13F QoQ Ownership Changes
MREO Institutional Holders
Period 2025-12-31 · prior 2025-09-30 · 23 new · 19 added · 34 reduced · 33 exited
New Positions(23)
| Manager | Shares | Δ Shares | Value | Δ Value | % Δ |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 7,856,466 | +7,856,466 | $3.3M | +$3.3M | — |
| Balyasny Asset Management L.P. | 1,280,275 | +1,280,275 | $533.5K | +$533.5K | — |
| Leonteq Securities AG | 100,000 | +100,000 | $271.0K | +$271.0K | — |
| EntryPoint Capital, LLC | 400,700 | +400,700 | $167.0K | +$167.0K | — |
| LUMINUS MANAGEMENT LLC | 395,000 | +395,000 | $164.6K | +$164.6K | — |
| Rangeley Capital, LLC | 364,000 | +364,000 | $151.7K | +$151.7K | — |
| Quadrature Capital Ltd | 266,731 | +266,731 | $111.1K | +$111.1K | — |
| SPHERA FUNDS MANAGEMENT LTD. | 255,400 | +255,400 | $106.4K | +$106.4K | — |
| Newtyn Management, LLC | 224,622 | +224,622 | $93.6K | +$93.6K | — |
| CITIGROUP INC | 195,814 | +195,814 | $81.6K | +$81.6K | — |
| ADAR1 Capital Management, LLC | 150,000 | +150,000 | $62.5K | +$62.5K | — |
| Graham Capital Management, L.P. | 116,286 | +116,286 | $48.5K | +$48.5K | — |
| Baader Bank Aktiengesellschaft | 128,742 | +128,742 | $33.1K | +$33.1K | — |
| Engineers Gate Manager LP | 49,798 | +49,798 | $20.8K | +$20.8K | — |
| SmartHarvest Portfolios, LLC | 20,290 | +20,290 | $8.5K | +$8.5K | — |
| QRG CAPITAL MANAGEMENT, INC. | 13,503 | +13,503 | $5.6K | +$5.6K | — |
| AE Wealth Management LLC | 12,563 | +12,563 | $5.2K | +$5.2K | — |
| MML INVESTORS SERVICES, LLC | 12,200 | +12,200 | $5.1K | +$5.1K | — |
| Astoria Portfolio Advisors LLC. | 10,000 | +10,000 | $4.0K | +$4.0K | — |
| TORONTO DOMINION BANK | 5,500 | +5,500 | $2.3K | +$2.3K | — |
| Allworth Financial LP | 1,611 | +1,611 | $672 | +$672 | — |
| SageView Advisory Group, LLC | 161 | +161 | $68 | +$68 | — |
| Farther Finance Advisors, LLC | 17 | +17 | $7 | +$7 | — |
Added To(19)
| Manager | Shares | Δ Shares | Value | Δ Value | % Δ |
|---|---|---|---|---|---|
| 683 Capital Management, LLC | 15,025,000 | +10,150,000 | $6.3M | -$3.8M | 208.2% |
| Tejara Capital Ltd | 2,159,681 | +252,837 | $899.9K | -$3.0M | 13.3% |
| DIADEMA PARTNERS LP | 1,999,500 | +439,900 | $833.2K | -$2.4M | 28.2% |
| UBS Group AG | 1,558,931 | +588,264 | $650.1K | -$1.3M | 60.6% |
| Monaco Asset Management SAM | 1,585,214 | +639,299 | $660.6K | -$1.3M | 67.6% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 694,100 | +23,922 | $291.5K | -$1.1M | 3.6% |
| Schonfeld Strategic Advisors LLC | 6,090,381 | +4,357,657 | $2.5M | -$1.0M | 251.5% |
| JANE STREET GROUP, LLC | 873,704 | +389,142 | $364.1K | -$634.1K | 80.3% |
| TWO SIGMA ADVISERS, LP | 251,900 | +9,700 | $105.0K | -$394.0K | 4.0% |
| Logos Global Management LP | 1,850,000 | +1,350,000 | $770.9K | -$259.1K | 270.0% |
| SIMPLEX TRADING, LLC | 419,477 | +223,208 | $174.9K | +$174.5K | 113.7% |
| GROUP ONE TRADING LLC | 441,636 | +305,048 | $184.0K | -$97.3K | 223.3% |
| DLD Asset Management, LP | 746,000 | +627,000 | $310.9K | +$65.7K | 526.9% |
