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13F-HR filed by ACK Asset Management LLC

ACK Asset Management LLC filed this 13F-HR for the quarter ended 2023-12-31, filed 2024-02-13, with 21 holding rows worth $831,322,503.

Accession
0000899140-24-000209
Filed
2024-02-13
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q4 2023

A holdings report, 21 entries on the cover page, a total value of $831,322,503 stated on the cover page (in dollars after the unit check, H1), rows summing to $831,322,503 with VALUE read as dollars as filed, 13F file number 028-14060. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
MATERION CORP576690101COM480,500$62,527,465dollars as filed
DYCOM INDS INC COM267475101Stock535,500$61,630,695dollars as filed
MASTEC INC COM576323109Stock772,300$58,478,556dollars as filed
ENERSYS COM29275Y102Stock572,500$57,799,600dollars as filed
ATKORE INC047649108COMMON STOCK360,000$57,600,000dollars as filed
ATS CORPORATION00217Y104COM1,304,980$56,205,489dollars as filed
CORE & MAIN INC CL A21874C102Stock1,352,000$54,634,320dollars as filed
ROGERS CORP COM775133101Stock410,200$54,175,114dollars as filed
ZURN ELKAY WATER SOLNS CORP COM98983L108Stock1,700,000$49,997,000dollars as filed
JANUS INTERNATIONAL GROUP IN47103N106COMMON STOCK3,394,400$44,296,920dollars as filed
NEOGEN CORP640491106COM2,059,400$41,414,534dollars as filed
EMCOR GROUP INC COM29084Q100Stock180,000$38,777,400dollars as filed
ARRAY TECHNOLOGIES, INC.04271T100COM SHS2,211,600$37,154,880dollars as filed
ASTRONICS CORP COM046433108Stock1,529,000$26,635,180dollars as filed
MDA-TC55292X108COM2,950,000$25,689,534dollars as filed
ALLIENT INC019330109COM700,000$21,147,000dollars as filed
SMARTRENT INC83193G107COMMON STOCK6,080,400$19,396,476dollars as filed
THRYV HLDGS INC886029206COM NEW945,509$19,241,108dollars as filed
TITAN MACHY INC88830R101COM660,000$19,060,800dollars as filed
CLEARFIELD INC18482P103COMMON STOCK447,900$13,024,932dollars as filed
LUNA INNOVATIONS INC550351100COM1,870,000$12,435,500dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000899140-24-000209this filing2024-02-13acceptance time not in the bulk data set