Westchester Capital Management, LLC Q2 2025 Filing
Filed August 14, 2025
Portfolio Value
$1.9T
Holdings
205
Report Date
Q2 2025
Filing Type
13F-HR
All Holdings (205 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | HESHESS CORP | 1,553,196 | $215.2B | 11.27% | |
| 2 | SPYSPDR S&P 500 ETF TR | 250,000 | $154.5B | 8.09% | Put |
| 3 | KELKELLANOVA | 1,701,179 | $135.3B | 7.08% | |
| 4 | APY1EURCHAMPIONX CORPORATION | 3,857,598 | $95.8B | 5.02% | |
| 5 | FYBRFRONTIER COMMUNICATIONS PARE | 2,229,955 | $81.2B | 4.25% | |
| 6 | 07WAMR COOPER GROUP INC | 498,421 | $74.4B | 3.89% | |
| 7 | LBRDALIBERTY BROADBAND CORP | 742,825 | $72.7B | 3.80% | |
| 8 | AZEKAZEK CO INC | 1,304,619 | $70.9B | 3.71% | |
| 9 | IPGINTERPUBLIC GROUP COS INC | 2,112,932 | $51.7B | 2.71% | |
| 10 | —ARES ACQUISITION CORP II | 3,827,254 | $43.4B | 2.27% | |
| 11 | PRAPROASSURANCE CORP | 1,786,339 | $40.8B | 2.14% | |
| 12 | SKAASKECHERS U S A INC | 539,283 | $34.0B | 1.78% | |
| 13 | G2CEVERI HLDGS INC | 2,095,635 | $29.8B | 1.56% | |
| 14 | JNPJUNIPER NETWORKS INC | 690,134 | $27.6B | 1.44% | |
| 15 | ANSCAGRICULTURE & NAT SOL ACQ CO | 2,464,804 | $26.7B | 1.40% | |
| 16 | YCYAA MISSION ACQUISITION CORP | 2,190,000 | $22.8B | 1.19% | |
| 17 | KFIIK&F GROWTH ACQUISITION CORP | 1,885,000 | $19.2B | 1.00% | |
| 18 | BACQBLEICHROEDER ACQUISITION COR | 1,765,000 | $18.2B | 0.95% | |
| 19 | BABOEING CO | 86,300 | $18.1B | 0.95% | Put |
| 20 | DMIIDRUGS MADE IN AMER ACQUTN CO | 1,669,000 | $17.0B | 0.89% | |
| 21 | —NABORS ENERGY TRANSITION COR | 1,484,265 | $16.5B | 0.86% | |
| 22 | CTLPCANTALOUPE INC | 1,431,317 | $15.7B | 0.82% | |
| 23 | AMEDAMEDISYS INC | 154,583 | $15.2B | 0.80% | |
| 24 | TACHTITAN ACQUISITION CORP | 1,344,693 | $13.7B | 0.72% | |
| 25 | NPACNEW PROVIDENCE ACQUISITION C | 1,280,000 | $13.4B | 0.70% | |
| 26 | HYACHAYMAKER ACQUISITION CORP IV | 1,189,028 | $13.2B | 0.69% | |
| 27 | S9QSPIRIT AEROSYSTEMS HLDGS INC | 344,900 | $13.2B | 0.69% | |
| 28 | VACHVOYAGER ACQUISITION CORP | 1,261,894 | $13.1B | 0.69% | |
| 29 | SIMASIM ACQUISITION CORP. I | 1,224,987 | $12.8B | 0.67% | |
| 30 | SOULSOULPOWER ACQUISITION CORP | 1,247,800 | $12.7B | 0.67% | |
| 31 | PLMKPLUM ACQUISITION CORP IV | 1,225,000 | $12.6B | 0.66% | |
| 32 | GPATGP-ACT III ACQUISITION CORP | 1,160,852 | $12.2B | 0.64% | |
