18 institutions reported holding $3.5M of THEMES ETF TR (ADBG) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($1.3M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($828,831), JANE STREET GROUP, LLC ($650,086), Virtu Financial LLC ($167,000), GOLDMAN SACHS GROUP INC ($135,764). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $1.3M | 430,662 | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $828,831 | 277,201 | Added |
| 3 | JANE STREET GROUP, LLC | $650,086 | 217,420 | Added |
| 4 | Virtu Financial LLC | $167,000 | 55,933 | Trimmed |
| 5 | GOLDMAN SACHS GROUP INC | $135,764 | 45,406 | New |
| 6 | CITADEL ADVISORS LLC | $125,879 | 42,100 | Added |
| 7 | CITIGROUP INC | $98,051 | 32,793 | New |
| 8 | HOWARD FINANCIAL SERVICES, LTD. | $74,750 | 25,000 | New |
| 9 | Jump Financial, LLC | $38,891 | 13,007 | New |
| 10 | TWO SIGMA SECURITIES, LLC | $34,466 | 11,527 | New |
| 11 | TOTH FINANCIAL ADVISORY CORP | $8,851 | 2,960 | Added |
| 12 | GROUP ONE TRADING LLC | $3,471 | 1,161 | Trimmed |
| 13 | GTS SECURITIES LLC | $0 | 0 | Exited |
| 14 | HRT FINANCIAL LP | $0 | 0 | Exited |
| 15 | DRW Securities, LLC | $0 | 0 | Exited |
| 16 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
| 17 | Garden State Investment Advisory Services LLC | $0 | 0 | Exited |
| 18 | Caitlin John, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30