Marex Group Ltd
MRX- Exchange
- Nasdaq
- Industry
- Security & Commodity Brokers, Dealers, Exchanges & Services
- SEC CIK
- 0001997464
In the last 90 days, Marex Group Ltd insiders filed 0 open-market purchases and 6 sales; 222 institutions reported holding it in 13F filings for Q2 2026, worth $3.43B in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Marex Group Ltd as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 222
- +19 vs. Q1 2026
- Shares held
- 57.0M
- +4.53M (+8.6%) vs. Q1 2026
- Total value
- $3.43B
- +$1.10B (+47.3%) vs. Q1 2026
- New holders
- 55
- 92 more added
- Sold out
- 36
- 54 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MRX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 222 | $3.43B |
| Q1 2026 | 206 | $2.33B |
| Q4 2025 | 192 | $1.96B |
| Q3 2025 | 191 | $1.72B |
| Q2 2025 | 194 | $2.00B |
| Q1 2025 | 123 | $969.1M |
| Q4 2024 | 106 | $830.2M |
| Q3 2024 | 71 | $396.8M |
| Q2 2024 | 60 | $294.8M |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Marex Group Ltd; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Westfield Capital Management Co LP | 688,665 | $42.0M | 0.14% | +688,665 | New |
| Wellington Management Group LLP | 775,023 | $47.2M | 0.01% | +119,563+18.2% | Added |
| Geode Capital Management, LLC | 897,253 | $52.9M | 0.00% | +170,759+23.5% | Added |
| Ameriprise Financial Inc | 904,162 | $55.1M | 0.01% | −50,080−5.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 1,043,286 | $61.5M | 0.09% | +314,286+43.1% | Added |
| William Blair Investment Management, LLC | 1,009,199 | $61.5M | 0.18% | −556,982−35.6% | Reduced |
| State Street Corp | 1,026,731 | $62.6M | 0.00% | +153,270+17.5% | Added |
| Royce & Associates LP | 1,111,339 | $67.7M | 0.55% | −141,451−11.3% | Reduced |
| Morgan Stanley | 1,169,722 | $71.3M | 0.00% | +692,424+145.1% | Added |
| Granahan Investment Management Inc | 1,254,283 | $76.4M | 2.72% | +30,533+2.5% | Added |
| Victory Capital Management Inc | 1,291,337 | $78.7M | 0.04% | −23,479−1.8% | Reduced |
| Two Sigma Investments, LP | 1,335,436 | $81.4M | 0.06% | −346,124−20.6% | Reduced |
| Ophir Asset Management Pty Ltd | 1,391,511 | $84.8M | 6.98% | +144,965+11.6% | Added |
| Invesco Ltd. | 1,404,552 | $85.6M | 0.01% | +31,784+2.3% | Added |
| Samlyn Capital, LLC | 1,483,250 | $90.4M | 1.50% | −205,627−12.2% | Reduced |
| Loomis Sayles & Co L P | 1,626,702 | $99.1M | 0.12% | −291,920−15.2% | Reduced |
| Wasatch Advisors Inc | 1,683,061 | $102.6M | 0.67% | +1,511,952+883.6% | Added |
| Alliancebernstein L.P. | 2,600,436 | $115.9M | 0.04% | +870,311+50.3% | Added |
| Capital International Investors | 3,264,364 | $199.0M | 0.04% | −223,729−6.4% | Reduced |
| BlackRock, Inc. | 4,594,149 | $280.0M | 0.00% | +204,824+4.7% | Added |
| Price T Rowe Associates Inc | 4,923,341 | $300.1M | 0.03% | +3,017,312+158.3% | Added |
| FMR LLC | 5,368,485 | $327.2M | 0.01% | +1,886,574+54.2% | Added |
| Grandeur Peak Global Advisors, LLC | 0 | $0 | 0.00% | −1,325,195−100.0% | Sold out |
| Artisan Partners Limited Partnership | 0 | $0 | 0.00% | −1,216,883−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −908,596−100.0% | Sold out |
| Deltroit Asset Management (UK) LLP | 0 | $0 | 0.00% | −449,773−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −354,325−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −173,474−100.0% | Sold out |
| Seven Grand Managers, LLC | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −89,236−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −58,366−100.0% | Sold out |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −48,107−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −42,970−100.0% | Sold out |
| Credit Agricole S A | 0 | $0 | 0.00% | −42,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −29,885−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −22,761−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −19,700−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −14,914−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −14,774−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −13,474−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −12,451−100.0% | Sold out |
| Natixis Advisors, L.P. | 0 | $0 | 0.00% | −11,987−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −11,810−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −11,110−100.0% | Sold out |
| Clear Harbor Asset Management, LLC | 0 | $0 | 0.00% | −9,577−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −8,497−100.0% | Sold out |
| VGI Partners Ltd | 0 | $0 | 0.00% | −7,675−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −6,700−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −4,878−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −5,760−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −5,720−100.0% | Sold out |
| Pale Fire Capital SE | 0 | $0 | 0.00% | −5,368−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −1,087−100.0% | Sold out |
| Vestor Capital, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −228−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −175−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −122−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| Skopos Labs, Inc. | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |