Roundhill Memory ETF · Vanguard S&P 500 ETF
At least 0%
Of the positions in our data, 2 appear in both, making up this share of each fund by weight.
Measured across the 15 positions our data has for DRAM (74% of the fund) and the 50 for VOO (63%). The rest of each fund isn't in our data, and it can only add to the overlap.
| Holding | DRAM | VOO |
|---|---|---|
| MU | 0.43% | 1.63% |
| SNDK | 4.70% | 0.35% |
At least one of these funds does not disclose an expense ratio in our data, so we cannot state the difference.
| DRAM | VOO | |
|---|---|---|
| Issuer | Roundhill Investments | Vanguard |
| Launched | 2026-04-01 | 2010-09-07 |
| Positions in our data | 15 | 50 |
| Domicile | — | United States |
| Exchange | BATS | NYSE ARCA |
| Trading currency | USD | USD |
| ISIN | US77926X3200 | US9229083632 |
| Sector | DRAM | VOO | Difference |
|---|---|---|---|
| Technology | 100.0% | 38.7% | 61.3 |
| Financial Services | 0.0% | 12.0% | -12.0 |
| Communication Services | 0.0% | 9.5% | -9.5 |
| Consumer Cyclicals | 0.0% | 9.3% | -9.3 |
| Healthcare | 0.0% | 9.3% | -9.3 |
| Industrials | 0.0% | 7.8% | -7.8 |
| Consumer Defensive | 0.0% | 4.5% | -4.5 |
| Energy | 0.0% | 3.5% | -3.5 |
Measured on the days both have a price in the last five years: April 2, 2026 to Sept. 18, 2026 (117 trading days).
| DRAM | 114.7% |
|---|---|
| VOO | 16.4% |
Their daily moves correlate at 0.59.
General information, not investment or tax advice. The fund’s factsheet and key information document are the authority on its figures.