Data as of .
ITA vs SIL: which is really different?
ITA holds 79.5% of its weight in S&P 500 companies and SIL 0.0%.
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 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, ITA and SIL hold 0% of their money in the same securities at the same weight.
| Only in ITA | Only in SIL |
|---|---|
| GE AEROSPACE 21.81% | WHEATON PRECIOUS METALS CORP 24.16% |
| RTX 17.21% | PAN AMERICAN SILVER CORP 11.19% |
| BOEING 9.36% | COEUR MINING INC 11.16% |
| GENERAL DYNAMICS CORP 4.82% | HECLA MINING CO 4.96% |
| LOCKHEED MARTIN CORP 4.69% | INDUSTRIAS PENOLES SAB DE CV 4.62% |
| NORTHROP GRUMMAN CORP 4.44% | FIRST MAJESTIC SILVER CORP 4.45% |
| TRANSDIGM GROUP 4.31% | SSR MINING INC 4.16% |
| HOWMET AEROSPACE 4.24% | FRESNILLO PLC 4.02% |
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 and Sep 11, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| ITA | SIL | ITA | SIL | ITA | SIL | |
| 3 months | −6.3% | +18.1% | −9.6 pts | +14.8 pts | −5.5 pts | +18.9 pts |
| 6 months | −4.4% | +2.3% | −20.4 pts | −13.7 pts | −25.1 pts | −18.4 pts |
| 1 year | +10.0% | +49.1% | −7.5 pts | +31.6 pts | −13.0 pts | +26.1 pts |
| 3 years | +103.7% | +298.1% | +25.8 pts | +220.2 pts | +8.6 pts | +203.0 pts |
| Since launch | +906.7% | +159.8% | +102.3 pts | −584.6 pts | −767.2 pts | −1393.6 pts |
| ITA iShares U.S. Aerospace & Defense ETF Holds 51 stocks in defense, 80% of its weight in S&P 500 companies | SIL Global X Silver Miners ETF Holds 41 stocks in miners and metals, 0% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | iShares | Global X |
| Theme | Defense | Miners and metals |
| In the S&P 500 | 79.5% | 0.0% |
| Active share vs the S&P 500 | 97.9% | 100.0% |
| In the Nasdaq-100 | 3.0% | 0.0% |
| Holdings | 51 | 41 |
| Top ten, share of the fund | 77.5% | 76.1% |
| Expense ratio | 0.37% | 0.65% |
| Fee for the differing part | 0.38% | 0.65% |
| Total return, 1 year | +10.0% | +49.1% |
| vs the S&P 500 | −7.5 pts | +31.6 pts |
| vs the Nasdaq-100 | −13.0 pts | +26.1 pts |
| Below its high | −13.5% | −18.3% |
ITA in plain words
By weight, 80% of ITA's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 78% of the fund across 51 positions, as published by its issuer for Sep 10, 2026. Over the year to Sep 11, 2026 the fund returned +10.0% with distributions reinvested against +17.5% for the S&P 500, so a holder was behind by 7.5 pts. It sits 13.5% below its all-time high of Aug 14, 2026.
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.
Questions people ask
- Which is more different from the S&P 500, ITA or SIL?
- ITA has 80% of its weight in S&P 500 names and SIL has 0%, so SIL differs more from the index.
- Which is cheaper, ITA or SIL?
- ITA charges 0.37% a year and SIL charges 0.65%, so ITA 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, ITA against SIL, data as of Sep 11, 2026. https://etfiq.com/compare/themes/ita-vs-sil Free to use with attribution; the underlying files are at Open data.