3 institutions reported holding $698,916 of ROUNDHILL ETF TRUST (TSYW) in SEC 13F filings for 2026-06-30. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($650,952), GROUP ONE TRADING LLC ($39,933), UBS Group AG ($8,031). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $650,952 | 14,671 | Trimmed |
| 2 | GROUP ONE TRADING LLC | $39,933 | 900 | New |
| 3 | UBS Group AG | $8,031 | 181 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30