Listed

Westchester Capital Management, LLC

An institutional investment manager in VALHALLA, NY. Its Form 13F for the quarter ended Jun 30, 2026, filed Aug 14, 2026. SEC CIK 1512805.

Share

Holdings: 310 positions

The filing on sec.gov

As filed, largest first. Reported value is what the manager stated for each position at the quarter end, in US dollars; it is filing data, not a price. Weight is the position's share of the total reported value. Changes compare with the 13F for the quarter ended 2026-03-31. The filing's table has 878 lines; lines for the same security and option type are added together here.

Westchester Capital Management, LLC, holdings
IssuerClassCUSIPReported value$mWeightSharesPut or callChange on the quarter before
Electronic Arts IncCOM2855121091698.3%826,173Added+100,880
Norfolk Southn CorpNSCCOM6558441081627.9%515,734Added+14,096
Warner Bros Discovery IncCOM SER A9344231041527.5%5,715,678Added+482,561
Chart Inds IncCOM16115Q3081286.3%613,584Added+117,526
Webster Finl CorpCOM9478901091075.2%1,397,789Reduced−435,360
Unifirst Corp MassUNFCOM90470810476.03.7%287,253Added+28,787
Digitalbridge Group IncCL A NEW25401T60358.32.9%3,697,020Added+758,672
Penumbra IncPENCOM70975L10749.72.4%157,472Added+80,842
Qorvo IncCOM74736K10149.72.4%532,551Added+268,656
Roku IncROKUCOM CL A77543R10243.42.1%314,488New+314,488
Caesars Entertainment Inc NeCZRCOM12769G10041.62.0%1,377,630Added+1,159,830
Agriculture & Nat Sol Acq CoSHS CL AG0131Y10023.21.1%2,044,768Unchanged
Kenvue IncKVUECOM49177J10219.51.0%1,022,789Added+691,439
Organon & CoOGNCOMMON STOCK68622V10619.30.9%1,426,578New+1,426,578
Select Med Holdings CorpCOM81619Q10516.20.8%983,315New+983,315
Topbuild CorCOM89055F10315.90.8%37,399New+37,399
K&F Growth Acquisition CorpSHS CL AG5225811115.60.8%1,476,268Unchanged
AES CorpAESCOM00130H10514.90.7%1,013,872New+1,013,872
Globa Terra Acquisition CorCL A ORD SHSG3933N11614.60.7%1,414,429Unchanged
GIGCAPITAL8 CorpORD CL AG3864J10013.40.7%1,330,000Unchanged
Oyster Enterprises II AcquisORD SHS CL AG6861F10413.40.7%1,295,112Unchanged
Kochav Defense Acqui CoSHS CL AG5304D10613.30.7%1,286,000Unchanged
Soulpower Acquisition CorpUSD CL A ORD SHSG8274510313.20.6%1,279,300Unchanged
Siddhi Acquisition CorpCL A SHSG8118C12413.00.6%1,249,197Unchanged
Pioneer Acquisition I CorpCL A ORD SHSG7117W10712.90.6%1,258,612Unchanged
Jackson Acquisition Co IICOM SHS CL AG4992A11012.60.6%1,186,200Unchanged
Topbuild CorCOM89055F10312.60.6%29,600PutNew+29,600
Aldel Finl II IncCL AG0155810812.40.6%1,159,448Unchanged
Sizzle Acquisition Corp. IIUSD CL A ORD SHSG8193F10912.20.6%1,175,280Reduced−386,465
Janus Henderson Group plcORD SHSG4474Y21412.00.6%230,719Unchanged
Andretti Acquisition Corp IIORD SHS CL AG2674510211.90.6%1,111,416Unchanged
New Providence Acquisition CUSD CL A ORD SHSG6476A10211.70.6%1,128,999Unchanged
Oxley Bridge Acq LtdUSD CL A ORD SHSG6858G10711.40.6%1,117,657Unchanged
Artius II Acquisition IncSHS CL AG0509J11510.40.5%995,939Unchanged
CAL Redwood Acquisition CorpCOM CL AG1756410810.30.5%1,000,000Unchanged
Launch Two Acquisition Corp.ORD SHS CL AG5S87A10510.20.5%950,000Unchanged
Apex Treas CorpORD SHS CL AG0410410810.10.5%1,000,000Unchanged
Apogee Therapeutics IncCOM03770N1019.70.5%72,962New+72,962
Newbury STR II Acquisition CORD SHS CL AG6439S1099.50.5%898,111Unchanged
Jena Acquisition Corp IIUSD CL A ORD SHSG5093B1059.40.5%912,000Unchanged
Quantum Leap Acquisition CorCL A ORD SHSG731671019.40.5%950,000New+950,000
GSR IV Acquisition CorpCL A SHSG4R12K1079.10.4%900,000Unchanged
