Data as of .
ARTY vs BAI: which is really different?
BAI holds 54.8% of its weight in S&P 500 companies and ARTY 50.5%.
ETFIQ Off-Index Score: ARTY 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, ARTY and BAI hold 40% of their money in the same securities at the same weight.
| Holding | ARTY | BAI |
|---|---|---|
| NVIDIA | 4.82% | 5.32% |
| MICRON TECHNOLOGY | 4.61% | 6.48% |
| ADVANCED MICRO DEVICES | 4.59% | 4.77% |
| BROADCOM INC | 4.10% | 4.75% |
| MARVELL TECHNOLOGY | 3.50% | 2.34% |
| ARISTA NETWORKS | 2.74% | 2.15% |
| WESTERN DIGITAL CORP | 2.13% | 2.69% |
| MICROSOFT | 3.17% | 2.12% |
| SNOWFLAKE | 2.09% | 3.00% |
| SK HYNIX | 2.88% | 1.92% |
| COREWEAVE CLASS A | 3.87% | 1.82% |
| ASE TECHNOLOGY HOLDING | 1.60% | 1.77% |
| Only in ARTY | Only in BAI |
|---|---|
| TAIWAN SEMICONDUCTOR MANUFACTURING 4.81% | TAIWAN SEMICONDUCTOR MANUFACTURING 4.69% |
| NAVER 3.63% | LAM RESEARCH 4.06% |
| ORACLE 3.22% | SPACE EXPLORATION TECHNOLOGIES COR 3.01% |
| PALANTIR TECHNOLOGIES CLASS A 3.14% | LUMENTUM HOLDINGS 2.91% |
| ADVANTEST 2.57% | INTEL CORPORATION 2.84% |
| SEAGATE TECHNOLOGY HOLDINGS PLC 2.53% | ELITE MATERIAL 2.75% |
| SCHNEIDER ELECTRIC 2.49% | ASIA VITAL COMPONENTS 2.55% |
| ALCHIP TECHNOLOGIES 2.45% | SANDISK 2.49% |
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 | |||
|---|---|---|---|---|---|---|
| ARTY | BAI | ARTY | BAI | ARTY | BAI | |
| 3 months | +3.1% | −9.1% | −0.2 pts | −12.3 pts | +3.9 pts | −8.3 pts |
| 6 months | +56.0% | +34.1% | +40.0 pts | +18.1 pts | +35.3 pts | +13.4 pts |
| 1 year | +69.6% | +32.3% | +52.1 pts | +14.8 pts | +46.7 pts | +9.3 pts |
| 3 years | +143.8% | not published | +65.9 pts | not published | +48.7 pts | not published |
| Since launch | +240.1% | +80.9% | +21.2 pts | +47.2 pts | −99.9 pts | +35.4 pts |
| ARTY iShares Future AI & Tech ETF Holds 56 stocks in artificial intelligence, 50% of its weight in S&P 500 companies | BAI iShares A.I. Innovation and Tech Active ETF Holds 52 stocks in artificial intelligence, 55% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | iShares | iShares |
| Theme | Artificial intelligence | Artificial intelligence |
| In the S&P 500 | 50.5% | 54.8% |
| Active share vs the S&P 500 | 82.9% | 76.5% |
| In the Nasdaq-100 | 35.7% | 49.5% |
| Holdings | 56 | 52 |
| Top ten, share of the fund | 42.1% | 41.8% |
| Expense ratio | 0.47% | 0.55% |
| Fee for the differing part | 0.57% | 0.72% |
| Total return, 1 year | +69.6% | +32.3% |
| vs the S&P 500 | +52.1 pts | +14.8 pts |
| vs the Nasdaq-100 | +46.7 pts | +9.3 pts |
| Below its high | −6.5% | −17.9% |
ARTY in plain words
By weight, 50% of ARTY's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 83%. The top ten holdings are 42% of the fund across 56 positions, as published by its issuer for Sep 10, 2026. Over the year to Sep 11, 2026 the fund returned +69.6% with distributions reinvested against +17.5% for the S&P 500, so a holder was ahead by 52.1 pts. It sits 6.5% below its all-time high of Jun 2, 2026.
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.
Questions people ask
- Which is more different from the S&P 500, ARTY or BAI?
- ARTY has 50% of its weight in S&P 500 names and BAI has 55%, so ARTY differs more from the index.
- Which is cheaper, ARTY or BAI?
- ARTY charges 0.47% a year and BAI charges 0.55%, so ARTY 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, ARTY against BAI, data as of Sep 11, 2026. https://etfiq.com/compare/themes/arty-vs-bai Free to use with attribution; the underlying files are at Open data.