MasterBrand, Inc. — Director's Dealing 2026

Mar 4, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MasterBrand, Inc. (MBC)
CIK: 0001941365
Period of Report: 2026-03-02

Reporting Person: Horton Andrean (EVP, CLO & Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-03-02	Common Stock, par value $0.01 per share	F	11706	$10.12	Disposed	130759	Direct

Footnotes

F1: Reflects the withholding by the issuer of shares having a fair market value equal to the withholding taxes payable by the undersigned at the time the award vested and became payable, such transaction being exempt under Rule 16b-3(e).

F2: Includes 22,365 restricted stock units that have not yet vested.