MASTERBRAND INC

Ticker: MBC CUSIP: 57638P104 Class: COMMON STOCK

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2025

Shares 85,678 Value ($000) $946 Avg Close $11.71 Range $9.33 - $13.61

Q4 2024

Shares 73 Value ($000) $0 Avg Close $17.05 Range $13.90 - $20.67

Q4 2023

Shares 11,101 Value ($000) $0 Avg Close $12.82 Range $10.54 - $15.70

Q2 2023

Shares 1,364 Value ($000) $0 Avg Close $9.59 Range $7.31 - $12.06

Q1 2023

Shares 306 Value ($000) $0 Avg Close $8.82 Range $7.08 - $10.21

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	85,678	$946	$11.71	$9.33 - $13.61
Q4 2024	73	$0	$17.05	$13.90 - $20.67
Q4 2023	11,101	$0	$12.82	$10.54 - $15.70
Q2 2023	1,364	$0	$9.59	$7.31 - $12.06
Q1 2023	306	$0	$8.82	$7.08 - $10.21