| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| JRJ Investor 1 Limited Partnership | 10% | $282,614,171 | 7,160,826 | JRJ Investor 1 LP | 30 Jun 2025 | |||
| MASP Investor Limited Partnership | 7% | $198,304,539 | 5,024,604 | MASP Investor Limited Partnership | 30 Jun 2025 |
As of 31 Dec 2025, 189 institutional investors reported holding 51,123,974 shares of Marex Group plc - Ordinary shares, nominal value of $0.001551 per ordinary share (MRX). This represents 71% of the company’s total 71,679,940 outstanding shares.
The largest institutional shareholders of Marex Group plc - Ordinary shares, nominal value of $0.001551 per ordinary share (MRX) together control 50% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5.5% | 3,966,534 | +6.8% | 0% | $152,156,245 |
| Capital International Investors | 4.9% | 3,488,093 | 0% | 0.02% | $133,803,247 |
| LOOMIS SAYLES & CO L P | 2.7% | 1,935,503 | +8.3% | 0.09% | $74,245,895 |
| Grandeur Peak Global Advisors, LLC | 2.5% | 1,779,743 | +1.5% | 9.2% | $68,270,941 |
| ALLIANCEBERNSTEIN L.P. | 2.4% | 1,750,252 | +12% | 0.02% | $67,139,667 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 2.4% | 1,738,927 | +372% | 0.19% | $66,705,240 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 2.2% | 1,548,637 | +28% | 0.01% | $59,407,000 |
| JENNISON ASSOCIATES LLC | 2.1% | 1,475,255 | +1.5% | 0.03% | $56,590,782 |
| Balyasny Asset Management L.P. | 1.9% | 1,396,390 | +16% | 0.1% | $53,565,520 |
| Granahan Investment Management, LLC | 1.9% | 1,376,993 | +31% | 2.3% | $52,821,451 |
| FMR LLC | 1.9% | 1,334,798 | +76% | 0% | $51,202,850 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 1.8% | 1,305,455 | -2% | 0.08% | $50,077,254 |
| Invesco Ltd. | 1.8% | 1,294,978 | +6.8% | 0.01% | $49,675,355 |
| ROYCE & ASSOCIATES LP | 1.8% | 1,260,709 | -11% | 0.49% | $48,360,797 |
| SAMLYN CAPITAL, LLC | 1.6% | 1,141,911 | +43% | 0.7% | $43,803,706 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 1.6% | 1,114,349 | +3.7% | 0.07% | $42,746,428 |
| THORNBURG INVESTMENT MANAGEMENT INC | 1.5% | 1,102,143 | +5% | 0.53% | $42,278,206 |
| Ophir Asset Management Pty Ltd | 1.5% | 1,087,160 | 4.7% | $41,703,458 | |
| Artisan Partners Limited Partnership | 1.3% | 904,957 | +69% | 0.05% | $34,714,151 |
| TWO SIGMA INVESTMENTS, LP | 1.3% | 903,123 | -3.3% | 0.05% | $34,643,798 |
| AMERIPRISE FINANCIAL INC | 1.2% | 860,024 | -1.5% | 0.01% | $32,990,521 |
| STATE STREET CORP | 1.2% | 839,536 | +5.8% | 0% | $32,204,601 |
| Allspring Global Investments Holdings, LLC | 1.1% | 814,733 | -0.07% | 0.05% | $30,910,970 |
| Qube Research & Technologies Ltd | 1.1% | 763,460 | -27% | 0.04% | $29,286,326 |
| WELLINGTON MANAGEMENT GROUP LLP | 1.1% | 759,836 | +66% | 0.01% | $29,147,309 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 51,123,974 | $1,960,624,833 | +$10,556,293 | $38.36 | 189 |
| 2025 Q3 | 51,342,786 | $1,723,699,443 | -$9,291,389 | $33.62 | 190 |
| 2025 Q2 | 50,687,465 | $2,000,682,850 | +$917,690,273 | $39.47 | 194 |
| 2025 Q1 | 26,660,724 | $943,066,551 | +$9,297,530 | $35.32 | 121 |
| 2024 Q4 | 26,566,834 | $830,156,769 | +$297,974,409 | $31.17 | 106 |
| 2024 Q3 | 16,754,620 | $396,816,053 | +$54,343,471 | $23.62 | 71 |
| 2024 Q2 | 14,739,248 | $294,785,918 | +$294,785,921 | $20.00 | 59 |