MASTERBRAND INC

Ticker: MBC CUSIP: 57638P104 Class: COMMON STOCK

HARBOR CAPITAL ADVISORS, INC.'s Holding History (CIK: 0001039128)

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

Q4 2025

Shares 817 Value ($000) $0 Avg Close $11.71 Range $9.33 - $13.61

Q3 2025

Shares 711 Value ($000) $0 Avg Close $12.36 Range $10.76 - $14.22

Q2 2025

Shares 679 Value ($000) $0 Avg Close $11.07 Range $9.63 - $13.52

Q1 2025

Shares 596 Value ($000) $0 Avg Close $15.20 Range $12.68 - $18.15

Q4 2024

Shares 391 Value ($000) $0 Avg Close $17.05 Range $13.90 - $20.67

Q3 2024

Shares 318 Value ($000) $0 Avg Close $16.30 Range $13.97 - $19.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	817	$0	$11.71	$9.33 - $13.61
Q3 2025	711	$0	$12.36	$10.76 - $14.22
Q2 2025	679	$0	$11.07	$9.63 - $13.52
Q1 2025	596	$0	$15.20	$12.68 - $18.15
Q4 2024	391	$0	$17.05	$13.90 - $20.67
Q3 2024	318	$0	$16.30	$13.97 - $19.10