Titan Acquisition CorpCL AG8901A1039.10.4%869,693Reduced−475,000
Copley Acquisition CorpORD SHS CL AG242431009.00.4%860,600Unchanged
Armada Acquisition Corp IICOM CL AG0R38G1048.70.4%833,400Unchanged
Republic Digital AcquisitionUSD CL A ORD SHSG7515A1038.50.4%825,000Unchanged
Mountain Lake Acquisit CorpUSD CL A ORD SHSG6301L1098.50.4%853,517New+853,517
Lightwave Acquisition CorpUSD CL A ORD SHSG5490M1008.40.4%819,872Unchanged
Harvard Ave Acquisition CorpUSD CL A ORD SHSG4330A1038.10.4%796,944Added+598,790
Fact II Acquisition CorpORD SHS CL AG329011037.70.4%726,116Unchanged
McKinley Acquisition CorpSHS CL AG6005T1017.50.4%740,000Unchanged
Berto Acquisition CorpORD SHSG1051H1017.40.4%703,632Unchanged
White Pearl Acquisition CorpORD SHS CL AG961931007.10.3%705,324Added+455,324
Apex Tech Acquisition IncORD SHSG0R21F1057.00.3%700,000New+700,000
Collective Acquisition CorpSHS CL AG2867S1097.00.3%666,477Unchanged
WEN Acquisition CorpCOM CL AG9R39C1036.90.3%671,583Unchanged
Aptiv plcCOM SHSG3265R1076.90.3%111,900PutUnchanged
Aptiv plcCOM SHSG3265R1076.90.3%111,900Unchanged
Barrick MNG CorpBCOM SHS06849F1086.60.3%180,600Added+25,100
CSLM Digita Asset Acq Corp IUSD CL A ORD SHSG2584S1016.60.3%650,000Unchanged
Solarius Capital Acqu CorpSHS CL AG826171046.60.3%640,000Unchanged
Quartzsea Acquisition CorpORD SHSG7314B1046.40.3%611,605Added+245,000
Crown Resv Acquisition CorpORD SHS CL AG2574F1196.40.3%635,872Unchanged
Drugs Made in Amer Acq II CoUSD ORD SHSG2851K1046.30.3%621,797Added+121,791
Drugs Made in Amer Acqutn CoORD SHSG2847J1046.20.3%581,790Reduced−1,087,210
QXO IncQXOCOM NEW82846H4056.20.3%356,700PutNew+356,700
Activate Energy Acquisit CorCL A ORD SHSG0081J1036.00.3%600,000Added+350,000
Blue WTR Acquisition Corp. IORD SHS CL AG1368E1065.80.3%565,552Unchanged
AA Mission Acquisition CorpORD SHS CL AG1000S1095.80.3%572,185Unchanged
Yorkville Acquisition Corp.SHS CL AG986591165.60.3%550,000Unchanged
EQV Ventures Ac Corp. IIORD SHS CL AG3106Q1025.60.3%550,000New+550,000
Inflection Point Acqu Corp VORD SHS CL AG6001J1075.60.3%532,807Unchanged
Collective Acquisition CorpUNIT 04/27/2031G227411215.50.3%550,000New+550,000
Barrick MNG CorpBCOM SHS06849F1085.50.3%150,300PutReduced−4,800
Thayer Ventures Acq Corp IICL AG878901025.40.3%525,000Unchanged
Gores Holdings X IncSHS CL AG4002F1095.40.3%515,073Unchanged
NMP Acquisition CorpCL AG6375X1045.10.3%500,000Unchanged
Vendome Acquisition Corp ICOM CL AG9580A1095.10.3%500,000Unchanged
Drugs Made in Amer Acq II CoUNIT 09/16/2030G2851K1205.10.3%502,914Unchanged
Quasaredge Acquisition CorpORD SHSG7315L1015.00.2%507,797New+507,797
SC II Acquisition CorpORD SHS CLASS AG7866D1025.00.2%500,000Unchanged
Honeywell International IncHONCOM4385162055.00.2%22,300PutNew+22,300
Spacsphere Acquisition CorpCL A SHSG8T0881095.00.2%500,000New+500,000
Aperture AcUSD CL A ORD SHSG0474D1015.00.2%500,000New+500,000
Honeywell Aerospace IncHONACOM43849R1054.90.2%22,300PutNew+22,300
Newhold Invt Corp IIIORD SHS CL AG6486E1024.90.2%450,000Unchanged
Axiom Intelligence Ac Corp 1ORD SHS CL AG0750N1044.80.2%460,459Reduced−214,541
L3HARRIS Technologies IncLHXCOM5024311094.70.2%16,200PutAdded+8,300
Roman DBDR Acquisition CorpORD SHS CL AG7633M1044.60.2%438,091Added+252,847
Lake Superior Acquisition CoUSD CL A ORD SHSG5354C1074.60.2%455,000Added+255,000
Silver Pegasus Acquisition CSHS CL AG8192J1024.60.2%445,000Added+95,000
Valaris LtdCL AG9460G1014.50.2%62,646Added+1,100
Miluna Acquisition CorpUSD CL A ORD SHSG6180J1004.50.2%450,000Unchanged
Bhav Acquisition CorpCL A ORD SHSG1R59W1014.50.2%450,000New+450,000
