21 institutions reported holding $19.0M of THEMES ETF TR (GLWG) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($6.9M), CITIGROUP INC ($2.7M), Scientech Research LLC ($1.6M), Optiver Holding B.V. ($1.5M), JANE STREET GROUP, LLC ($1.5M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $6.9M | 151,977 | Added |
| 2 | CITIGROUP INC | $2.7M | 60,000 | New |
| 3 | Scientech Research LLC | $1.6M | 35,197 | New |
| 4 | Optiver Holding B.V. | $1.5M | 33,889 | New |
| 5 | JANE STREET GROUP, LLC | $1.5M | 33,734 | New |
| 6 | HRT FINANCIAL LP | $1.2M | 26,977 | New |
| 7 | Virtu Financial LLC | $753,000 | 16,658 | New |
| 8 | IMC-Chicago, LLC | $717,776 | 15,880 | New |
| 9 | FLOW TRADERS U.S. LLC | $556,000 | 12,300 | New |
| 10 | GTS SECURITIES LLC | $386,867 | 8,559 | New |
| 11 | Jump Financial, LLC | $367,838 | 8,138 | New |
| 12 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $366,617 | 8,111 | Trimmed |
| 13 | RENAISSANCE TECHNOLOGIES LLC | $285,167 | 6,309 | New |
| 14 | SIMPLEX TRADING, LLC | $56,364 | 1,247 | New |
| 15 | Integrated Wealth Concepts LLC | $46,104 | 1,020 | New |
| 16 | MCGUIRE CAPITAL ADVISORS INC | $6,961 | 154 | New |
| 17 | GROUP ONE TRADING LLC | $5,469 | 121 | New |
| 18 | UBS Group AG | $4,565 | 101 | New |
| 19 | SBI Securities Co., Ltd. | $1,401 | 31 | New |
| 20 | HOLLENCREST CAPITAL MANAGEMENT | $1,130 | 25 | Added |
| 21 | MORGAN STANLEY | $452 | 10 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30