Westchester Capital Management, LLC Q3 2025 Filing
Filed November 14, 2025
Portfolio Value
$2.2T
Holdings
248
Report Date
Q3 2025
Filing Type
13F-HR
All Holdings (248 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 101 | JENAJENA ACQUISITION CORP II | 400,000 | $4.2B | 0.19% | |
| 102 | —YHN ACQUISITION I LTD | 398,000 | $4.2B | 0.19% | |
| 103 | —CSLM DIGITA ASSET ACQ CORP I | 400,000 | $4.0B | 0.18% | |
| 104 | WENNWEN ACQUISITION CORP | 384,654 | $4.0B | 0.18% | |
| 105 | FVNFUTURE VISION II ACQUISITION | 376,362 | $3.9B | 0.18% | |
| 106 | RDACRISING DRAGON ACQUISITION CO | 367,500 | $3.8B | 0.18% | |
| 107 | GHLDGUILD HLDGS CO | 188,103 | $3.8B | 0.17% | |
| 108 | QSEAQUARTZSEA ACQUISITION CORP | 366,605 | $3.7B | 0.17% | |
| 109 | IBACIB ACQUISITION CORP | 349,019 | $3.7B | 0.17% | |
| 110 | HSPTHORIZON SPACE ACQUSTN I CORP | 297,000 | $3.7B | 0.17% | |
| 111 | SBXDSILVERBOX CORP IV | 325,485 | $3.4B | 0.16% | |
| 112 | CAPNCAYSON ACQUISITION CORP | 325,000 | $3.4B | 0.16% | |
| 113 | UYSCUY SCUTI ACQUISITION CORP. | 330,000 | $3.4B | 0.15% | |
| 114 | NOEMCO2 ENERGY TRANSITION CORP | 331,013 | $3.4B | 0.15% | |
| 115 | CUBLIONHEART HOLDINGS | 300,000 | $3.2B | 0.14% | |
| 116 | SOCASOLARIUS CAPITAL ACQU CORP | 300,000 | $3.0B | 0.14% | |
| 117 | DRDBROMAN DBDR ACQUISITION CORP | 285,244 | $2.9B | 0.13% | |
| 118 | KCHVKOCHAV DEFENSE ACQUI CO | 286,000 | $2.9B | 0.13% | |
| 119 | TVAITHAYER VENTURES ACQ CORP II | 275,000 | $2.8B | 0.13% | |
| 120 | CHECCHENGHE ACQUISITION III CO | 275,000 | $2.7B | 0.13% | |
| 121 | APADA PARADISE ACQUISITION CORP | 271,794 | $2.7B | 0.12% | |
| 122 | PCAPPROCAP ACQUISITION CORP | 260,814 | $2.7B | 0.12% | |
| 123 | RFAIRF ACQUISITION CORP II | 250,000 | $2.7B | 0.12% | |
| 124 | TDACWTRANSLATIONAL DEV ACQUISITIO | 248,852 | $2.6B | 0.12% | |
| 125 | WTGWINTERGREEN ACQUISITION CORP | 250,000 | $2.5B | 0.12% | |
| 126 | TVAITHAYER VENTURES ACQ CORP II | 250,000 | $2.5B | 0.11% | |
| 127 | EGHAEGH ACQUISITION CORP. | 250,000 | $2.5B | 0.11% | |
| 128 | SPEGSILVER PEGASUS ACQUISITION C | 250,000 | $2.5B | 0.11% | |
| 129 | RAAQREAL ASSET ACQUISITION CORP | 240,312 | $2.4B | 0.11% | |
| 130 | GSHRGESHER ACQUISITION CORP. II | 240,000 | $2.4B | 0.11% | |
| 131 | GRAFGRAF GLOBAL CORP | 214,157 | $2.3B | 0.10% | |
| 132 | CCIICOHEN CIRCLE ACQUISIT CORP I | 210,630 | $2.2B | 0.10% | |