Maywood Acquisition Corp 2ORD SHS CL A USDG5T1171024.40.2%450,000New+450,000
Origin Invt Corp IORD SHSG677511004.40.2%425,000Unchanged
AI Infrastructure AcquisiUNIT 99/99/9999G013361254.10.2%400,000Unchanged
Future Vision II AcquisitionSHSG370681064.10.2%376,362Unchanged
CSLM Digita Asset Acq Corp IUNIT 08/12/2030G2584S1354.10.2%400,000Unchanged
Ribbon Acquisition CorpORD SHS CL AG7552W1093.90.2%375,734Unchanged
Blackrock Muniholdings FD inMHDCOM09253N1043.90.2%326,160Unchanged
Huntsman CorpHUNCOM4470111073.90.2%364,321New+364,321
Starry Sea Acquisition CorpSHSG8559L1123.80.2%375,000Unchanged
GIGCAPITAL9 CorpCL AG3865B1143.70.2%368,544Added+268,544
Calisa Acquisition CorpORD SHSG1771C1013.60.2%354,923Unchanged
Quantumsphere Acquisition CoORD SHSG7387B1063.60.2%350,000Added+100,000
Meshflow Acquisition CorpUNIT 11/19/2030G6032N1273.50.2%350,000Unchanged
Silverbox Corp IVSHS CL AG813541053.50.2%325,485Unchanged
GSR V Acquisition CorpUNIT 05/12/2031G4R1021253.50.2%350,000New+350,000
Fedex CorpFDXCOM31428X1063.50.2%11,200PutReduced−4,400
Fedex CorpFDXCOM31428X1063.50.2%11,200Reduced−4,400
CO2 Energy Transition CorpNOEMCOM12664M1033.50.2%331,013Unchanged
Pono Cap Four IncCL A ORD SHSG717021073.50.2%350,000New+350,000
Procap Acquisition CorpSHS CL AG7257A1053.40.2%329,924Added+69,110
AI Infrastructure AcquisiORD SHS CL AG013361093.40.2%331,000Unchanged
Launchpad Cadenza Acqu CorpUSD CL A ORD SHSG6001S1073.30.2%334,463New+334,463
TXNM Energy IncTXNMCOM69349H1073.30.2%58,597New+58,597
M Evo GBL Acquisition Corp IUNIT 01/23/2031G6071J1283.30.2%328,858Unchanged
L3HARRIS Technologies IncLHXCOM5024311093.20.2%10,966Added+8,300
OTG Acquisition Corp. IORD CL AG6791A1003.20.2%312,800New+312,800
Comcast Corp NewCMCSACL A20030N1013.20.2%128,800New+128,800
Comcast Corp NewCMCSACL A20030N1013.20.2%128,800PutNew+128,800
XFLH Cap CorpORD SHSG9834D1073.10.2%315,547New+315,547
Brighthouse Finl IncBHFCOM10922N1033.10.2%49,090Unchanged
GIGCAPITAL9 CorpUNIT 12/01/2030G3865B1063.10.1%300,000Unchanged
Chenghe Acquisition III CoORD SHS CL AG2086N1052.80.1%277,000Added+275,000
Wintergreen Acquisition CorpSHSG9717M1092.60.1%254,058Unchanged
Aldabra 4 Lqdty Opp Veh IncUNIT 12/23/2030G019002012.60.1%250,000Unchanged
Bain Cap GSS Invt CorpUNIT 99/99/9999G0R78B1222.60.1%250,000Unchanged
Crown Resv Acquisition CorpUNIT 10/14/2030G2574F1012.60.1%250,000Unchanged
Indigo Acquisition CorpORD SHSG4791J1062.60.1%250,000Unchanged
West Enclave Merger CorpUNIT 99/99/9999G9600E1232.60.1%253,203New+253,203
Pyrophyte Acquisition Corp.CL A SHSG7309T1022.50.1%250,000Unchanged
Starlink Ai Acquisition CorpUNIT 99/99/9999G8443M1282.50.1%250,000New+250,000
Bluerock Acquisition CorpUNIT 11/06/2030G1352R1212.50.1%250,000Unchanged
Gesher Acquisition Corp. IIUSD CL A ORD SHSG3852D1072.50.1%240,000Unchanged
Ithax Acquisition Corp IIIUSD CL A ORD SHSG4977S1022.50.1%250,000New+250,000
Future Money Acquisition CorORD SHSG3700S1082.50.1%250,000New+250,000
Wilco 63 CorpUNIT 05/29/2031G9640P1202.50.1%250,000New+250,000
Apogee Acquisition CorpORD SHS CL AG041261012.50.1%250,000New+250,000
K2 Cap Acquisition CorpORD SHS CL AG5226B1052.50.1%250,000New+250,000
Tribeca Strategic AcquisitioUNIT 05/22/2031G904201292.50.1%250,000New+250,000
Galaxyedge Acquisition CorpORD SHSG3710B1032.50.1%250,000New+250,000
Interprivate Invts PartnersUNIT 05/27/2031G490971272.50.1%250,000New+250,000
Charlton Aria Acquisition CoORD SHS CL AG9877L1072.40.1%222,500Added+22,500
Westin Acquisition CorpORD SHS CL AG9584S1062.30.1%226,200Unchanged