| 33 | JACSJACKSON ACQUISITION CO II | 1,186,200 | $12.2B | 0.64% | |
| 34 | ALDFALDEL FINL II INC | 1,159,448 | $12.2B | 0.64% | |
| 35 | MLACMOUNTAIN LAKE ACQUISITION CO | 1,182,271 | $12.1B | 0.64% | |
| 36 | POLEANDRETTI ACQUISITION CORP II | 1,161,916 | $12.1B | 0.63% | |
| 37 | DNBDUN & BRADSTREET HLDGS INC | 1,300,245 | $11.8B | 0.62% | |
| 38 | VCICVINE HILL CAP INVT CORP. | 1,095,551 | $11.4B | 0.60% | |
| 39 | FACTFACT II ACQUISITION CORP | 1,083,000 | $11.2B | 0.59% | |
| 40 | HONHONEYWELL INTL INC | 46,600 | $10.9B | 0.57% | Put |
| 41 | DDDUPONT DE NEMOURS INC | 158,100 | $10.8B | 0.57% | Put |
| 42 | —CRANE HBR ACQUISITION CORP | 1,025,000 | $10.6B | 0.56% | |
| 43 | IGTINTERNATIONAL GAME TECHNOLOG | 651,100 | $10.3B | 0.54% | Put |
| 44 | SZZLSIZZLE ACQUISITION CORP. II | 1,000,000 | $10.2B | 0.53% | |
| 45 | KCHVKOCHAV DEFENSE ACQUI CO | 1,000,000 | $10.2B | 0.53% | |
| 46 | AACBARTIUS II ACQUISITION INC | 995,939 | $10.1B | 0.53% | |
| 47 | TVATEXAS VENTURES ACQUISITION I | 972,064 | $10.0B | 0.52% | |
| 48 | LPBBLAUNCH TWO ACQUISITION CORP. | 950,000 | $9.9B | 0.52% | |
| 49 | —ARMADA ACQUISITION CORP II | 850,000 | $8.7B | 0.45% | |
| 50 | OYSEOYSTER ENTERPRISES II ACQUIS | 850,000 | $8.6B | 0.45% | |
| 51 | 2L9BLUEPRINT MEDICINES CORP | 64,928 | $8.3B | 0.44% | |
| 52 | GIGGIGCAPITAL7 CORP | 749,000 | $7.8B | 0.41% | |
| 53 | COPLCOPLEY ACQUISITION CORP | 753,100 | $7.6B | 0.40% | |
| 54 | —NEWBURY STR II ACQUISITION C | 725,111 | $7.5B | 0.39% | |
| 55 | ALFCENTURION ACQUISITION CORP | 688,140 | $7.3B | 0.38% | |
| 56 | CGCTCARTESIAN GROWTH CORP III | 700,000 | $7.1B | 0.37% | |
| 57 | TAVITAVIA ACQUISITION CORP | 680,000 | $7.0B | 0.37% | |
| 58 | IPODDUNE ACQUISITION CORP II | 666,477 | $6.8B | 0.35% | |
| 59 | SDHISIDDHI ACQUISITION CORP | 661,800 | $6.7B | 0.35% | |
| 60 | ATIIARCHIMEDES TECH SPAC PARTNER | 650,000 | $6.6B | 0.35% | |
| 61 | DTSQDT CLOUD STAR ACQUISITION CO | 619,817 | $6.4B | 0.34% | |
| 62 | LF2PACIFIC PREMIER BANCORP | 274,105 | $5.8B | 0.30% | |
| 63 | CMCSACOMCAST CORP NEW | 159,200 | $5.7B | 0.30% | Put |
| 64 | —GSR III ACQUISITION CORP | 516,137 | $5.6B | 0.29% | |
| 65 | BACQMAYWOOD ACQUISITION CORP | 532,807 | $5.4B | 0.28% | |
| 66 | GTENGORES HLDGS X INC | 516,973 | $5.4B | 0.28% | |
