25 institutions reported holding $516,019 of SMX SEC MATTERS PLC (SMXWW) in SEC 13F filings for 2026-03-31. Largest institutional holders: JANE STREET GROUP, LLC ($200,163), UBS Group AG ($129,321), GROUP ONE TRADING LLC ($118,245), CITIGROUP INC ($12,205), Saba Capital Management, L.P. ($11,808). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLC | $200,163 | 23,660 | Added |
| 2 | UBS Group AG | $129,321 | 16,660 | Added |
| 3 | GROUP ONE TRADING LLC | $118,245 | 13,977 | New |
| 4 | CITIGROUP INC | $12,205 | 26,302 | Added |
| 5 | Saba Capital Management, L.P. | $11,808 | 265,947 | Hold |
| 6 | Kepos Capital LP | $9,000 | 195,000 | Hold |
| 7 | OSAIC HOLDINGS, INC. | $7,537 | 891 | Added |
| 8 | LMR Partners LLP | $5,550 | 125,000 | Hold |
| 9 | MMCAP International Inc. SPC | $5,550 | 125,000 | Hold |
| 10 | Calamos Advisors LLC | $4,860 | 100,000 | Hold |
| 11 | D. E. Shaw & Co., Inc. | $3,847 | 79,166 | Hold |
| 12 | MILLENNIUM MANAGEMENT LLC | $2,986 | 67,250 | Hold |
| 13 | MORGAN STANLEY | $1,692 | 200 | Added |
| 14 | Clear Street Group Inc. | $1,554 | 35,000 | Hold |
| 15 | MOORE CAPITAL MANAGEMENT, LP | $1,110 | 25,000 | Hold |
| 16 | WOLVERINE ASSET MANAGEMENT LLC | $566 | 12,742 | Trimmed |
| 17 | DANSKE BANK A/S | $17 | 2 | New |
| 18 | HARBOUR INVESTMENTS, INC. | $8 | 1 | Trimmed |
| 19 | FNY Investment Advisers, LLC | $0 | 6 | New |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | $0 | 0 | Exited |
| 21 | Cambridge Investment Research Advisors, Inc. | $0 | 10,000 | Hold |
| 22 | HRT FINANCIAL LP | $0 | 0 | Exited |
| 23 | Engineers Gate Manager LP | $0 | 0 | Exited |
| 24 | IEQ CAPITAL, LLC | $0 | 0 | Exited |
| 25 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31