MasterBrand CFO granted 97,087 RSUs

Simon Andrea Helen reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Simon Andrea Helen reported acquisition or exercise transactions in this Form 4 filing.

MasterBrand, Inc. reported that its EVP & CFO, Simon Andrea Helen, received a grant of 97,087 restricted stock units (RSUs) of common stock. These RSUs vest in equal one-third increments over three years beginning on February 28, 2027, tying compensation to longer-term company performance. Following this award, Helen directly holds 387,323 shares and RSUs in total, including 139,955 RSUs that have not yet vested, reflecting a substantial equity-based stake aligned with the company’s future results.

Insider Trade Summary

Grant/Award: 97,087 shares

Grant/Award 1 txn

Insider Simon Andrea Helen

Role EVP & CFO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.01 per share	97,087	$0.00	$0.00

Holdings After Transaction: Common Stock, par value $0.01 per share — 387,323 shares (Direct)

Footnotes (2)

1. F1. Represents shares of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of common stock of MasterBrand, Inc. The RSUs vest in equal one-third increments over three years beginning on February 28, 2027.
2. F2. Includes 139,955 RSUs that have not yet vested.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MasterBrand (MBC) report for its EVP & CFO?

MasterBrand reported that EVP & CFO Simon Andrea Helen received a grant of 97,087 restricted stock units. These RSUs are part of equity compensation and represent a contingent right to receive common shares over time, rather than an open-market share purchase.

How do the new RSUs for MasterBrand (MBC) CFO vest over time?

The 97,087 restricted stock units granted to the CFO vest in equal one-third increments. Vesting begins on February 28, 2027 and continues annually for three years, encouraging longer-term retention and alignment with MasterBrand’s future performance and share value.

What is the total MasterBrand (MBC) equity held by the CFO after this Form 4?

After this grant, the CFO directly holds 387,323 shares and RSUs in total. This figure includes 139,955 RSUs that have not yet vested, indicating a significant equity-based position that depends on continued service and future vesting conditions being satisfied.

Was the MasterBrand (MBC) CFO’s RSU grant an open-market share purchase?

No, the transaction was a compensation-related grant of restricted stock units with a reported price of $0.00 per unit. It reflects an award from the company rather than cash spent in the open market to buy MasterBrand common stock.

What does each MasterBrand (MBC) RSU granted to the CFO represent?

Each restricted stock unit represents a contingent right to receive one share of MasterBrand common stock. The CFO only receives actual shares as the RSUs vest over time, subject to the specified three-year vesting schedule starting February 28, 2027.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/18/2026 - 04:31 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Simon Andrea Helen

(Last) (First) (Middle)

3300 ENTERPRISE PARKWAY

SUITE 300

(Street)

BEACHWOOD OHIO 44122

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
MasterBrand, Inc. [ MBC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $0.01 per share	03/16/2026		A		97,087(1)	A	$0	387,323(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of common stock of MasterBrand, Inc. The RSUs vest in equal one-third increments over three years beginning on February 28, 2027.

2. Includes 139,955 RSUs that have not yet vested.

Remarks:

	/s/ Andrean R. Horton, attorney-in-fact for Andrea H. Simon	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)