Breeze Acquisition Corp IIORD SHSG132271062.30.1%230,000New+230,000
Cartesian Growth Corp IVUNIT 06/08/2031G193161272.30.1%225,000New+225,000
Bitcoin Infrastructure AcquiUNIT 11/06/2030G1143H1272.20.1%220,000Unchanged
Cohen Circle Acquisit Corp IUNIT 07/01/2030G2254C1052.20.1%210,630Unchanged
Blackrock Muniyild Qult FD IMQYCOM09254F1002.20.1%188,139Unchanged
DT Cloud Star Acquisition CoSHSG2853N1062.10.1%187,722Unchanged
Stellar V Cap CorpSHS CL AG8475V1032.10.1%200,000Unchanged
Cantor Equity Partners V IncSHS CL A SG1828S1092.10.1%200,000Reduced−250,000
Lafayette Acquisition CorpORD SHSG534261052.0<0.1%200,000New+200,000
Iron Dome Acquisition I CorpUNIT 02/27/2031G4949K1202.0<0.1%200,000New+200,000
Mozayyx Acquisition CorpUNIT 99/99/9999G631131232.0<0.1%200,000Unchanged
Lakeshore Acquisition III CoUSD ORD SHSG5353S1032.0<0.1%192,703Reduced−496,733
Muzero Acquisition CorpUNIT 01/30/2031G8775A1222.0<0.1%200,000Unchanged
Soren Acquisition CorpUNIT 12/19/2030G8274J1292.0<0.1%200,000Unchanged
Cambridge Acquisition CorpUNIT 01/30/2031G1871M1242.0<0.1%200,000Unchanged
ACP Holdings Acquisition CorCL AG0113G1012.0<0.1%200,000New+200,000
Fifth Era Acquisition Corp IORD SHS CL AG3415K1011.9<0.1%186,300Added+100,000
Churchill Capital Corp IXCL A SHSG213011091.9<0.1%175,971Reduced−648,798
Bio-Techne CorpTECHCOM09073M1041.9<0.1%26,328New+26,328
Emmis Acquisition Corp.SHS CL AG3037D1051.8<0.1%175,000Unchanged
Galata Acquisition Corp IIORD SHS CL AG3R25N1081.8<0.1%175,000Unchanged
Highview Merger CorpORD SH CL AG4569C1011.7<0.1%170,299Unchanged
FG Merger II CorpCOM30334J1021.6<0.1%155,928Reduced−193,244
Columbus Circle Cap Corp IIUNIT 02/11/2031G2296M1111.6<0.1%150,000Unchanged
Figx Cap Acquisition Corp.USD CL A ORD SHSG3473K1001.6<0.1%152,916Unchanged
Perimeter Acquisition Corp ICOM CL AG7010A1291.6<0.1%150,000Unchanged
Liberty Broadband CorpCOM SER A5303071071.6<0.1%46,828Reduced−119,885
Apex Treas CorpUNIT 10/07/2030G041041161.5<0.1%150,000Unchanged
American Drive Acquisition CUNIT 12/04/2030G0R91M1211.5<0.1%150,000Unchanged
Iron Horse Acquisit II CorpIRHOUNIT 07/11/203046283H2021.5<0.1%150,000Unchanged
Idea Acquisition CorpUNIT 01/06/2031G4727U1261.5<0.1%150,000Unchanged
Disciplined GrowthUNIT 99/99/9999G2775W1271.5<0.1%150,000New+150,000
Illumination Acquisitio CorpUNIT 12/23/2031G470AU1261.5<0.1%150,000Unchanged
Legato Merger Corp IVUNIT 99/99/9999G7318R1211.5<0.1%150,000Unchanged
Praetorian Acquisition CorpUNIT 01/16/2031G7S17G1111.5<0.1%150,000Unchanged
JAB Acquisition Corp IUNIT 06/05/2031G500041291.5<0.1%150,000New+150,000
Lafayette Digital AcquisitioORD CLASS AG5345D1071.5<0.1%150,000New+150,000
Cantor Equity Partners VII ICL A ORD SHSG1828W1001.5<0.1%148,146New+148,146
Vernal Cap Acquisition CorpORD SHSG93Y7F1061.5<0.1%150,000New+150,000
McKinley Acquisition CorpUNIT 07/25/2030G6005T1271.5<0.1%142,813Unchanged
Texas Ventures Acquisition IUSD CL A ORD SHSG8772L1051.4<0.1%136,832Unchanged
Daedalus SPL Acquisition CorUNIT 11/10/2030G2616C1241.4<0.1%142,208Unchanged
UY Scuti Acquisition Corp.ORD SHSG93Y0A1041.4<0.1%130,200Reduced−199,800
Honeywell International IncHONCOM4385162051.4<0.1%6,087New+6,087
Honeywell Aerospace IncHONACOM43849R1051.3<0.1%6,087New+6,087
Translational Dev AcquisitioCOM CL AG9008W1051.3<0.1%124,328Reduced−124,524
Silver Pegasus Acquisition CUNIT 06/26/2030G8192J1281.3<0.1%125,000Unchanged
Ampercap Acquisition CoUNIT 05/22/2031G0344N1231.3<0.1%130,000New+130,000
Peace Acquisition CorpUNIT 05/19/2031G6956D1211.3<0.1%125,000New+125,000
OTG Acquisition Corp. IUNIT 09/05/2030G6791A1261.3<0.1%125,000Unchanged
