Data as of .
BAI vs DRAM: which is really different?
BAI holds 54.8% of its weight in S&P 500 companies and DRAM 20.0%.
ETFIQ Off-Index Score: DRAM 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 DRAM hold 0% of their money in the same securities at the same weight.
| Only in BAI | Only in DRAM |
|---|---|
| MICRON TECHNOLOGY 6.48% | TREASURY BILL 27.17% |
| NVIDIA 5.32% | SK hynix Inc 20.19% |
| ADVANCED MICRO DEVICES 4.77% | Samsung Electronics Co Ltd 18.26% |
| BROADCOM INC 4.75% | Sandisk Corp 6.62% |
| TAIWAN SEMICONDUCTOR MANUFACTURING 4.69% | Kioxia Holdings Corp 5.54% |
| LAM RESEARCH 4.06% | Western Digital Corp 5.46% |
| SPACE EXPLORATION TECHNOLOGIES COR 3.01% | Seagate Technology Holdings PL 5.32% |
| SNOWFLAKE 3.00% | GigaDevice Semiconductor Inc 3.90% |
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 Jun 30, 2026 and Sep 10, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| BAI | DRAM | BAI | DRAM | BAI | DRAM | |
| 3 months | −9.1% | −9.1% | −12.3 pts | −12.4 pts | −8.3 pts | −8.3 pts |
| 6 months | +34.1% | not published | +18.1 pts | not published | +13.4 pts | not published |
| 1 year | +32.3% | not published | +14.8 pts | not published | +9.3 pts | not published |
| Since launch | +80.9% | +112.9% | +47.2 pts | +96.1 pts | +35.4 pts | +90.6 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 | DRAM Roundhill Memory ETF Holds 13 stocks in memory and storage, 20% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | iShares | Roundhill |
| Theme | Artificial intelligence | Memory and storage |
| In the S&P 500 | 54.8% | 20.0% |
| Active share vs the S&P 500 | 76.5% | 96.8% |
| In the Nasdaq-100 | 49.5% | 20.0% |
| Holdings | 52 | 13 |
| Top ten, share of the fund | 41.8% | 97.3% |
| Expense ratio | 0.55% | 0.65% |
| Fee for the differing part | 0.72% | 0.67% |
| Total return, 1 year | +32.3% | +112.9% (since launch on Apr 2, 2026) |
| vs the S&P 500 | +14.8 pts | +96.1 pts |
| vs the Nasdaq-100 | +9.3 pts | +90.6 pts |
| Below its high | −17.9% | −26.8% |
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.
DRAM in plain words
By weight, 20% of DRAM's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 97%. The top ten holdings are 97% of the fund across 13 positions, as filed for Jun 30, 2026. Since it launched on Apr 2, 2026 the fund returned +112.9% with distributions reinvested against +16.8% for the S&P 500, so a holder was ahead by 96.1 pts. It sits 26.8% below its all-time high of Jun 22, 2026.
Questions people ask
- Which is more different from the S&P 500, BAI or DRAM?
- BAI has 55% of its weight in S&P 500 names and DRAM has 20%, so DRAM differs more from the index.
- Which is cheaper, BAI or DRAM?
- BAI charges 0.55% a year and DRAM charges 0.65%, so BAI 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 DRAM, data as of Sep 11, 2026. https://etfiq.com/compare/themes/bai-vs-dram Free to use with attribution; the underlying files are at Open data.