Andrea H. Simon - 15 Dec 2025 Form 4 Insider Report for MasterBrand, Inc. (MBC)

Role
EVP & CFO
Signature
/s/ Andrean R. Horton, attorney-in-fact for Andrea H. Simon
Issuer symbol
MBC
Transactions as of
15 Dec 2025
Net transactions value
-$407,237
Form type
4
Filing time
17 Dec 2025, 16:31:28 UTC
Previous filing
08 Dec 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Simon Andrea Helen EVP & CFO 3300 ENTERPRISE PARKWAY, SUITE 300, BEACHWOOD /s/ Andrean R. Horton, attorney-in-fact for Andrea H. Simon 17 Dec 2025 0001955154

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MBC Common Stock, par value $0.01 per share Tax liability $407,237 -34,956 -12% $11.65 259,134 15 Dec 2025 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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 a total of 84,945 restricted stock units that have not yet vested.