Social Comm Partners CorpUNIT 11/24/2030G8254P1291.3<0.1%125,000Unchanged
Leapfrog Acquisition CorpUNIT 11/10/2030G5414D1291.3<0.1%125,000Unchanged
Abony Acquisition Corp IUNIT 01/29/2031G005821251.3<0.1%125,000Unchanged
Blackrock Muniyield QualityMYICOM09254E1031.2<0.1%112,436Unchanged
Black Hawk Acquisition CorpUSD CL A SHSG1148A1011.2<0.1%102,000Unchanged
Proem Acquisition Corp IUNIT 01/29/2031G7341A1291.2<0.1%117,188Reduced−5,000
D. Boral Arc Acq I Corp.SHS CL AG2616F1011.0<0.1%99,178Reduced−287,190
Archimedes Tech Spac PTNRS IUNIT 01/23/2031G0453R1211.0<0.1%100,000Unchanged
Blueport Acquisition LtdUSD CL A ORD SHSG1196A1021.0<0.1%100,000Unchanged
Silverbox Corp VUNIT 99/99/9999G8148S1231.0<0.1%100,000Unchanged
Forefront Technology HoldingUNIT 04/30/2031G3624C1221.0<0.1%100,000New+100,000
Blue WTR Acquisition Corp IVUNIT 99/99/9999G1368A1201.0<0.1%100,000Unchanged
Lafayette Digital AcquisitioUNIT 12/23/2030G5345D1231.0<0.1%100,000Unchanged
Colombier Acquisition Corp IUNIT 99/99/9999G2284A1290.9<0.1%87,212Unchanged
Figx Cap Acquisition Corp.UNIT 06/17/2030G3473K1260.9<0.1%85,000Unchanged
Fedex FGHT HLDG Co IncFDXFCOMMON STOCK3143521050.8<0.1%5,600PutNew+5,600
Fedex FGHT HLDG Co IncFDXFCOMMON STOCK3143521050.8<0.1%5,600New+5,600
EGH Acquisition Corp.SHS CL AG2946P1000.8<0.1%80,900Unchanged
Franklin Unvl TRFTSH BEN INT3551451030.8<0.1%102,032Unchanged
Stonebridge Acquisition II CCL A SHSG850961080.8<0.1%80,000Unchanged
Viking Acquisition Corp IUNIT 99/99/9999G9582G1200.8<0.1%75,000Unchanged
Space Asset Acquisition CorpUNIT 01/13/2031G8375S1270.7<0.1%62,497Unchanged
Championsgate Acquisition CoSHS CL AG2124S1080.6<0.1%60,000New+60,000
Flag Ship Acquisition CorpORD SHSG3530C1090.6<0.1%52,702Unchanged
Eureka Acquisition CorpSHS CL AG321681090.6<0.1%50,000Unchanged
Crane HBR Acquisition Corp IUNIT 12/09/2030G250141200.5<0.1%50,000Unchanged
Infinite Eagle Acquisition CUNIT 01/13/2031G4802J1290.5<0.1%50,000Unchanged
M3-BRIGADE Acquisition VI CoUNIT 08/18/2030G632211240.5<0.1%50,000Unchanged
Newhold Invts Corp IVUNIT 04/14/2031G6486G1230.5<0.1%50,000New+50,000
BTC Dev CorpUNIT 09/11/2030G0701G1250.5<0.1%50,000Unchanged
Krakacquisition CorporationUNIT 12/23/2030G5315G1220.5<0.1%50,000Unchanged
Dynamix Corp IIIUNIT 10/09/2030G2949T1250.5<0.1%50,000Unchanged
Texas Ventures Acquisition IUNIT 06/15/2031G8773A1160.5<0.1%47,750New+47,750
1RT Acquisition Corp.UNIT 06/26/2030G6757R1210.3<0.1%30,820Unchanged
Eaton Vance Floating Rate inEFTCOM2782791040.3<0.1%26,678Unchanged
CN Healthy Food Tech Group CUCFICOM4628371050.3<0.1%48,718Unchanged
HCM III Acquisition CorpUNIT 07/23/2030G4365E1290.3<0.1%25,000Unchanged
Horizon Space Acquisition IIORD SHSG4627B1030.2<0.1%21,004Unchanged
GSR IV Acquisition CorpRIGHT 08/22/2030G4R12K1150.2<0.1%92,854Unchanged
Kochav Defense Acqui CoRIGHT 05/21/2030G5304D1140.2<0.1%1,000,000Unchanged
Collective Acquisition Corp*W EXP 04/04/203G2867S1170.2<0.1%449,855Unchanged
Quantum Leap Acquisition Cor*W EXP 03/11/202G731671270.1<0.1%950,000New+950,000
Gores Holdings X Inc*W EXP 05/02/203G4002F1250.1<0.1%128,764Unchanged
Jackson Acquisition Co IIRIGHT 99/99/9999G4992A1360.1<0.1%803,750Reduced−46,250
Teamshares IncTMS*W EXP 06/18/20387821B1170.1<0.1%74,999New+74,999
Futurecrest Acquisition CorpUNIT 99/99/9999G3730U1230.1<0.1%10,000Unchanged
New Providence Acquisition C*W EXP 04/24/203G6476A1100.1<0.1%363,930Unchanged
Oyster Enterprises II AcquisRIGHT 05/22/2030G6861F1380.1<0.1%850,000Unchanged
Pioneer Acquisition I Corp*W EXP 06/16/203G7117W1150.1<0.1%424,999Unchanged
