3 institutions reported holding $745,050 of THEMES ETF TR (UPSG) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($515,978), GTS SECURITIES LLC ($229,072), UBS Group AG ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $515,978 | 31,134 | Added |
| 2 | GTS SECURITIES LLC | $229,072 | 13,822 | New |
| 3 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30