MASTERBRAND INC

Ticker: MBC CUSIP: 57638P104 Class: COMMON STOCK

ACK Asset Management LLC's Holding History (CIK: 0001510940)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 2,300,000 Value ($000) $25,392 Avg Close $11.71 Range $9.33 - $13.61
Q3 2025
Shares 2,300,000 Value ($000) $30,291 Avg Close $12.36 Range $10.76 - $14.22
Q1 2025
Shares 1,302,500 Value ($000) $17,011 Avg Close $15.20 Range $12.68 - $18.15
Q4 2024
Shares 1,475,000 Value ($000) $21,550 Avg Close $17.05 Range $13.90 - $20.67
Q3 2024
Shares 650,000 Value ($000) $12,051 Avg Close $16.30 Range $13.97 - $19.10