| 133 | —SPRING VY ACQUISITION CORP I | 200,000 | $2.1B | 0.10% | |
| 134 | CHARCHARLTON ARIA ACQUISITION CO | 200,000 | $2.1B | 0.09% | |
| 135 | ASPCRA SPAC III ACQUISITION CORP | 200,000 | $2.1B | 0.09% | |
| 136 | SVCCUSTELLAR V CAP CORP | 200,000 | $2.1B | 0.09% | |
| 137 | CEPFCANTOR EQUITY PARTNERS IV IN | 200,000 | $2.0B | 0.09% | |
| 138 | BACCBLUE ACQUISITION CORP. | 200,000 | $2.0B | 0.09% | |
| 139 | OBAOXLEY BRIDGE ACQ LTD | 200,000 | $2.0B | 0.09% | |
| 140 | DMIIDRUGS MADE IN AMER ACQ II CO | 200,000 | $2.0B | 0.09% | |
| 141 | BAYABAYVIEW ACQUISITION CORP | 170,000 | $1.9B | 0.09% | |
| 142 | AXINAXIOM INTELLIGENCE AC CORP 1 | 175,000 | $1.8B | 0.08% | |
| 143 | LATAGALATA ACQUISITION CORP II | 175,000 | $1.7B | 0.08% | |
| 144 | EMISEMMIS ACQUISITION CORP. | 175,000 | $1.7B | 0.08% | |
| 145 | PMTRPERIMETER ACQUISITION CORP I | 150,000 | $1.6B | 0.07% | |
| 146 | CRAQCAL REDWOOD ACQUISITION CORP | 150,000 | $1.5B | 0.07% | |
| 147 | CMIIUCOLUMBUS CIRCLE CAP CORP. I | 150,920 | $1.5B | 0.07% | |
| 148 | MQYBLACKROCK MUNIYILD QULT FD I | 130,274 | $1.5B | 0.07% | |
| 149 | NVGNUVEEN AMT FREE MUN CR INC F | 123,412 | $1.5B | 0.07% | |
| 150 | FIGXUFIGX CAP ACQUISITION CORP. | 150,000 | $1.5B | 0.07% | |
| 151 | BYMBLACKROCK MUN INCOME QUALITY | 132,996 | $1.5B | 0.07% | |
| 152 | BABOEING CO | 6,700 | $1.4B | 0.07% | Put |
| 153 | MKLYMCKINLEY ACQUISITION CORP | 142,813 | $1.4B | 0.07% | |
| 154 | FTWEQV VENTURES ACQUISITION COR | 135,300 | $1.4B | 0.06% | |
| 155 | CEPFCANTOR EQUITY PARTNERS I INC | 126,829 | $1.3B | 0.06% | |
| 156 | SPEGSILVER PEGASUS ACQUISITION C | 125,000 | $1.3B | 0.06% | |
| 157 | OTGAOTG ACQUISITION CORP. I | 125,000 | $1.3B | 0.06% | |
| 158 | BKHABLACK HAWK ACQUISITION CORP | 102,000 | $1.1B | 0.05% | |
| 159 | QUMSQUANTUMSPHERE ACQUISITION CO | 100,000 | $1.0B | 0.05% | |
| 160 | APADA PARADISE ACQUISITION CORP | 100,000 | $998.0M | 0.05% | |
| 161 | COLACOLUMBUS ACQUISITION CORP | 89,000 | $908.7M | 0.04% | |
| 162 | FERAFIFTH ERA ACQUISITION CORP I | 86,300 | $876.8M | 0.04% | |
| 163 | —FIGX CAP ACQUISITION CORP. | 85,000 | $856.0M | 0.04% | |
| 164 | FTFRANKLIN UNVL TR | 102,032 | $820.3M | 0.04% | |
| 165 | KVACKEEN VISION ACQUISITION CORP | 70,000 | $812.0M | 0.04% | |
| 166 | TACOBERTO ACQUISITION CORP | 75,000 | $801.8M | 0.04% | |
