Data as of .
BAI vs ITA: which is really different?
ITA holds 79.5% of its weight in S&P 500 companies and BAI 54.8%.
ETFIQ Off-Index Score: ITA 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, BAI and ITA hold 0% of their money in the same securities at the same weight.
| Holding | BAI | ITA |
|---|---|---|
| BLK CSH FND TREASURY SL AGENCY | 0.61% | 0.06% |
| Only in BAI | Only in ITA |
|---|---|
| MICRON TECHNOLOGY 6.48% | GE AEROSPACE 21.81% |
| NVIDIA 5.32% | RTX 17.21% |
| ADVANCED MICRO DEVICES 4.77% | BOEING 9.36% |
| BROADCOM INC 4.75% | GENERAL DYNAMICS CORP 4.82% |
| TAIWAN SEMICONDUCTOR MANUFACTURING 4.69% | LOCKHEED MARTIN CORP 4.69% |
| LAM RESEARCH 4.06% | NORTHROP GRUMMAN CORP 4.44% |
| SPACE EXPLORATION TECHNOLOGIES COR 3.01% | TRANSDIGM GROUP 4.31% |
| SNOWFLAKE 3.00% | HOWMET AEROSPACE 4.24% |
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 | |||
|---|---|---|---|---|---|---|
| BAI | ITA | BAI | ITA | BAI | ITA | |
| 3 months | −9.1% | −6.3% | −12.3 pts | −9.6 pts | −8.3 pts | −5.5 pts |
| 6 months | +34.1% | −4.4% | +18.1 pts | −20.4 pts | +13.4 pts | −25.1 pts |
| 1 year | +32.3% | +10.0% | +14.8 pts | −7.5 pts | +9.3 pts | −13.0 pts |
| 3 years | not published | +103.7% | not published | +25.8 pts | not published | +8.6 pts |
| Since launch | +80.9% | +906.7% | +47.2 pts | +102.3 pts | +35.4 pts | −767.2 pts |
| BAI iShares A.I. Innovation and Tech Active ETF Holds 52 stocks in artificial intelligence, 55% of its weight in S&P 500 companies | ITA iShares U.S. Aerospace & Defense ETF Holds 51 stocks in defense, 80% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | iShares | iShares |
| Theme | Artificial intelligence | Defense |
| In the S&P 500 | 54.8% | 79.5% |
| Active share vs the S&P 500 | 76.5% | 97.9% |
| In the Nasdaq-100 | 49.5% | 3.0% |
| Holdings | 52 | 51 |
| Top ten, share of the fund | 41.8% | 77.5% |
| Expense ratio | 0.55% | 0.37% |
| Fee for the differing part | 0.72% | 0.38% |
| Total return, 1 year | +32.3% | +10.0% |
| vs the S&P 500 | +14.8 pts | −7.5 pts |
| vs the Nasdaq-100 | +9.3 pts | −13.0 pts |
| Below its high | −17.9% | −13.5% |
BAI in plain words
By weight, 55% of BAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 76%. The top ten holdings are 42% of the fund across 52 positions, as published by its issuer for Sep 10, 2026. Over the year to Sep 11, 2026 the fund returned +32.3% with distributions reinvested against +17.5% for the S&P 500, so a holder was ahead by 14.8 pts. It sits 17.9% below its all-time high of Jun 22, 2026.
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.
Questions people ask
- Which is more different from the S&P 500, BAI or ITA?
- BAI has 55% of its weight in S&P 500 names and ITA has 80%, so ITA differs more from the index.
- Which is cheaper, BAI or ITA?
- BAI charges 0.55% a year and ITA charges 0.37%, 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, BAI against ITA, data as of Sep 11, 2026. https://etfiq.com/compare/themes/bai-vs-ita Free to use with attribution; the underlying files are at Open data.