Skip to main content

ACK Asset Management LLC

Position in CLFD — Clearfield, Inc.

CIK 1510940 GREENWICH, CT

Position in CLFD

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$19,460,744
+$1,236,164 QoQ
Shares Held
735,200
+17.6% QoQ
Ownership
5.41%
of shares outstanding
% of Portfolio
2.51%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2023
10 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CLFD Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Mar 31, 2026

ACK Asset Management LLC holds $19,460,744 across 1 Communication Equipment name. CLFD ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CLFD
Clearfield, Inc.
This page
735,200 $19,460,744

All Filings in CLFD

Export CSV
13 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $19,460,744 735,200
2026-02-20 $23,095,704 710,200
2025-12-31 $18,224,580 625,200
2025-09-30 $21,494,376 625,200
2025-06-30 $27,139,932 625,200
2025-03-31 $20,423,584 687,200
2025-03-31 $20,423,584 687,200
2024-12-31 $22,320,000 720,000
2024-12-31 $22,320,000 720,000
2024-09-30 $27,077,200 695,000
2024-06-30 $26,799,200 695,000
2024-03-31 $20,508,600 665,000
2023-12-31 $13,024,932 447,900