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| Name of Fund | AUM | 13-F Portfolio Value | Last 13-F Filed | # Positions | Concentration in Top 10 | % Change (QoQ) |
|---|---|---|---|---|---|---|
| ALPINE GLOBAL MANAGEMENT, LLC | $667.93 million | Q1 2026 | 226 | 42.16% | 43.98% | |
| AQR ARBITRAGE LLC | $2.85 billion | $6.09 billion | Q1 2026 | 556 | 21.04% | 28.12% |
| ARROWGRASS CAPITAL PARTNERS (US) LP | $380.08 million | Q4 2019 | 65 | 48.33% | -71.76% | |
| BALYASNY ASSET MANAGEMENT L.P. | $248.04 billion | $77.09 billion | Q1 2026 | 2805 | 16.75% | -2.14% |
| CHEYNE CAPITAL MANAGEMENT (UK) LLP | $37.85 billion | $27.85 million | Q4 2023 | 15 | 93.17% | -19.74% |
| DAVIDSON KEMPNER CAPITAL MANAGEMENT LP | $44.65 billion | $7.33 billion | Q1 2026 | 231 | 44.38% | -6.32% |
| EMPYREAN CAPITAL PARTNERS, LP | $4.99 billion | $3.07 billion | Q1 2026 | 124 | 30.29% | 6.98% |
| FARALLON CAPITAL MANAGEMENT LLC | $42.65 billion | $17.54 billion | Q1 2026 | 172 | 49.23% | -20.53% |
| FIR TREE CAPITAL MANAGEMENT LP | $1.98 billion | $21.81 million | Q2 2025 | 1 | 100.00% | 333.62% |
| GABELLI FUNDS LLC | $21.01 billion | $14.81 billion | Q1 2026 | 1264 | 12.43% | 0.23% |
| GARDNER LEWIS ASSET MANAGEMENT L P | $461.80 million | Q1 2026 | 78 | 38.53% | 17.08% | |
| GATES CAPITAL MANAGEMENT, INC. | $3.64 billion | $3.66 billion | Q1 2026 | 34 | 48.16% | -3.63% |
| GLAZER CAPITAL, LLC | $2.46 billion | $4.71 billion | Q1 2026 | 498 | 41.67% | 23.94% |
| HARVEST MANAGEMENT LLC | $206.42 million | Q1 2026 | 55 | 73.22% | -33.83% | |
| HBK INVESTMENTS L P | $20.31 billion | $9.85 billion | Q1 2026 | 346 | 51.13% | -22.57% |
| HG VORA CAPITAL MANAGEMENT, LLC | $9.25 billion | $190.79 million | Q1 2026 | 7 | 100.01% | -27.96% |
| HGC INVESTMENT MANAGEMENT INC. | $451.40 million | Q1 2026 | 170 | 26.19% | -4.31% | |
| KELLNER CAPITAL, LLC | $55.51 million | Q4 2023 | 18 | 82.85% | -34.70% | |
| KING STREET CAPITAL MANAGEMENT, L.P. | $28.41 billion | $328.01 million | Q1 2026 | 11 | 98.11% | -54.72% |
| KITE LAKE CAPITAL MANAGEMENT (UK) LLP | $124.68 million | Q1 2026 | 9 | 100.00% | 108.87% | |
| LVS ADVISORY | Below $25 million | 5 | ||||
| MADISON AVENUE PARTNERS, LP | $2.30 billion | Q1 2026 | 27 | 78.45% | -1.20% | |
| MAGNETAR FINANCIAL LLC | $23.11 billion | $9.84 billion | Q1 2026 | 1130 | 54.06% | -3.55% |
| MASON CAPITAL MANAGEMENT LLC | $1.96 billion | $612.85 million | Q1 2026 | 7 | 100.00% | 9.13% |
| MELQART ASSET MANAGEMENT (UK) LTD | $3.93 billion | $1.01 billion | Q1 2026 | 41 | 52.07% | -0.15% |
| MOAB CAPITAL PARTNERS LLC | $41.02 million | Q3 2021 | 21 | 87.44% | -3.54% | |
| NEXPOINT ASSET MANAGEMENT, L.P. | $2.29 billion | $1.49 billion | Q1 2026 | 83 | 40.08% | 3.86% |
| OWL CREEK ASSET MANAGEMENT, L.P. | $1.82 billion | $1.38 billion | Q1 2026 | 30 | 89.57% | -58.26% |
| P SCHOENFELD ASSET MANAGEMENT LP | $1.82 billion | $184.11 million | Q1 2026 | 35 | 57.90% | -34.92% |
| PAULSON & CO. INC. | $3.11 billion | Q1 2026 | 9 | 99.99% | -4.61% | |
| PENTWATER CAPITAL MANAGEMENT LP | $8.35 billion | $19.28 billion | Q1 2026 | 92 | 65.03% | 1.38% |
| RANGELEY CAPITAL, LLC | $196.94 million | $102.92 million | Q1 2026 | 137 | 35.28% | -14.53% |
| SANDELL ASSET MANAGEMENT CORP. | $178.66 million | Q3 2020 | 30 | 70.16% | -28.51% | |
| SCOGGIN MANAGEMENT LP | $251.02 million | $1.04 billion | Q1 2026 | 51 | 81.48% | 59.23% |
| SCULPTOR CAPITAL LP | $43.03 billion | $9.61 billion | Q1 2026 | 363 | 36.19% | -1.08% |
| SENATOR INVESTMENT GROUP LP | $5.34 billion | $2.18 billion | Q1 2026 | 59 | 44.44% | -12.69% |
| SILVER BEECH CAPITAL | Below $25 million | 9 | ||||
| SOLUS ALTERNATIVE ASSET MANAGEMENT LP | $3.16 billion | $371.94 million | Q1 2026 | 10 | 100.01% | 20.42% |
| STRATEGIC VALUE PARTNERS, LLC | $21.03 billion | $132.90 million | Q1 2026 | 1 | 100.00% | -36.20% |
| TACONIC CAPITAL ADVISORS LP | $8.76 billion | $229.12 million | Q1 2026 | 15 | 95.71% | -34.97% |
| TETRAGON PARTNERS GP LTD | $19.69 billion | $515.11 million | Q1 2026 | 36 | 82.01% | 8.61% |
| TIG ADVISORS, LLC | $2.66 billion | $2.16 billion | Q1 2026 | 107 | 57.22% | 0.21% |
| TUDOR INVESTMENT CORP ET AL | $63.59 billion | $53.87 billion | Q1 2026 | 3514 | 29.46% | -0.30% |
| TWIN SECURITIES, INC. | $224.33 million | $206.10 million | Q1 2026 | 17 | 97.61% | -21.23% |
| TYRUS CAPITAL S.A.M. | $10.53 million | Q3 2023 | 27 | 99.43% | -26.02% | |
| UNION SQUARE PARK CAPITAL MANAGEMENT, LLC | $158.62 million | $176.08 million | Q1 2026 | 58 | 57.87% | -15.35% |
| UPSLOPE CAPITAL MANAGEMENT | Below $25 million | 18 | ||||
| WATER ISLAND CAPITAL LLC | $1.59 billion | $895.64 million | Q1 2026 | 98 | 45.42% | -3.45% |
| WESTCHESTER CAPITAL MANAGEMENT, LLC | $3.97 billion | $2.21 billion | Q1 2026 | 307 | 44.90% | -7.28% |
| YORK CAPITAL MANAGEMENT GLOBAL ADVISORS, LLC | $1.71 billion | $87.78 million | Q3 2025 | 6 | 99.99% | -6.84% |