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ACK Asset Management LLC

Position in MBC — MasterBrand, Inc.

CIK 1510940 GREENWICH, CT

Position in MBC

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$38,073,000
+$7,326,000 QoQ
Shares Held
3,700,000
0.0% QoQ
Ownership
1.82%
of shares outstanding
% of Portfolio
4.60%
of 13F equity value
Holder Rank
#18
of 344 holders
Holding Since
Sep 2024
7 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MBC Over Time

Shares Held

Position Value (USD)

Position in Furnishings, Fixtures & Appliances

Consumer Cyclical · as of Jun 30, 2026

ACK Asset Management LLC holds $38,073,000 across 1 Furnishings, Fixtures & Appliances name. MBC ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MBC
MasterBrand, Inc.
This page
3,700,000 $38,073,000

All Filings in MBC

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7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $38,073,000 3,700,000
2026-03-31 $30,747,000 3,700,000
2025-12-31 $25,392,000 2,300,000
2025-09-30 $30,291,000 2,300,000
2025-03-31 $17,010,650 1,302,500
2024-12-31 $21,549,750 1,475,000
2024-09-30 $12,051,000 650,000