| 67 | BB3BROOKLINE BANCORP INC DEL | 491,392 | $5.2B | 0.27% | |
| 68 | LEGTLEGATO MERGER CORP III | 483,161 | $5.2B | 0.27% | |
| 69 | —BLUE WTR ACQUISITION CORP. I | 500,000 | $5.0B | 0.26% | |
| 70 | SPKLSPARK I ACQUISITION CORP | 427,716 | $4.7B | 0.24% | |
| 71 | ETWOGBPE2OPEN PARENT HOLDINGS INC | 1,417,877 | $4.6B | 0.24% | |
| 72 | PGACAIFEEX NEXUS ACQUISITION COR | 443,000 | $4.5B | 0.24% | |
| 73 | LCCCLAKESHORE ACQUISITION III CO | 439,436 | $4.5B | 0.23% | |
| 74 | MACIMELAR ACQUISITION CORP. I | 424,707 | $4.5B | 0.23% | |
| 75 | FGMCFG MERGER II CORP | 436,206 | $4.3B | 0.23% | |
| 76 | WLACWILLOW LANE ACQUISITION CORP | 414,349 | $4.2B | 0.22% | |
| 77 | HSPTHORIZON SPACE ACQUISITION II | 404,900 | $4.1B | 0.22% | |
| 78 | JENAJENA ACQUISITION CORP II | 400,000 | $4.1B | 0.22% | |
| 79 | —YHN ACQUISITION I LTD | 398,000 | $4.1B | 0.22% | |
| 80 | WENNWEN ACQUISITION CORP | 384,654 | $4.1B | 0.21% | |
| 81 | FVNFUTURE VISION II ACQUISITION | 376,362 | $3.9B | 0.21% | |
| 82 | RDACRISING DRAGON ACQUISITION CO | 367,500 | $3.8B | 0.20% | |
| 83 | QSEAQUARTZSEA ACQUISITION CORP | 366,605 | $3.7B | 0.19% | |
| 84 | SBXDSILVERBOX CORP IV | 332,262 | $3.6B | 0.19% | |
| 85 | IBACIB ACQUISITION CORP | 349,019 | $3.6B | 0.19% | |
| 86 | HSPTHORIZON SPACE ACQUSTN I CORP | 297,000 | $3.6B | 0.19% | |
| 87 | LWACLIGHTWAVE ACQUISITION CORP | 350,000 | $3.5B | 0.18% | |
| 88 | UYSCUY SCUTI ACQUISITION CORP. | 330,000 | $3.4B | 0.18% | |
| 89 | CAPNCAYSON ACQUISITION CORP | 325,000 | $3.4B | 0.18% | |
| 90 | NOEMCO2 ENERGY TRANSITION CORP | 331,013 | $3.3B | 0.18% | |
| 91 | —JVSPAC ACQUISITION CORP | 300,000 | $3.3B | 0.17% | |
| 92 | BKHABLACK HAWK ACQUISITION CORP | 300,000 | $3.2B | 0.17% | |
| 93 | DRDBROMAN DBDR ACQUISITION CORP | 300,000 | $3.1B | 0.16% | |
| 94 | ETHMDYNAMIX CORP | 282,000 | $2.9B | 0.15% | |
| 95 | TVAITHAYER VENTURES ACQ CORP II | 275,000 | $2.8B | 0.15% | |
| 96 | —EUREKA ACQUISITION CORP | 266,000 | $2.8B | 0.14% | |
| 97 | RFAIRF ACQUISITION CORP II | 250,000 | $2.6B | 0.14% | |
| 98 | NHICNEWHOLD INVT CORP III | 250,000 | $2.5B | 0.13% | |
| 99 | XRPNARMADA ACQUISITION CORP II | 250,000 | $2.5B | 0.13% | |
| 100 | PACHPIONEER ACQUISITION I CORP | 250,000 | $2.5B | 0.13% |
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