Data as of .
IGV vs SOXX: which is really different?
IGV holds 82.2% of its weight in S&P 500 companies and SOXX 73.8%.
ETFIQ Off-Index Score: IGV scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 371 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
What they hold in common
By the books each fund has filed, IGV and SOXX hold 0% of their money in the same securities at the same weight.
| Holding | IGV | SOXX |
|---|---|---|
| BLK CSH FND TREASURY SL AGENCY | 0.03% | 0.04% |
| USD CASH | 0.01% | 0.04% |
| Only in IGV | Only in SOXX |
|---|---|
| PALANTIR TECHNOLOGIES CLASS A 9.96% | NVIDIA 9.22% |
| MICROSOFT 9.69% | MICRON TECHNOLOGY 8.97% |
| PALO ALTO NETWORKS 9.36% | ADVANCED MICRO DEVICES 8.70% |
| CROWDSTRIKE HOLDINGS CLASS A 7.25% | BROADCOM INC 7.20% |
| SALESFORCE 6.78% | INTEL CORPORATION 5.64% |
| ORACLE 5.94% | MARVELL TECHNOLOGY 4.93% |
| SERVICENOW 4.65% | TAIWAN SEMICONDUCTOR MANUFACTURING 4.74% |
| ADOBE INC 3.46% | APPLIED MATERIAL INC 4.50% |
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 10, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| IGV | SOXX | IGV | SOXX | IGV | SOXX | |
| 3 months | +11.9% | −11.6% | +8.7 pts | −14.9 pts | +12.7 pts | −10.8 pts |
| 6 months | +20.6% | +59.3% | +4.6 pts | +43.2 pts | −0.1 pts | +38.6 pts |
| 1 year | −9.7% | +107.5% | −27.2 pts | +90.0 pts | −32.6 pts | +84.5 pts |
| 3 years | +42.5% | +229.6% | −35.3 pts | +151.7 pts | −52.5 pts | +134.5 pts |
| Since launch | +998.5% | +3687.1% | +194.1 pts | +2882.7 pts | −675.4 pts | +2013.2 pts |
| IGV iShares Expanded Tech-Software Sector ETF Holds 108 stocks in cloud and software, 82% of its weight in S&P 500 companies | SOXX iShares Semiconductor ETF Holds 32 stocks in semiconductors, 74% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | iShares | iShares |
| Theme | Cloud and software | Semiconductors |
| In the S&P 500 | 82.2% | 73.8% |
| Active share vs the S&P 500 | 92.4% | 82.3% |
| In the Nasdaq-100 | 64.1% | 65.2% |
| Holdings | 108 | 32 |
| Top ten, share of the fund | 63.4% | 62.2% |
| Expense ratio | 0.38% | 0.33% |
| Fee for the differing part | 0.41% | 0.40% |
| Total return, 1 year | −9.7% | +107.5% |
| vs the S&P 500 | −27.2 pts | +90.0 pts |
| vs the Nasdaq-100 | −32.6 pts | +84.5 pts |
| Below its high | −13.8% | −19.5% |
IGV in plain words
By weight, 82% of IGV'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 63% of the fund across 108 positions, as published by its issuer for Sep 10, 2026. Over the year to Sep 11, 2026 the fund returned −9.7% with distributions reinvested against +17.5% for the S&P 500, so a holder was behind by 27.2 pts. It sits 13.8% below its all-time high of Sep 22, 2025.
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 32 positions, as published by its issuer for Sep 10, 2026. Over the year to Sep 11, 2026 the fund returned +107.5% with distributions reinvested against +17.5% for the S&P 500, so a holder was ahead by 90.0 pts. It sits 19.5% below its all-time high of Jun 22, 2026.
Questions people ask
- Which is more different from the S&P 500, IGV or SOXX?
- IGV has 82% of its weight in S&P 500 names and SOXX has 74%, so IGV differs more from the index.
- Which is cheaper, IGV or SOXX?
- IGV charges 0.38% a year and SOXX charges 0.33%, so SOXX 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, IGV against SOXX, data as of Sep 11, 2026. https://etfiq.com/compare/themes/igv-vs-soxx Free to use with attribution; the underlying files are at Open data.