ROUNDHILL ETF TRUST - MSTW
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EXCHANGE TRADED CONCEPTS, LLC | History | Added to | 1,664,542 | 16,329 | 0.12% | 0.07% | 1 | +1,414,982 | 566.99% | Q4 2025 | Jan 14, 2026 |
| JANE STREET GROUP, LLC | History | New | 99,661 | 977 | 0.0% | — | 2 | +99,661 | New | Q4 2025 | Feb 12, 2026 |
| OLD MISSION CAPITAL LLC | History | Added to | 23,912 | 234 | 0.01% | 0.01% | 3 | +4,622 | 23.96% | Q4 2025 | Feb 17, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 19,800 | 194 | 0.0% | 0.0% | 4 | +10,200 | 106.25% | Q4 2025 | Feb 17, 2026 |
| Belvedere Trading LLC | History | New | 15,360 | 150 | 0.0% | — | 5 | +15,360 | New | Q4 2025 | Feb 10, 2026 |
| GROUP ONE TRADING LLC | History | Added to | 7,631 | 74 | 0.0% | 0.0% | 6 | +5,173 | 210.46% | Q4 2025 | Feb 12, 2026 |
| SIMPLEX TRADING, LLC | History | New | 1,991 | 19 | 0.0% | — | 7 | +1,991 | New | Q4 2025 | Feb 11, 2026 |
| UBS Group AG | History | Added to | 1,258 | 12 | 0.0% | 0.0% | 8 | +965 | 329.35% | Q4 2025 | Jan 29, 2026 |
| Tower Research Capital LLC (TRC) | History | New | 75 | 0 | — | — | — | +75 | New | Q4 2025 | Feb 17, 2026 |
| Root Financial Partners, LLC | History | New | 16 | 0 | — | — | — | +16 | New | Q4 2025 | Feb 10, 2026 |
| CoreCap Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -3 | -100.0% | Q4 2025 | Jan 13, 2026 |