The Analysis of ACK Asset Management LLC's Holdings


Currently, ACK Asset Management LLC holds 23 types of securities in its portfolio with a total value $796.8M. In the most recent quarter, they have increased their positions in NOVT (+375.0K shares, valued at $44.6M), ROG (+436.7K shares, valued at $40.0M), DXPE (+240.0K shares, valued at $26.3M); decreased their positions in ENS (-280.0K shares, valued at $41.1M), ATRO (-632.5K shares, valued at $34.3M), AIN (-160.0K shares, valued at $8.1M); initiated new positions in NOVT (+375.0K shares, valued at $44.6M), ROG (+436.7K shares, valued at $40.0M), DXPE (+240.0K shares, valued at $26.3M).


Top Holding Treemap

Stock Holdings
TickerCompany NameSharesShares â–ŗ%Event DateReport DateHistory
MTRN MTRN474.8K shares-9.53%2025-12-312026-02-13history
GVA GVA500.0K shares-8.26%2025-12-312026-02-13history
WMS WMS390.0K shares0.00%2025-12-312026-02-13history
ATS ATS1.8M shares0.00%2025-12-312026-02-13history
CNM CNM900.0K shares0.00%2025-12-312026-02-13history
ENS ENS304.3K shares-47.92%2025-12-312026-02-13history
NOVT NOVT375.0K sharesnew addition2025-12-312026-02-13history
JHX JHX2.1M shares0.00%2025-12-312026-02-13history
Sponsored
HLIO HLIO780.4K shares1.35%2025-12-312026-02-13history
SITE SITE330.0K shares17.86%2025-12-312026-02-13history
ROG ROG436.7K sharesnew addition2025-12-312026-02-13history
EXP EXP165.0K shares83.33%2025-12-312026-02-13history
ASTE ASTE786.5K shares12.12%2025-12-312026-02-13history
ATRO ATRO597.5K shares-51.43%2025-12-312026-02-13history
AIN AIN600.0K shares-21.05%2025-12-312026-02-13history
APOG APOG813.0K shares14.83%2025-12-312026-02-13history
Sponsored
DXPE DXPE240.0K sharesnew addition2025-12-312026-02-13history
MBC MBC2.3M shares0.00%2025-12-312026-02-13history
CDNL CDNL844.6K sharesnew addition2025-12-312026-02-13history
CLFD CLFD625.2K shares0.00%2025-12-312026-02-13history
ERII ERII677.3K sharesnew addition2025-12-312026-02-13history
AERO-SWX AERO-SWX154.9K sharesnew addition2025-12-312026-02-13history
CTOS CTOS800.1K shares-58.43%2025-12-312026-02-13history

Call Option Holdings
No call option holdings data available

Put Option Holdings
No put option holdings data available