MasterBrand VP granted 24,272 RSUs in equity award

Young Mark A. reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Young Mark A. reported acquisition or exercise transactions in this Form 4 filing.

MasterBrand, Inc. reported that VP and Chief Accounting Officer Mark A. Young received a grant of 24,272 shares of common stock in the form of restricted stock units, at no cash cost, as equity compensation. These RSUs vest in equal one-third increments over three years beginning on February 28, 2027.

Following this award, Young directly holds 73,116 shares of MasterBrand common stock, including 37,569 RSUs that have not yet vested. This filing reflects routine executive compensation rather than an open-market stock purchase or sale.

Insider Trade Summary

Grant/Award: 24,272 shares

Grant/Award 1 txn

Insider Young Mark A.

Role VP, Chief Accounting Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.01 per share	24,272	$0.00	$0.00

Holdings After Transaction: Common Stock, par value $0.01 per share — 73,116 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 37,569 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 Mark A. Young?

MasterBrand reported that VP and Chief Accounting Officer Mark A. Young received 24,272 restricted stock units as an equity grant. The award carries no purchase price and represents stock-based compensation, not an open-market share purchase or sale.

How do the new RSUs for MasterBrand (MBC) executive Mark Young vest?

The 24,272 restricted stock units granted to Mark Young vest in equal one-third installments over three years. Vesting begins on February 28, 2027, meaning portions of the award will settle into common shares annually over that three-year period.

What are Mark Young’s MasterBrand (MBC) holdings after this Form 4 transaction?

After the grant, Mark Young directly holds 73,116 shares of MasterBrand common stock. This total includes 37,569 restricted stock units that have not yet vested and will convert into shares only as they satisfy the stated vesting schedule.

Was the MasterBrand (MBC) Form 4 a stock purchase or sale by Mark Young?

The Form 4 does not show an open-market purchase or sale by Mark Young. It reports an acquisition coded as a grant or award of 24,272 restricted stock units, with no cash price per share, reflecting routine executive equity compensation.

What does the zero price per share mean in MasterBrand (MBC) executive RSU grant?

The reported price of $0.0000 per share indicates the 24,272 restricted stock units were granted at no cash cost to Mark Young. This is typical for equity awards, which are compensation rather than shares bought in the market by the executive.

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

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Accepted by SEC EDGAR 03/18/2026 - 04:43 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^*

Young Mark A.

(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)
	VP, Chief Accounting Officer

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		24,272(1)	A	$0	73,116(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 37,569 RSUs that have not yet vested.

Remarks:

	/s/ Andrean R. Horton, attorney-in-fact for Mark A. Young	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)