Fund Holdings — ACK Asset Management LLC

Total Portfolio Value:
$799.13M
Total Bought:
$276.11M
Total Sold:
$274.74M
Net Transaction:
+$1.37M
Securities
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SharesValue
Q2 2025
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Q3 2025
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Change
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Q2 2025
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Q3 2025
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Weight (%)
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Change
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EnerSys(ENS)584,324584,3240$50.12M$66.01M8.26%+$15.89M
Materion Corporation(MTRN)524,800524,8000$41.65M$63.40M7.93%+$21.75M
Granite Construction Incorporated(GVA)545,000545,0000$50.96M$59.76M7.48%+$8.80M
Atro2,060,0001,230,000-830,000$68.97M$56.10M7.02%-$12.87M
Advanced Drainage Systems, Inc.(WMS)345,000390,000+45,000$39.63M$54.09M6.77%+$14.47M
JBT Marel Corporation(JBTM)350,546350,5460$42.16M$49.23M6.16%+$7.08M
Core & Main, Inc.(CNM)0900,000+900,000$0$48.45M6.06%+$48.45M
ATS Corporation(ATS)1,846,1961,846,1960$58.86M$48.37M6.05%-$10.49M
Ain585,000760,000+175,000$41.03M$40.51M5.07%-$518.0K
Jhx
ORD SHS
02,100,000+2,100,000$0$40.34M5.05%+$40.34M
Helios Technologies, Inc.(HLIO)0770,000+770,000$0$40.14M5.02%+$40.14M
SiteOne Landscape Supply, Inc.(SITE)250,000280,000+30,000$30.23M$36.06M4.51%+$5.83M
Aste0701,500+701,500$0$33.76M4.22%+$33.76M
Apog0708,000+708,000$0$30.85M3.86%+$30.85M
MasterBrand, Inc.(MBC)02,300,000+2,300,000$0$30.29M3.79%+$30.29M
Centuri Holdings, Inc.(CTRI)2,032,0001,375,000-657,000$45.60M$29.11M3.64%-$16.49M
Clearfield, Inc.(CLFD)625,200625,2000$27.14M$21.49M2.69%-$5.65M
Eagle Materials Inc.(EXP)090,000+90,000$0$20.97M2.62%+$20.97M
NPK International Inc.(NPKI)1,226,8081,576,808+350,000$10.44M$17.83M2.23%+$7.39M
Custom Truck One Source, Inc.(CTOS)1,875,0001,925,000+50,000$9.26M$12.36M1.55%+$3.10M
MYR Group Inc.(MYRG)265,2000-265,200$48.12M$0—-$48.12M
Regal Rexnord Corporation(RRX)275,0000-275,000$39.86M$0—-$39.86M
Dycom Industries, Inc.(DY)224,7000-224,700$54.91M$0—-$54.91M
DXP Enterprises, Inc.(DXPE)75,6000-75,600$6.63M$0—-$6.63M
MasTec, Inc.(MTZ)125,0000-125,000$21.30M$0—-$21.30M
Mrc2,267,0000-2,267,000$31.08M$0—-$31.08M
Matrix Service Company(MTRX)1,087,1000-1,087,100$14.69M$0—-$14.69M
Mirion Technologies, Inc.(MIR)1,337,0000-1,337,000$28.79M$0—-$28.79M
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ACK Asset Management LLC — 13F Holdings — Q3 2025 | TickerTrail