| Virtus Investment Advisers, LLC | 122,595 | +81,665 | $51.1K | -$33.2K | 199.5% |
| Newbridge Financial Services Group, Inc. | 17,000 | +4,000 | $7.1K | -$19.7K | 30.8% |
| GAMMA Investing LLC | 9,561 | +380 | $4.0K | -$14.9K | 4.1% |
| RHUMBLINE ADVISERS | 19,146 | +10,024 | $8.0K | -$10.8K | 109.9% |
| BARCLAYS PLC | 20,100 | +14,500 | $8.4K | -$3.2K | 258.9% |
| WELLS FARGO & COMPANY/MN | 1,737 | +1,507 | $724 | +$251 | 655.2% |
Reduced(34)
| Manager | Shares | Δ Shares | Value | Δ Value | % Δ |
|---|---|---|---|---|---|
| Rubric Capital Management LP | 15,307,347 | 0 | $6.4M | -$25.2M | 0.0% |
| CITADEL ADVISORS LLC | 748,700 | -2,503,932 | $312.0K | -$6.4M | -77.0% |
| MORGAN STANLEY | 1,273,785 | -2,072,562 | $530.8K | -$6.4M | -61.9% |
| GOLDMAN SACHS GROUP INC | 28,026 | -2,335,998 | $11.7K | -$4.9M | -98.8% |
| UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | 1,763,666 | -143,109 | $735.4K | -$3.2M | -7.5% |
| TWO SIGMA INVESTMENTS, LP | 525,125 | -562,971 | $218.8K | -$2.0M | -51.7% |
| Caption Management, LLC | 50,000 | -520,414 | $20.8K | -$1.2M | -91.2% |
| RENAISSANCE TECHNOLOGIES LLC | 194,371 | -396,500 | $81.0K | -$1.1M | -67.1% |
| BANK OF AMERICA CORP /DE/ | 25,492 | -413,130 | $10.6K | -$893.0K | -94.2% |
| BlackRock, Inc. | 312,613 | -131,391 | $130.3K | -$784.4K | -29.6% |
| MILLENNIUM MANAGEMENT LLC | 83,646 | -311,557 | $34.9K | -$779.3K | -78.8% |
| Knott David M Jr | 300,337 | 0 | $125.2K | -$493.5K | 0.0% |
| STATE STREET CORP | 130,643 | -2,058 | $54.4K | -$218.9K | -1.6% |
| Three Magnolias Financial Advisors, LLC | 19,000 | -55,000 | $7.9K | -$168.6K | -74.3% |
| GEODE CAPITAL MANAGEMENT, LLC | 92,534 | 0 | $38.6K | -$152.1K | 0.0% |
| Clear Harbor Asset Management, LLC | 35,000 | -42,000 | $14.6K | -$144.0K | -54.5% |
| Aquatic Capital Management LLC | 21,216 | -32,496 | $8.8K | -$101.8K | -60.5% |
| Significant Wealth Partners LLC | 21,689 | -26,125 | $9.0K | -$89.5K | -54.6% |
| Forefront Analytics, LLC | 31,768 | -1,412 | $13.2K | -$55.1K | -4.3% |
| Centiva Capital, LP | 25,000 | 0 | $10.4K | -$41.1K | 0.0% |
| OneDigital Investment Advisors LLC | 18,300 | 0 | $7.6K | -$30.1K | 0.0% |
| PFG Investments, LLC | 16,650 | -500 | $6.9K | -$28.4K | -2.9% |
| OSAIC HOLDINGS, INC. | 500 | -5,177 | $208 | -$9.5K | -91.2% |
| Arax Advisory Partners | 4,000 | 0 | $1.7K | -$6.6K | 0.0% |
| Rockefeller Capital Management L.P. | 2,000 | 0 | $833 | -$3.3K | 0.0% |
| EverSource Wealth Advisors, LLC | 417 | 0 | $174 | -$685 | 0.0% |
| MAI Capital Management | 309 | 0 | $129 | -$508 | 0.0% |
| ACADIAN ASSET MANAGEMENT LLC | 61,435 | -194,943 | $24 | -$498 | -76.0% |
| New England Capital Financial Advisors LLC | 300 | 0 | $126 | -$492 | 0.0% |
| US BANCORP \DE\ | 13 | 0 | $5 | -$22 | 0.0% |
| BNP PARIBAS FINANCIAL MARKETS | 3 | 0 | $1 | -$5 | 0.0% |
| SIT INVESTMENT ASSOCIATES INC | 970 | 0 | $0 | -$2 | 0.0% |
| CANTOR FITZGERALD, L. P. | 110,000 | 0 | $226.6K | $0 | 0.0% |
| Hudson Bay Capital Management LP | 265,000 | 0 | $545.9K | $0 | 0.0% |