Aldel Finl II Inc*W EXP 09/26/203G015581240.1<0.1%312,499Unchanged
Soulpower Acquisition CorpRIGHT 99/99/9999G827451370.1<0.1%747,800Unchanged
Aimei Health Technology Co LRIGHT 11/17/2028G013411330.1<0.1%288,212Unchanged
Armada Acquisition Corp II*W EXP 05/21/203G0R38G1120.1<0.1%100,055Unchanged
Spacsphere Acquisition CorpRIGHT 02/06/2031G8T0881170.1<0.1%500,000New+500,000
Lightwave Acquisition Corp*W EXP 06/06/203G5490M1260.1<0.1%284,934Unchanged
Mountain Lake Acquisit Corp*W EXP 99/99/999G6301L1170.1<0.1%307,261New+307,261
Lakeshore Acquisition III CoRIGHT 08/01/2026G5353S1370.1<0.1%396,601Reduced−42,835
Midcap Financial Invstmnt CoMFICCOM NEW03761U5020.1<0.1%7,702Unchanged
Titan Acquisition Corp*W EXP 05/16/203G8901A1110.1<0.1%122,345Reduced−550,000
EQV Ventures Ac Corp. II*W EXP 06/30/203G3106Q1280.1<0.1%183,330New+183,330
Perimeter Acquisition Corp I*W EXP 05/13/203G7010A1110.1<0.1%74,998Unchanged
WEN Acquisition Corp*W EXP 99/99/999G9R39C1110.1<0.1%192,324Unchanged
Jena Acquisition Corp IIRIGHT 03/31/2030G5093B1130.1<0.1%400,000Unchanged
Activate Energy Acquisit Cor*W EXP 11/10/203G0081J1110.1<0.1%174,998New+174,998
Harvard Ave Acquisition CorpRIGHT 99/99/9999G4330A1110.1<0.1%598,790New+598,790
Pantages Capital AcquisitionRIGHT 11/15/2029G8089R1180.1<0.1%385,000Unchanged
Breeze Acquisition Corp IIRIGHT 03/03/2031G132271140.1<0.1%230,000New+230,000
White Pearl Acquisition CorpRIGHT 09/10/2030G961931260.1<0.1%205,324New+205,324
Drugs Made in Amer Acqutn CoRIGHT 12/09/2029G2847J1120.1<0.1%500,000Unchanged
Blue WTR Acquisition Corp. I*W EXP 05/23/203G1368E1140.1<0.1%148,958Reduced−50,000
AA Mission Acquisition Corp*W EXP 07/23/203G1000S1250.1<0.1%247,090Unchanged
Texas Ventures Acquisition I*W EXP 04/23/203G8772L1130.1<0.1%100,717Unchanged
Newhold Invt Corp III*W EXP 01/30/203G6486E1100.1<0.1%25,352Reduced−74,646
SIM Acquisition Corp. I*W EXP 06/01/203G8431T1190.0<0.1%187,499Unchanged
Launch Two Acquisition Corp.*W EXP 10/09/202G5S87A1130.0<0.1%124,999Unchanged
Newbury STR II Acquisition C*W EXP 06/01/203G6439S1170.0<0.1%225,000Unchanged
IB Acquisition CorpIBACRIGHT 09/28/202644934N1160.0<0.1%349,019Unchanged
Thayer Ventures Acq Corp IIRIGHT 05/15/2030G878901100.0<0.1%275,000Unchanged
Aperture AcRIGHT 05/06/2031G0474D1190.0<0.1%250,000New+250,000
Launchpad Cadenza Acqu Corp*W EXP 12/15/203G6001S1150.0<0.1%111,486New+111,486
Sizzle Acquisition Corp. IIRIGHT 04/02/2030G8193F1330.0<0.1%234,007Reduced−765,993
Lake Superior Acquisition CoRIGHT 09/19/2030G5354C1150.0<0.1%36,425New+36,425
UY Scuti Acquisition Corp.RIGHT 03/03/2030G93Y0A1120.0<0.1%330,000Unchanged
Tavia Acquisition CorpRIGHT 11/26/2029G868801460.0<0.1%400,000Unchanged
Avalanche Treas CorpAVATSHS CL A05338N1010.0<0.1%69,998New+69,998
CAL Redwood Acquisition CorpRIGHT 05/15/2030G175641160.0<0.1%150,000Unchanged
Stellar V Cap Corp*W EXP 10/15/202G8475V1110.0<0.1%99,998Unchanged
Ithax Acquisition Corp III*W EXP 11/17/203G4977S1100.0<0.1%124,998New+124,998
Gesher Acquisition Corp. II*W EXP 10/31/203G3852D1150.0<0.1%119,999Unchanged
K&F Growth Acquisition CorpRIGHT 08/29/2031G522581290.0<0.1%250,000Unchanged
Roman DBDR Acquisition Corp*W EXP 10/31/203G7633M1120.0<0.1%149,998Unchanged
Fact II Acquisition Corp*W EXP 11/26/203G329011290.0<0.1%53,872Unchanged
Chenghe Acquisition III Co*W EXP 09/09/203G2086N1210.0<0.1%137,498New+137,498
Berto Acquisition Corp*W EXP 05/01/203G1051H1190.0<0.1%37,499Unchanged
Agriculture & Nat Sol Acq Co*W EXP 10/01/202G0131Y1180.0<0.1%132,870Unchanged
Spacsphere Acquisition Corp*W EXP 02/06/203G8T0881330.0<0.1%249,998New+249,998
