10 institutions reported holding $9.6M of THEMES ETF TR (TSMG) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($4.3M), GOLDMAN SACHS GROUP INC ($1.5M), JANE STREET GROUP, LLC ($975,564), Belvedere Trading LLC ($805,992), Optiver Holding B.V. ($668,256). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $4.3M | 84,900 | Added |
| 2 | GOLDMAN SACHS GROUP INC | $1.5M | 28,557 | New |
| 3 | JANE STREET GROUP, LLC | $975,564 | 19,152 | New |
| 4 | Belvedere Trading LLC | $805,992 | 15,823 | New |
| 5 | Optiver Holding B.V. | $668,256 | 13,119 | Trimmed |
| 6 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $489,616 | 9,612 | New |
| 7 | Hamilton Wealth, LLC | $446,523 | 8,766 | New |
| 8 | IMC-Chicago, LLC | $368,384 | 7,232 | New |
| 9 | HALBERT HARGROVE GLOBAL ADVISORS, LLC | $28,901 | 567 | Hold |
| 10 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30