| 167 | RDAGREPUBLIC DIGITAL ACQUISITION | 75,000 | $786.0M | 0.04% | |
| 168 | CCIXCHURCHILL CAPITAL CORP IX | 74,769 | $783.6M | 0.04% | |
| 169 | EGHAEGH ACQUISITION CORP. | 75,000 | $750.8M | 0.03% | |
| 170 | PCAPPROCAP ACQUISITION CORP | 69,110 | $731.9M | 0.03% | |
| 171 | PACHPIONEER ACQUISITION I CORP | 64,612 | $642.2M | 0.03% | |
| 172 | CHPGCHAMPIONSGATE ACQUISITION CO | 60,000 | $607.8M | 0.03% | |
| 173 | MYIBLACKROCK MUNIYIELD QUALITY | 51,189 | $567.2M | 0.03% | |
| 174 | FSHPFLAG SHIP ACQUISITION CORP | 52,702 | $556.5M | 0.03% | |
| 175 | —EUREKA ACQUISITION CORP | 50,000 | $534.5M | 0.02% | |
| 176 | WENNWEN ACQUISITION CORP | 52,272 | $529.5M | 0.02% | |
| 177 | MHDBLACKROCK MUNIHOLDINGS FD IN | 43,988 | $516.9M | 0.02% | |
| 178 | CEPFCANTOR EQUITY PARTNERS III I | 50,000 | $516.0M | 0.02% | |
| 179 | BSAABEST SPAC I ACQUISITION CORP | 50,000 | $508.0M | 0.02% | |
| 180 | MBVIM3-BRIGADE ACQUISITION VI CO | 50,000 | $506.0M | 0.02% | |
| 181 | BDCIBTC DEV CORP | 50,000 | $505.0M | 0.02% | |
| 182 | MUCBLACKROCK MUNIHOLDINGS QUALI | 43,988 | $442.5M | 0.02% | |
| 183 | EFTEATON VANCE FLTING RATE INC | 36,101 | $424.9M | 0.02% | |
| 184 | TVATEXAS VENTURES ACQUISITION I | 354,731 | $390.2M | 0.02% | |
| 185 | BLEBLACKROCK MUNI INCOME TR II | 35,704 | $373.1M | 0.02% | |
| 186 | BFKBLACKROCK MUN INCOME TR | 35,704 | $358.8M | 0.02% | |
| 187 | —CRANE HBR ACQUISITION CORP | 1,025,000 | $328.0M | 0.02% | |
| 188 | ONCH1RT ACQUISITION CORP. | 30,820 | $323.3M | 0.01% | |
| 189 | HCMAHCM III ACQUISITION CORP | 25,000 | $257.8M | 0.01% | |
| 190 | BCSSBAIN CAP GSS INVT CORP | 25,000 | $252.3M | 0.01% | |
| 191 | SOULSOULPOWER ACQUISITION CORP | 1,247,800 | $237.1M | 0.01% | |
| 192 | JACSJACKSON ACQUISITION CO II | 850,000 | $212.5M | 0.01% | |
| 193 | TACHTITAN ACQUISITION CORP | 672,345 | $202.5M | 0.01% | |
| 194 | —IRON HORSE ACQUISITIONS CORP | 243,606 | $177.8M | 0.01% | |
| 195 | BRWSABA CAPITAL INCOME & OPRNT | 22,344 | $173.6M | 0.01% | |
| 196 | SZZLSIZZLE ACQUISITION CORP. II | 1,000,000 | $170.0M | 0.01% | |
| 197 | MLACMOUNTAIN LAKE ACQUISITION CO | 805,100 | $161.0M | 0.01% | |
| 198 | —ALDEL FINL II INC | 312,499 | $159.4M | 0.01% | |
| 199 | DMIIDRUGS MADE IN AMER ACQUTN CO | 500,000 | $108.8M | 0.00% | |
| 200 | FCRSFUTURECREST ACQUISITION CORP | 10,000 | $106.0M | 0.00% |