MasterBrand Ownership & Insider Activity

MasterBrand (MBC) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 3.5% of shares outstanding. Institutional investors hold 54.0%. Over the past 90 days, insiders made 2 sales worth $516K.

Shares Outstanding

203.490M

Shares Float

181.863M

Insider Shares Owned

4.483M

Insider % Owned

3.5%

Institutional Shares Held

109.685M

Institutional % Held

54.0%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$516K total

Net Activity

Net Selling

Net Value (90d)

-$516K

MasterBrand Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Aug 25, 2026	Mark A Young	VP, CHIEF ACCOUNTING OFFICER	SELL	6.000K	$9.15	$55K
Aug 11, 2026	Kurt Wanninger	EVP & CHIEF OPERATIONS OFFICER	SELL	50.000K	$9.22	$461K
Jun 11, 2026	Philip D Fracassa	—	BUY	5.000K	$9.11	$46K
Jun 10, 2026	Bruce Alan Kendrick	EVP & CHIEF HR OFFICER	SELL	26.245K	$9.02	$237K
Jun 8, 2026	David D Petratis	DIRECTOR	BUY	11.587K	$8.82	$102K
Jun 3, 2026	Andrea H. Simon	EVP & CFO	BUY	110.018K	$8.56	$43K
Jun 1, 2026	Mark A Young	VP, CHIEF ACCOUNTING OFFICER	SELL	11.765K	$8.60	$101K
Jun 1, 2026	R. David Banyard, Jr.	CEO & PRESIDENT	BUY	60.000K	$8.43	$506K