Westchester Capital Management, LLC Q4 2025 Filing
Filed February 13, 2026
Portfolio Value
$2.4B
Holdings
278
Report Date
Q4 2025
Filing Type
13F-HR
All Holdings (278 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | CYBRCYBERARK SOFTWARE LTD | 327,864 | $146.2M | 6.14% | |
| 2 | SPYSPDR S&P 500 ETF TR | 200,000 | $136.4M | 5.73% | Put |
| 3 | TECK/BTECK RESOURCES LTD | 2,845,112 | $136.2M | 5.72% | Put |
| 4 | EAELECTRONIC ARTS INC | 594,161 | $121.4M | 5.10% | |
| 5 | WBDWARNER BROS DISCOVERY INC | 3,980,001 | $114.7M | 4.82% | Put |
| 6 | NSCNORFOLK SOUTHN CORP | 387,596 | $111.9M | 4.70% | |
| 7 | GTLSCHART INDS INC | 496,058 | $102.3M | 4.30% | |
| 8 | FYBRFRONTIER COMMUNICATIONS PARE | 2,308,994 | $87.9M | 3.69% | |
| 9 | EXASEXACT SCIENCES CORP | 751,561 | $76.3M | 3.21% | |
| 10 | RNAAVIDITY BIOSCIENCES INC | 962,659 | $69.4M | 2.92% | |
| 11 | CMACOMERICA INC | 658,366 | $57.2M | 2.40% | |
| 12 | PRAPROASSURANCE CORP | 1,605,544 | $38.8M | 1.63% | |
| 13 | DAYDAYFORCE INC | 546,665 | $37.8M | 1.59% | |
| 14 | SEESEALED AIR CORP NEW | 853,621 | $35.4M | 1.49% | |
| 15 | YCYAA MISSION ACQUISITION CORP | 2,701,172 | $28.8M | 1.21% | |
| 16 | CFLTCONFLUENT INC | 857,198 | $25.9M | 1.09% | |
| 17 | LBRDALIBERTY BROADBAND CORP | 530,942 | $25.6M | 1.08% | |
| 18 | NGDNEW GOLD INC CDA | 2,852,255 | $24.8M | 1.04% | |
| 19 | HOLXHOLOGIC INC | 319,734 | $23.8M | 1.00% | |
| 20 | TGNATEGNA INC | 1,192,134 | $23.1M | 0.97% | |
| 21 | HYACHAYMAKER ACQUISITION CORP IV | 1,939,028 | $22.1M | 0.93% | |
| 22 | ANSCAGRICULTURE & NAT SOL ACQ CO | 1,964,677 | $21.9M | 0.92% | |
| 23 | ALAIR LEASE CORP | 334,421 | $21.5M | 0.90% | |
| 24 | KFIIK&F GROWTH ACQUISITION CORP | 1,885,000 | $19.5M | 0.82% | |
| 25 | CSXCSX CORP | 487,583 | $17.7M | 0.74% | Put |
| 26 | DMIIDRUGS MADE IN AMER ACQUTN CO | 1,669,000 | $17.3M | 0.73% | |
| 27 | APTVAPTIV PLC | 223,800 | $17.0M | 0.72% | Put |
| 28 | SZZLSIZZLE ACQUISITION CORP. II | 1,564,728 | $15.9M | 0.67% | |
| 29 | CTLPCANTALOUPE INC | 1,389,401 | $14.8M | 0.62% | |
| 30 | GPATGP-ACT III ACQUISITION CORP | 1,360,852 | $14.6M | 0.61% | |
| 31 | GTERAGLOBA TERRA ACQUISITION COR | 1,414,429 | $14.3M | 0.60% | |
| 32 | CADECADENCE BANK | 328,564 | $14.1M | 0.59% | |
| 33 | HONHONEYWELL INTL INC | 72,100 | $14.1M | 0.59% | Put |
| 34 | SDHISIDDHI ACQUISITION CORP | 1,349,197 | $13.9M | 0.58% | |
| 35 | TACHTITAN ACQUISITION CORP | 1,344,693 | $13.8M | 0.58% | |
| 36 | VACHVOYAGER ACQUISITION CORP | 1,261,894 | $13.5M | 0.57% | |
| 37 | SIMASIM ACQUISITION CORP. I | 1,270,312 | $13.5M | 0.57% | |
| 38 | NPACNEW PROVIDENCE ACQUISITION C | 1,278,999 | $13.1M | 0.55% | |
| 39 | OYSEOYSTER ENTERPRISES II ACQUIS | 1,295,112 | $13.1M | 0.55% | |
| 40 | THSTREEHOUSE FOODS INC | 553,686 | $13.1M | 0.55% | |
| 41 | KCHVKOCHAV DEFENSE ACQUI CO | 1,286,000 | $13.0M | 0.55% | |
| 42 | SOULSOULPOWER ACQUISITION CORP | 1,279,300 | $13.0M | 0.55% | |
| 43 | PLMKPLUM ACQUISITION CORP IV | 1,225,000 | $12.8M | 0.54% | |
| 44 | JACSJACKSON ACQUISITION CO II | 1,186,200 | $12.4M | 0.52% | |
| 45 | ALDFALDEL FINL II INC | 1,159,448 | $12.2M | 0.51% | |
| 46 | POLEANDRETTI ACQUISITION CORP II | 1,111,416 | $11.7M | 0.49% | |
| 47 | GIWGIGCAPITAL8 CORP | 1,080,000 | $10.7M | 0.45% | |
| 48 | AACBARTIUS II ACQUISITION INC | 995,939 | $10.3M | 0.43% | |
| 49 | BCARD. BORAL ARC ACQ I CORP. | 1,002,475 | $10.1M | 0.42% | |
