Data as of .
SIL vs SOXX: which is really different?
SIL and SOXX hold 0% of their weight in the same names, and SOXX returned more over the year.
ETFIQ Off-Index Score: SIL scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 349 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
0% of the two portfolios are the same securities at the same weight.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| SIL | SOXX | SIL | SOXX | SIL | SOXX | |
| 3 months | +18.1% | −11.6% | +14.8 pts | −14.9 pts | +18.9 pts | −10.8 pts |
| 6 months | +2.3% | +59.3% | −13.7 pts | +43.2 pts | −18.4 pts | +38.6 pts |
| 1 year | +49.1% | +107.5% | +31.6 pts | +90.0 pts | +26.1 pts | +84.5 pts |
| 3 years | +298.1% | +229.6% | +220.2 pts | +151.7 pts | +203.0 pts | +134.5 pts |
| Since launch | +159.8% | +3687.1% | −584.6 pts | +2882.7 pts | −1393.6 pts | +2013.2 pts |
| SIL Global X Silver Miners ETF Holds 41 stocks in miners and metals, 0% 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 | Global X | iShares |
| Theme | Miners and metals | Semiconductors |
| In the S&P 500 | 0.0% | 73.8% |
| Active share vs the S&P 500 | 100.0% | 82.3% |
| In the Nasdaq-100 | 0.0% | 65.2% |
| Holdings | 41 | 32 |
| Top ten, share of the fund | 76.1% | 62.2% |
| Expense ratio | 0.65% | 0.33% |
| Fee for the differing part | 0.65% | 0.40% |
| Total return, 1 year | +49.1% | +107.5% |
| vs the S&P 500 | +31.6 pts | +90.0 pts |
| vs the Nasdaq-100 | +26.1 pts | +84.5 pts |
| Below its high | −18.3% | −19.5% |
SIL in plain words
By weight, 0% of SIL's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 76% of the fund across 41 positions, as published by its issuer for Sep 11, 2026. Over the year to Sep 11, 2026 the fund returned +49.1% with distributions reinvested against +17.5% for the S&P 500, so a holder was ahead by 31.6 pts. It sits 18.3% below its all-time high of Feb 27, 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 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
- Do SIL and SOXX hold the same stocks?
- By their latest filings, 0% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, SIL or SOXX?
- SIL has 0% of its weight in S&P 500 names and SOXX has 74%, so SIL differs more from the index.
- Which is cheaper, SIL or SOXX?
- SIL charges 0.65% 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, SIL against SOXX, data as of Sep 11, 2026. https://etfiq.com/compare/themes/SIL-SOXX Free to use with attribution; the underlying files are at Open data.