0000899140-24-000588.txt : 20240514 0000899140-24-000588.hdr.sgml : 20240514 20240514100524 ACCESSION NUMBER: 0000899140-24-000588 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20240331 FILED AS OF DATE: 20240514 DATE AS OF CHANGE: 20240514 EFFECTIVENESS DATE: 20240514 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ACK Asset Management LLC CENTRAL INDEX KEY: 0001510940 ORGANIZATION NAME: IRS NUMBER: 203467522 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-14060 FILM NUMBER: 24941862 BUSINESS ADDRESS: STREET 1: 777 WEST PUTNAM AVENUE, SUITE 300 CITY: GREENWICH STATE: CT ZIP: 06830 BUSINESS PHONE: 914 220-8340 MAIL ADDRESS: STREET 1: 777 WEST PUTNAM AVENUE, SUITE 300 CITY: GREENWICH STATE: CT ZIP: 06830 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE 0001510940 XXXXXXXX 03-31-2024 03-31-2024 false ACK Asset Management LLC

777 WEST PUTNAM AVENUE, SUITE 300 GREENWICH CT 06830

13F HOLDINGS REPORT 028-14060 N Andres Aguirre 914-358-3299 /s/ Andres Aguirre Greenwich CT 05-07-2024 0 20 858303468 INFORMATION TABLE 2 informationtable.xml ATKR COM 047649108 74240400 390000 SH SOLE 390000 0 0 ROG COM 775133101 61718800 520000 SH SOLE 520000 0 0 DY COM 267475101 76860315 535500 SH SOLE 535500 0 0 ENS COM 29275Y102 67538900 715000 SH SOLE 715000 0 0 MTZ COM 576323109 72016975 772300 SH SOLE 772300 0 0 MTRN COM 576690101 63305875 480500 SH SOLE 480500 0 0 ATS COM 00217Y104 51928800 1540000 SH SOLE 1540000 0 0 CLFD COM 18482P103 20508600 665000 SH SOLE 665000 0 0 ALNT COM 019330109 18803360 527000 SH SOLE 527000 0 0 CNM COM 21874C102 77402000 1352000 SH SOLE 1352000 0 0 THRY COM 886029206 16945662 762288 SH SOLE 762288 0 0 ZWS COM 98983L108 42172200 1260000 SH SOLE 1260000 0 0 NEOG COM 640491106 32497332 2059400 SH SOLE 2059400 0 0 TITN COM 88830R101 12653100 510000 SH SOLE 510000 0 0 ARRY COM 04271T100 39237156 2631600 SH SOLE 2631600 0 0 ATRO COM 046433108 31892000 1675000 SH SOLE 1675000 0 0 MDA-TC COM 55292X108 32110176 2950000 SH SOLE 2950000 0 0 JBI COM 47103N106 51357272 3394400 SH SOLE 3394400 0 0 LUNA COM 550351100 3938945 1229000 SH SOLE 1229000 0 0 SMRT COM 83193G107 11175600 4170000 SH SOLE 4170000 0 0