Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
DRAM vs QQQ: how they differ
DRAM and QQQ are measured over different days, and QQQ charges 0.18% against 0.65%.
Roundhill Memory ETF and Invesco QQQ Trust.
What they hold in common
By the books each fund has filed, DRAM and QQQ hold 4% of their money in the same securities at the same weight.
| Holding | DRAM | QQQ |
|---|---|---|
| Micron Technology Inc | 2.58% | 4.90% |
| Sandisk Corp | 6.62% | 1.11% |
| Western Digital Corp | 5.46% | 0.71% |
| Only in DRAM | Only in QQQ |
|---|---|
| TREASURY BILL 27.17% | NVIDIA Corp 8.52% |
| SK hynix Inc 20.19% | Apple Inc 7.72% |
| Samsung Electronics Co Ltd 18.26% | Microsoft Corp 5.89% |
| Kioxia Holdings Corp 5.54% | Amazon.com Inc 4.36% |
| Seagate Technology Holdings PL 5.32% | Advanced Micro Devices Inc 3.65% |
| GigaDevice Semiconductor Inc 3.90% | Alphabet Inc 3.12% |
| Nanya Technology Corp 2.31% | Meta Platforms Inc 3.07% |
| Winbond Electronics Corp 1.41% | Tesla Inc 2.92% |
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.
| DRAM Roundhill Memory ETF | QQQ Invesco QQQ Trust | |
|---|---|---|
| Where it sits | Thematic ETF | Core index fund |
| Issuer | Roundhill | Invesco |
| What it is | Memory and storage | Nasdaq-100 |
| Total return, 1 year | +112.9% | +23.0% |
| S&P 500 over the same days | +16.8% | +17.5% |
| Gap to the S&P 500 | +96.1 pts | +5.5 pts |
| Expense ratio | 0.65% | 0.18% |
| Already in the S&P 500 | 20.0% | 96.7% |
| Holdings | 13 | 105 |
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.
QQQ in plain words
QQQ is an index equity fund tracking the Nasdaq-100. Over the year to Sep 11, 2026 it returned +23.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.18% a year. By its holdings filed for Sep 10, 2026, 97% of the fund by weight is stocks the S&P 500 also holds, across 105 positions, with the top ten at 47.0%. It sat 4.1% below its high of Jun 2, 2026 on Sep 11, 2026.
Questions people ask
- Which is cheaper, DRAM or QQQ?
- DRAM charges 0.65% a year and QQQ charges 0.18%, so QQQ is cheaper. Fees come from each fund's prospectus.
- How much do DRAM and QQQ overlap with the S&P 500?
- By their latest filed holdings, 20% of DRAM and 97% of QQQ by weight is stocks the S&P 500 already holds. Between the two funds, 4% of their books are the same securities at the same weight.
- Are DRAM and QQQ the same kind of fund?
- No. DRAM is a thematic ETF and QQQ is an index ETF, so they are built for different jobs. The table compares what both publish: return, cost and what each actually holds.
Other comparisons
Where to next
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 QQQ, data as of Sep 13, 2026. https://etfiq.com/compare/any/dram-vs-qqq Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources