Data as of Sep 4, 2026. Both funds on the fields they both publish, from the same sources.
BAI vs VOO
iShares A.I. Innovation and Tech Active ETF and Vanguard 500 Index Fund.
What they hold in common
By the books each fund has filed, BAI and VOO hold 22% of their money in the same securities at the same weight.
| Holding | BAI | VOO |
|---|---|---|
| NVIDIA Corp | 5.43% | 7.53% |
| Alphabet Inc | 4.26% | 3.26% |
| Broadcom Inc | 5.97% | 2.78% |
| Micron Technology Inc | 3.21% | 2.02% |
| Tesla Inc | 1.68% | 1.84% |
| Advanced Micro Devices Inc | 3.84% | 1.47% |
| Meta Platforms Inc | 1.15% | 1.92% |
| Intel Corp | 2.72% | 1.03% |
| Lam Research Corp | 3.99% | 0.84% |
| Sandisk Corp/DE | 1.62% | 0.52% |
| Palantir Technologies Inc | 1.08% | 0.42% |
| Western Digital Corp | 2.30% | 0.34% |
| Only in BAI | Only in VOO |
|---|---|
| SK hynix Inc 4.93% | Apple Inc 6.61% |
| Taiwan Semiconductor Manufacturing Co Lt 4.64% | Microsoft Corp 4.31% |
| Tower Semiconductor Ltd 4.22% | Amazon.com Inc 3.63% |
| Elite Material Co Ltd 3.20% | Alphabet Inc 2.60% |
| Fabrinet 3.13% | Eli Lilly & Co 1.48% |
| Alchip Technologies Ltd 2.68% | Berkshire Hathaway Inc 1.43% |
| Advantest Corp 2.44% | JPMorgan Chase & Co 1.26% |
| Delta Electronics Inc 2.39% | Johnson & Johnson 0.95% |
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 as filed for Apr 30, 2026 and Jun 30, 2026.
| BAI iShares A.I. Innovation and Tech Active ETF | VOO Vanguard 500 Index Fund | |
|---|---|---|
| Where it sits | Themes desk | Core fund |
| Issuer | iShares | Vanguard |
| What it is | Artificial intelligence | S&P 500 |
| Total return, 1 year | +43.1% | +20.1% |
| S&P 500 over the same days | +20.0% | +20.0% |
| Gap to the S&P 500 | +23.1 pts | +0.1 pts |
| Expense ratio | not published | 0.03% |
| Already in the S&P 500 | 50.0% | 100.0% |
| Holdings | 45 | 506 |
BAI in plain words
By weight, 50% of BAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 78%. The top ten holdings are 44% of the fund across 45 positions, as filed for Apr 30, 2026. Over the year to Sep 4, 2026 the fund returned +43.1% with distributions reinvested against +20.0% for the S&P 500, so a holder was ahead by 23.1 pts. It sits 17.8% below its all-time high of Jun 22, 2026.
VOO in plain words
VOO is a index equity fund tracking S&P 500. Over the year to Sep 4, 2026 it returned +20.1% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 506 positions, with the top ten at 36.5%.
Questions people ask
- Which returned more over the last year, BAI or VOO?
- In the year to Sep 4, 2026, with distributions reinvested, BAI returned +43.1% and VOO returned +20.1%, so BAI returned more. One year is one year; the longer windows are in the table.
- How much do BAI and VOO overlap with the S&P 500?
- By their latest filed holdings, 50% of BAI and 100% of VOO by weight is stocks the S&P 500 already holds. Between the two funds, 22% of their books are the same securities at the same weight.
- Are BAI and VOO the same kind of fund?
- No. BAI is a thematic ETF and VOO is an index ETF, so they are built for different jobs. The table compares what both publish: return, cost and what each actually holds.
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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 VOO, data as of Sep 4, 2026. https://etfiq.com/compare/any/BAI-VOO.html Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources