MASTERBRAND INC

Ticker: MBC CUSIP: 57638P104 Class: COMMON STOCK

GREAT LAKES ADVISORS, LLC's Holding History (CIK: 0001078013)

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

Q1 2023

Shares 20,967 Value ($000) $169 Avg Close $8.82 Range $7.08 - $10.21

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	20,967	$169	$8.82	$7.08 - $10.21