Alchemy Invts Acquisitn Corp*W EXP 11/30/202G0232F1330.0<0.1%224,998Unchanged
Lafayette Acquisition CorpRIGHT 10/24/2030G534261130.0<0.1%200,000New+200,000
CN Healthy Food Tech Group CUCFI*W EXP 09/30/2034628371130.0<0.1%243,606Unchanged
Oxley Bridge Acq Ltd*W EXP 06/17/203G6858G1150.0<0.1%99,997Unchanged
Emmis Acquisition Corp.RIGHT 09/12/2030G3037D1130.0<0.1%175,000Unchanged
Galata Acquisition Corp II*W EXP 09/12/203G3R25N1160.0<0.1%58,331Unchanged
Veraxa Biotech AG*W EXP 06/08/203H9130A1110.0<0.1%183,647New+183,647
Keen Vision Acquisition Corp*W EXP 03/15/202G524431270.0<0.1%606,555Unchanged
Bayview Acquisition CorpRIGHT 11/17/202807323B1180.0<0.1%250,000Unchanged
Black Hawk Acquisition CorpRIGHT 06/20/2025G1148A1190.0<0.1%9,923Unchanged
Centurion Acquisition Corp*W EXP 05/31/203G203151180.0<0.1%49,999Unchanged
Republic Digital Acquisition*W EXP 05/01/203G7515A1290.0<0.1%37,499Unchanged
Quantumsphere Acquisition CoRIGHT 08/06/2030G7387B1140.0<0.1%100,000New+100,000
Best Spac I Acquisition CorpRIGHT 05/27/2030G1069P1290.0<0.1%50,000Unchanged
Championsgate Acquisition CoRIGHT 05/14/2030G2124S1160.0<0.1%60,000New+60,000
Procap Acquisition Corp*W EXP 05/16/203G7257A1210.0<0.1%23,033New+23,033
Tevogen Bio Holdings IncTVGN*W EXP 02/14/20288165K1190.0<0.1%99,994Unchanged
Wintergreen Acquisition CorpUNIT 05/21/2030G9717M1250.0<0.1%324Unchanged

Sold out: 78 positions

Held at the end of the quarter before and not reported this quarter.

Westchester Capital Management, LLC, positions sold out
IssuerClassCUSIPReported value$WeightSharesPut or callChange on the quarter before
Activate Energy Acquisit CorUNIT 11/10/2030G0081J1290.00.0%0Sold out−350,000
Air Lease CorpCL A00912X3020.00.0%0Sold out−334,421
A Paradise Acquisition CorpCOM CL AG048191010.00.0%0Sold out−521,794
A Paradise Acquisition CorpUNIT 07/29/2030G048191270.00.0%0Sold out−100,000
Apellis Pharmaceuticals IncCOM03753U1060.00.0%0Sold out−227,489
Archimedes Tech Spac PartnerORD SHSG045371090.00.0%0Sold out−907,144
Archimedes Tech Spac Partner*W EXP 10/15/202G045371250.00.0%0Sold out−199,999
Atrium Therapeutics IncRNACOM04965N1040.00.0%0Sold out−55,236
Axiom Intelligence Ac Corp 1RIGHT 06/10/2030G0750N1120.00.0%0Sold out−175,000
Best Spac I Acquisition CorpUSD CL A ORD SHSG1069P1030.00.0%0Sold out−50,000
Blue Acquisition Corp.UNIT 06/02/2030G1331A1240.00.0%0Sold out−123,532
Blue Acquisition Corp.ORD SHS CL AG1331A1080.00.0%0Sold out−247,210
Caesars Entertainment Inc NeCZRCOM12769G1000.00.0%0PutSold out−217,800
Calisa Acquisition CorpUNIT 09/11/2030G1771C1190.00.0%0Sold out−15,748
Cantaloupe IncCOM1381031060.00.0%0Sold out−425,702
Cantor Equity Partners III ISHS CL AG1828A1080.00.0%0Sold out−50,000
Cantor Equity Partners I IncSHS CL AG1827K1070.00.0%0Sold out−126,829
Cartesian Growth Corp III*W EXP 05/02/203G193071260.00.0%0Sold out−100,000
Cartesian Growth Corp IIICOM CL AG193071000.00.0%0Sold out−319,162
Cayson Acquisition CorpRIGHT 99/99/9999G1993W1170.00.0%0Sold out−150,000
Centurion Acquisition CorpSHS CL AG203151000.00.0%0Sold out−688,240
Championsgate Acquisition CoUNIT 05/14/2030G2124S1240.00.0%0Sold out−60,000
Chenghe Acquisition III CoUNIT 09/09/2030G2086N1130.00.0%0Sold out−275,000
Churchill Cap Corp XIUNIT 12/10/2030G2131A1240.00.0%0Sold out−50,000
Clearwater Analytics Holdings ICL A1851231060.00.0%0PutSold out−2,100
Clearwater Analytics Holdings ICL A1851231060.00.0%0Sold out−2,617,694
Copley Acquisition Corp*W EXP 99/99/999G242431260.00.0%0Sold out−363,554
Coterra Energy IncCOM1270971030.00.0%0Sold out−1,588,341
