BEG — Themes ETF Tr Institutional Holders · Q2 2026
Who owns Themes ETF Tr (BEG)? 14 institutions reported holding $14.86M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Citadel Advisors LLC ($5.9M), Susquehanna International Group, LLP ($5.4M), Jane Street Group, LLC ($1.5M).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $5.9M | 70,653 | New |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $5.4M | 64,997 | New |
| 3 | JANE STREET GROUP, LLC | $1.5M | 18,070 | New |
| 4 | Optiver Holding B.V. | $529,984 | 6,338 | Trimmed |
| 5 | IMC-Chicago, LLC | $475,212 | 5,683 | New |
| 6 | HRT FINANCIAL LP | $420,000 | 5,032 | New |
| 7 | Belvedere Trading LLC | $359,566 | 4,300 | New |
| 8 | SIMPLEX TRADING, LLC | $126,433 | 1,512 | New |
| 9 | HOLLENCREST CAPITAL MANAGEMENT | $59,705 | 714 | Added |
| 10 | SBI Securities Co., Ltd. | $22,243 | 266 | New |
| 11 | GROUP ONE TRADING LLC | $8,362 | 100 | New |
| 12 | Tower Research Capital LLC (TRC) | $251 | 3 | New |
| 13 | UBS Group AG | $0 | 0 | Exited |
| 14 | Genesis Financial Group, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30