Fund Holdings — ACK Asset Management LLC

Total Portfolio Value
$801.14M
Total Bought
$164.49M
Total Sold
$178.54M
Net Transaction
-$14.04M
Filing Period:
Securities
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SharesValue ($K)
Q4 2025
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Q1 2026
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Change
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Q4 2025
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Q1 2026
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Weight (%)
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Change
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LFUS(LFUS)0135,000+135,000045,8125.72%+45,812
CTS(CTS)0584,000+584,000027,8923.48%+27,892
SWIM(SWIM)05,160,000+5,160,000027,7093.46%+27,709
AERO-SWX154,851830,000+675,1495,52726,8063.35%+21,280
CDNL(CDNL)844,591874,000+29,40920,42234,6584.33%+14,236
ROG(ROG)436,707475,000+38,29339,98950,9826.36%+10,992
DXPE(DXPE)240,000260,000+20,00026,35036,3304.53%+9,980
MTRN(MTRN)474,800474,800059,02768,6808.57%+9,653
HLIO(HLIO)780,378780,378041,74250,4986.30%+8,756
ASTE786,500786,500034,07142,3455.29%+8,274
MBC(MBC)2,300,0003,700,000+1,400,00025,39230,7473.84%+5,355
SITE(SITE)330,000330,000041,10543,9265.48%+2,822
CLFD(CLFD)625,200735,200+110,00018,22519,4612.43%+1,236
ATS(ATS)1,846,1961,846,196050,84452,0636.50%+1,218
NOVT(NOVT)375,000375,000044,62144,2915.53%-330
CNM(CNM)900,000900,000046,77344,4605.55%-2,313
EXP(EXP)165,000165,000034,10231,2593.90%-2,843
WMS(WMS)390,000390,000056,48453,4816.68%-3,003
JHX
ORD SHS
2,100,0002,100,000043,57539,7744.96%-3,801
CTOS(CTOS)800,1360-800,1364,6090—-4,609
ERII(ERII)677,2510-677,2519,1360—-9,136
GVA(GVA)500,000250,000-250,00057,67529,9703.74%-27,705
APOG813,0000-813,00029,6010—-29,601
AIN600,0000-600,00030,4200—-30,420
ATRO597,4690-597,46932,4070—-32,407
ENS(ENS)304,3240-304,32444,6600—-44,660
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ACK Asset Management LLC — 13F Holdings — Q1 2026 | TickerTrail