EQV Ventures Ac Corp. IIUNIT 06/30/2032G3106Q1100.00.0%0Sold out−550,000
ESH Acquisition CorpRIGHT 06/13/20282964241120.00.0%0Sold out−400,000
GIGCAPITAL7 CorpORD SHS CL AG386481040.00.0%0Sold out−393,423
Golden Entmt IncCOM3810131010.00.0%0Sold out−1,686
Gp-Act III Acquisition CorpCL AG4035N1030.00.0%0Sold out−860,852
Graf Global Corp*W EXP 05/31/203G4036C1220.00.0%0Sold out−106,977
Graf Global CorpORD SHS CL AG4036C1060.00.0%0Sold out−214,157
Harvard Ave Acquisition CorpUNIT 10/03/2030G4330A1290.00.0%0Sold out−598,790
Haymaker Acquisition Corp IVCLASS AG4375F1080.00.0%0Sold out−1,939,028
Hologic IncCOM4364401010.00.0%0Sold out−455,304
Honeywell International IncCOM4385161060.00.0%0Sold out−6,100
Honeywell International IncCOM4385161060.00.0%0PutSold out−26,600
Ithax Acquisition Corp IIIUNIT 11/17/2030G4977S1280.00.0%0Sold out−250,000
Keurig DR Pepper IncKDPCOM49271V1000.00.0%0Sold out−74,934
Keurig DR Pepper IncKDPCOM49271V1000.00.0%0PutSold out−298,300
Kraft Heinz CoKHCCOM5007541060.00.0%0PutSold out−43,700
Lafayette Acquisition CorpUNIT 10/24/2030G534261210.00.0%0Sold out−200,000
Lake Superior Acquisition CoUNIT 09/19/2030G5354C1310.00.0%0Sold out−255,000
Launchpad Cadenza Acqu CorpUNIT 12/15/2030G6001S1230.00.0%0Sold out−334,463
Legato Merger Corp IIIORD SHSG5451A1030.00.0%0Sold out−483,161
Lionheart HoldingsSHS CL AG5501C1090.00.0%0Sold out−400,036
Live Oak Acquisition Corp V*W EXP 99/99/999G5509P1100.00.0%0Sold out−74,999
Live Oak Acquisition Corp VCL A SHSG5509P1020.00.0%0Sold out−550,046
Masimo CorpCOM5747951000.00.0%0Sold out−138,428
Melar Acquisition Corp. ISHS CL AG6004G1000.00.0%0Sold out−424,707
Mountain Lake Acquisit CorpUNIT 01/21/2031G6301L1250.00.0%0Sold out−614,526
Mountain Lake Acquisition CoSHS CL AG6301B1010.00.0%0Sold out−887,700
Mountain Lake Acquisition CoRIGHT 11/15/2028G6301B1270.00.0%0Sold out−700,013
Oak Woods Acquisition CorpCL A67190B1040.00.0%0Sold out−163,362
Onestream IncCL A68278B1070.00.0%0Sold out−677,498
Pantages Capital AcquisitionORD SHS CL AG8089R1000.00.0%0Sold out−443,000
Plum Acquisition Corp IVSHS CL AG7134A1040.00.0%0Sold out−921,100
Proassurance CorpCOM74267C1060.00.0%0Sold out−1,455,041
Procap Acquisition CorpUNIT 05/16/2030G7257A1130.00.0%0Sold out−69,110
Quantumsphere Acquisition CoUNIT 07/30/2030G7387B1220.00.0%0Sold out−100,000
Real Asset Acquisition CorpSHS CL AG739441030.00.0%0Sold out−215,312
Rising Dragon Acquisition CoSHSG7576K1070.00.0%0Sold out−367,500
Sealed Air Corp NewCOM81211K1000.00.0%0Sold out−945,707
Silicon Vy Acquisition CorpUNIT 12/08/2030G813061050.00.0%0Sold out−175,000
SIM Acquisition Corp. ISHS CL AG8431T1010.00.0%0Sold out−770,312
Spacsphere Acquisition CorpUNIT 02/06/2031G8T0881250.00.0%0Sold out−500,000
Spark I Acquisition Corp*W EXP 10/01/203G8316B1180.00.0%0Sold out−44,785
Spring Vy Acquisition Corp IUNIT 09/04/2030G8377R1270.00.0%0Sold out−75,000
State STR SPDR S&P 500 ETF TSPYTR UNIT78462F1030.00.0%0PutSold out−150,000
Tavia Acquisition CorpSHSG868801040.00.0%0Sold out−680,000
Vine Hill Cap Invt Corp.ORD SHS CL AG93Y091070.00.0%0Sold out−119,938
Voyager Acquisition CorpCL AG93A7H1040.00.0%0Sold out−961,894
Voyager Acquisition Corp*W EXP 05/16/203G93A7H1120.00.0%0Sold out−183,647
White Pearl Acquisition CorpUNIT 99/99/9999G961931180.00.0%0Sold out−205,324
Wintergreen Acquisition CorpRIGHT 99/99/9999G9717M1170.00.0%0Sold out−4,058

Source: SEC EDGAR, Form 13F-HR, accession 0001512805-26-000008 (on sec.gov). Last ingested by Listed: Oct 22, 2026, 05:26 ET. Listed shows no prices and gives no investment advice.