12 institutions reported holding $3.8M of THEMES ETF TR (GEVG) in SEC 13F filings for 2026-06-30. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($1.7M), Optiver Holding B.V. ($752,597), Belvedere Trading LLC ($370,007), JANE STREET GROUP, LLC ($258,035), CITADEL ADVISORS LLC ($245,086). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.7M | 45,806 | Trimmed |
| 2 | Optiver Holding B.V. | $752,597 | 20,574 | Added |
| 3 | Belvedere Trading LLC | $370,007 | 10,115 | New |
| 4 | JANE STREET GROUP, LLC | $258,035 | 7,054 | New |
| 5 | CITADEL ADVISORS LLC | $245,086 | 6,700 | New |
| 6 | HRT FINANCIAL LP | $244,000 | 6,688 | New |
| 7 | Virtu Financial LLC | $206,000 | 5,634 | New |
| 8 | SIMPLEX TRADING, LLC | $17,777 | 486 | Added |
| 9 | GROUP ONE TRADING LLC | $7,206 | 197 | New |
| 10 | SBI Securities Co., Ltd. | $1,646 | 45 | New |
| 11 | IFP Advisors, Inc | $1,463 | 40 | New |
| 12 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30