| 50 | LPBBLAUNCH TWO ACQUISITION CORP. | 950,000 | $10.0M | 0.42% | |
| 51 | FACTFACT II ACQUISITION CORP | 921,116 | $9.6M | 0.40% | |
| 52 | ATIIARCHIMEDES TECH SPAC PARTNER | 907,144 | $9.4M | 0.39% | |
| 53 | —NEWBURY STR II ACQUISITION C | 898,111 | $9.4M | 0.39% | |
| 54 | JENAJENA ACQUISITION CORP II | 912,000 | $9.3M | 0.39% | |
| 55 | MLACMOUNTAIN LAKE ACQUISITION CO | 887,700 | $9.2M | 0.39% | |
| 56 | OBAOXLEY BRIDGE ACQ LTD | 917,657 | $9.2M | 0.39% | |
| 57 | COPLCOPLEY ACQUISITION CORP | 860,600 | $8.8M | 0.37% | |
| 58 | PACHPIONEER ACQUISITION I CORP | 850,000 | $8.6M | 0.36% | |
| 59 | XRPNARMADA ACQUISITION CORP II | 833,400 | $8.5M | 0.36% | |
| 60 | KHCKRAFT HEINZ CO | 342,800 | $8.3M | 0.35% | Put |
| 61 | LWACLIGHTWAVE ACQUISITION CORP | 819,872 | $8.2M | 0.35% | |
| 62 | KDPKEURIG DR PEPPER INC | 272,634 | $7.6M | 0.32% | Put |
| 63 | ALFCENTURION ACQUISITION CORP | 688,240 | $7.3M | 0.31% | |
| 64 | TASKTASKUS INC | 602,597 | $7.1M | 0.30% | |
| 65 | TAVITAVIA ACQUISITION CORP | 680,000 | $7.1M | 0.30% | |
| 66 | LCCCLAKESHORE ACQUISITION III CO | 689,436 | $7.0M | 0.30% | |
| 67 | AXINAXIOM INTELLIGENCE AC CORP 1 | 675,000 | $6.8M | 0.29% | |
| 68 | IPODDUNE ACQUISITION CORP II | 666,477 | $6.8M | 0.29% | |
| 69 | GSRFGSR IV ACQUISITION CORP | 650,000 | $6.7M | 0.28% | |
| 70 | CRAQCAL REDWOOD ACQUISITION CORP | 650,000 | $6.6M | 0.28% | |
| 71 | SOCASOLARIUS CAPITAL ACQU CORP | 640,000 | $6.4M | 0.27% | |
| 72 | —CROWN RESV ACQUISITION CORP | 610,000 | $6.1M | 0.25% | |
| 73 | HAVAHARVARD AVE ACQUISITION CORP | 598,790 | $6.0M | 0.25% | |
| 74 | LOBLIVE OAK ACQUISITION CORP V | 550,046 | $5.7M | 0.24% | |
| 75 | FTWEQV VENTURES AC CORP. II | 550,000 | $5.5M | 0.23% | |
| 76 | BACQINFLECTION POINT ACQU CORP V | 532,807 | $5.5M | 0.23% | |
| 77 | TVAITHAYER VENTURES ACQ CORP II | 525,000 | $5.3M | 0.22% | |
| 78 | GTENGORES HLDGS X INC | 515,073 | $5.3M | 0.22% | |
| 79 | LEGTLEGATO MERGER CORP III | 483,161 | $5.3M | 0.22% | |
| 80 | APADA PARADISE ACQUISITION CORP | 521,794 | $5.2M | 0.22% | |
| 81 | VNMEVENDOME ACQUISITION CORP I | 500,000 | $5.0M | 0.21% | |
| 82 | DMIIDRUGS MADE IN AMER ACQ II CO | 502,914 | $5.0M | 0.21% | |
| 83 | NMPNMP ACQUISITION CORP | 500,000 | $5.0M | 0.21% | |
| 84 | DMIIDRUGS MADE IN AMER ACQ II CO | 500,000 | $4.9M | 0.21% | |
| 85 | —APEX TREAS CORP | 500,000 | $4.9M | 0.21% | |
| 86 | YCYAA MISSION ACQUISITION CORP | 494,185 | $4.9M | 0.21% | |
| 87 | NHICNEWHOLD INVT CORP III | 450,000 | $4.7M | 0.20% | |
| 88 | CEPFCANTOR EQUITY PARTNERS V INC | 450,000 | $4.6M | 0.19% | |
| 89 | PGACPANTAGES CAPITAL ACQUISITION | 443,000 | $4.6M | 0.19% | |
| 90 | MACIMELAR ACQUISITION CORP. I | 424,707 | $4.5M | 0.19% | |
| 91 | TACOBERTO ACQUISITION CORP | 433,460 | $4.4M | 0.18% | |
| 92 | —ORIGIN INVT CORP I | 425,000 | $4.3M | 0.18% | |
| 93 | CUBLIONHEART HOLDINGS | 400,036 | $4.3M | 0.18% | |
| 94 | HSPTHORIZON SPACE ACQUISITION II | 404,900 | $4.3M | 0.18% | |
| 95 | CMCSACOMCAST CORP NEW | 141,500 | $4.2M | 0.18% | Put |
| 96 | —BLUE WTR ACQUISITION CORP. I | 400,000 | $4.2M | 0.18% | |
| 97 | GIGGIGCAPITAL7 CORP | 393,423 | $4.1M | 0.17% | |
| 98 | PACHPIONEER ACQUISITION I CORP | 408,612 | $4.1M | 0.17% | |
| 99 | AIIAAI INFRASTRUCTURE ACQUISI | 400,000 | $4.1M | 0.17% | |
| 100 | —CSLM DIGITA ASSET ACQ CORP I | 400,000 | $4.0M | 0.17% |
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