Data as of .
DRAM vs XT: which is really different?
XT holds 64.0% 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, DRAM and XT hold 0% of their money in the same securities at the same weight.
| Holding | DRAM | XT |
|---|---|---|
| Seagate Technology Holdings PL | 5.32% | 0.20% |
| Only in DRAM | Only in XT |
|---|---|
| TREASURY BILL 27.17% | MICROSOFT 4.21% |
| SK hynix Inc 20.19% | NVIDIA 4.18% |
| Samsung Electronics Co Ltd 18.26% | ELI LILLY 3.90% |
| Sandisk Corp 6.62% | TESLA INC 3.55% |
| Kioxia Holdings Corp 5.54% | TEXAS INSTRUMENT INC 3.55% |
| Western Digital Corp 5.46% | JOHNSON & JOHNSON 3.48% |
| GigaDevice Semiconductor Inc 3.90% | ANALOG DEVICES 2.88% |
| Micron Technology Inc 2.58% | AMAZON.COM INC 2.87% |
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 | |||
|---|---|---|---|---|---|---|
| DRAM | XT | DRAM | XT | DRAM | XT | |
| 3 months | −9.1% | +0.7% | −12.4 pts | −2.6 pts | −8.3 pts | +1.5 pts |
| 6 months | not published | +18.0% | not published | +2.0 pts | not published | −2.7 pts |
| 1 year | not published | +25.7% | not published | +8.2 pts | not published | +2.8 pts |
| 3 years | not published | +63.3% | not published | −14.6 pts | not published | −31.8 pts |
| Since launch | +112.9% | +279.7% | +96.1 pts | −61.9 pts | +90.6 pts | −340.9 pts |
| DRAM Roundhill Memory ETF Holds 13 stocks in memory and storage, 20% of its weight in S&P 500 companies | XT iShares Future Exponential Technologies ETF Holds 192 stocks in broad innovation and megatrends, 64% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Roundhill | iShares |
| Theme | Memory and storage | Broad innovation and megatrends |
| In the S&P 500 | 20.0% | 64.0% |
| Active share vs the S&P 500 | 96.8% | 67.4% |
| In the Nasdaq-100 | 20.0% | 38.8% |
| Holdings | 13 | 192 |
| Top ten, share of the fund | 97.3% | 33.8% |
| Expense ratio | 0.65% | 0.46% |
| Fee for the differing part | 0.67% | 0.68% |
| Total return, 1 year | +112.9% (since launch on Apr 2, 2026) | +25.7% |
| vs the S&P 500 | +96.1 pts | +8.2 pts |
| vs the Nasdaq-100 | +90.6 pts | +2.8 pts |
| Below its high | −26.8% | −3.2% |
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.
XT in plain words
By weight, 64% of XT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 67%. The top ten holdings are 34% of the fund across 192 positions, as published by its issuer for Sep 10, 2026. Over the year to Sep 11, 2026 the fund returned +25.7% with distributions reinvested against +17.5% for the S&P 500, so a holder was ahead by 8.2 pts.
Questions people ask
- Which is more different from the S&P 500, DRAM or XT?
- DRAM has 20% of its weight in S&P 500 names and XT has 64%, so DRAM differs more from the index.
- Which is cheaper, DRAM or XT?
- DRAM charges 0.65% a year and XT charges 0.46%, so XT 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, DRAM against XT, data as of Sep 11, 2026. https://etfiq.com/compare/themes/dram-vs-xt Free to use with attribution; the underlying files are at Open data.