4 institutions reported holding $112,896 of THEMES ETF TR (BOEG) in SEC 13F filings for 2026-03-31. Largest institutional holders: Optiver Holding B.V. ($112,896), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($0), UBS Group AG ($0), CITADEL ADVISORS LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $112,896 | 9,376 | Trimmed |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 3 | UBS Group AG | $0 | 0 | Exited |
| 4 | CITADEL ADVISORS LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31