|
| Coherent Corp 2.56% | SK HYNIX AMERICAN DEPOSITARY SHARE 3.32% |
| GLOBALFOUNDRIES Inc 1.08% | TOWER SEMICONDUCTOR 1.23% |
| Skyworks Solutions Inc 0.55% | CEREBRAS SYSTEMS INC CLASS A 1.00% |
| Nova Ltd 0.47% | ASE TECHNOLOGY HOLDING ADR REPRESE 0.89% |
| Qorvo Inc 0.43% | UNITED MICRO ELECTRONICS ADR REP 0.72% |
| Rambus Inc 0.39% | STMICROELECTRONICS ADR 0.42% |
| Invesco Government & Agency Portfolio 0.01% | BLK CSH FND TREASURY SL AGENCY 0.10% |
| SECURITIES LENDING - BNYM 0.00% | CASH COLLATERAL USD WFFUT 0.01% |
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 18, 2026 and Sep 19, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| SOXQ | SOXX | SOXQ | SOXX | SOXQ | SOXX | |
| 3 months | −16.7% | −16.6% | −19.0 pts | −18.8 pts | −14.2 pts | −14.1 pts |
| 6 months | +55.7% | +60.5% | +37.6 pts | +42.5 pts | +31.4 pts | +36.3 pts |
| 1 year | +90.6% | +99.9% | +74.0 pts | +83.3 pts | +68.8 pts | +78.1 pts |
| 3 years | +250.9% | +241.0% | +172.5 pts | +162.6 pts | +152.8 pts | +142.8 pts |
| Since launch | +288.6% | +3732.7% | +195.4 pts | +2929.2 pts | +170.6 pts | +2042.5 pts |
| SOXQ Invesco PHLX Semiconductor ETF Holds 33 stocks in semiconductors, 82% of its weight in S&P 500 companies | SOXX iShares Semiconductor ETF Holds 34 stocks in semiconductors, 74% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Invesco | iShares |
| Theme | Semiconductors | Semiconductors |
| In the S&P 500 | 81.7% | 74.1% |
| Active share vs the S&P 500 | 80.8% | 82.3% |
| In the Nasdaq-100 | 81.2% | 65.7% |
| Holdings | 33 | 34 |
| Top ten, share of the fund | 62.9% | 62.3% |
| Expense ratio | 0.19% | 0.33% |
| Fee for the differing part | 0.24% | 0.40% |
| Total return, 1 year | +90.6% | +99.9% |
| vs the S&P 500 | +74.0 pts | +83.3 pts |
| vs the Nasdaq-100 | +68.8 pts | +78.1 pts |
| Below its high | −18.5% | −18.6% |
| Net assets | $3.1bn | $45.4bn |
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.
SOXX in plain words
By weight, 74% of SOXX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 82%. The top ten holdings are 62% of the fund across 34 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +99.9% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 83.3 pts. It sits 18.6% below its all-time high of Jun 22, 2026.
Questions people ask
- Do SOXQ and SOXX hold the same stocks?
- By their latest filings, 86% of their books are the same securities at the same weight, which is close to holding one of them twice. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, SOXQ or SOXX?
- SOXQ has 82% of its weight in S&P 500 names and SOXX has 74%, so SOXX differs more from the index.
- Which is cheaper, SOXQ or SOXX?
- SOXQ charges 0.19% a year and SOXX charges 0.33%, 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, SOXQ against SOXX, data as of Sep 18, 2026. https://etfiq.com/compare/themes/soxq-vs-soxx Free to use with attribution; the underlying files are at Open data.