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Form SCHEDULE 13G Clearfield, Inc. Filed by: ACK Asset Management LLC

April 15, 2026 1:08 PM EDT





Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
   Rule 13d-1(b)
   Rule 13d-1(c)
   Rule 13d-1(d)




schemaVersion:


SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G



 
ACK Asset Management LLC
 
Signature:Andres Aguirre
Name/Title:CCO
Date:04/15/2026
 
Richard Meisenberg
 
Signature:RICHARD MEISENBERG
Name/Title:Managing Member
Date:04/15/2026
 
John Reilly
 
Signature:JOHN REILLY
Name/Title:Managing Member
Date:04/15/2026


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