4 institutions reported holding $459,883 of THEMES ETF TR (GRAG) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($296,410), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($84,648), JANE STREET GROUP, LLC ($78,825), UBS Group AG ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $296,410 | 43,116 | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $84,648 | 12,313 | New |
| 3 | JANE STREET GROUP, LLC | $78,825 | 11,466 | New |
| 4 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30