11 institutions reported holding $2.2M of ROUNDHILL ETF TRUST (PLTW) in SEC 13F filings for 2026-06-30. Largest institutional holders: JANE STREET GROUP, LLC ($1.2M), GTS SECURITIES LLC ($393,333), Belvedere Trading LLC ($337,029), CITADEL ADVISORS LLC ($235,152), CoreCap Advisors, LLC ($17,322). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLC | $1.2M | 72,636 | Added |
| 2 | GTS SECURITIES LLC | $393,333 | 23,752 | New |
| 3 | Belvedere Trading LLC | $337,029 | 20,352 | New |
| 4 | CITADEL ADVISORS LLC | $235,152 | 14,200 | Trimmed |
| 5 | CoreCap Advisors, LLC | $17,322 | 1,046 | Added |
| 6 | OSAIC HOLDINGS, INC. | $15,837 | 955 | Added |
| 7 | Farther Finance Advisors, LLC | $4,293 | 259 | Hold |
| 8 | HARBOUR INVESTMENTS, INC. | $2,583 | 156 | Added |
| 9 | SIMPLEX TRADING, LLC | $1,142 | 69 | New |
| 10 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 11 | GROUP ONE TRADING LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30