Builders FirstSource (BLDR) director awarded 278 shares as equity compensation

Rhea-AI Filing Summary

Builders FirstSource reported a routine insider transaction involving director compensation. On 12/01/2025, a director acquired 278 shares of common stock at $112.23 per share. These shares were taken in lieu of cash fees for board service under the company’s 2014 Incentive Plan and its Amended and Restated Director Compensation Policy.

Following this transaction, the director beneficially owned 3,086 shares of Builders FirstSource common stock, held directly. The filing is a standard Form 4 disclosure showing equity-based compensation rather than an open‑market purchase or sale.

Insider Trade Summary

Net Buyer: 278 shares

Net Buy 1 txn

Insider Renz Maria

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.01 per share	278	$112.23	$31K

Holdings After Transaction: Common Stock, par value $0.01 per share — 3,086 shares (Direct)

Footnotes (1)

1. F1. Reflects acquisition of shares in lieu of cash compensation for services as a director under the Corporation's 2014 Incentive Plan pursuant to the Corporation's Amended and Restated Director Compensation Policy.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 12/03/2025 - 05:00 PM Learn about SEC filing dates

FAQ

What insider transaction did Builders FirstSource (BLDR) disclose in this Form 4?

The company disclosed that a director acquired 278 shares of Builders FirstSource common stock on 12/01/2025 as compensation for board service.

At what price were the Builders FirstSource (BLDR) shares acquired by the director?

The 278 shares of Builders FirstSource common stock were acquired at a price of $112.23 per share.

How many Builders FirstSource (BLDR) shares does the director own after this transaction?

After the reported transaction, the director beneficially owned 3,086 shares of Builders FirstSource common stock in direct ownership.

Was this Builders FirstSource (BLDR) insider transaction an open-market trade?

No. The filing states the 278 shares were received in lieu of cash compensation for director services under the 2014 Incentive Plan, not through an open-market trade.

What compensation policy applied to this Builders FirstSource (BLDR) stock grant?

The share acquisition was made under Builders FirstSource’s 2014 Incentive Plan pursuant to its Amended and Restated Director Compensation Policy.

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^*

Renz Maria

(Last) (First) (Middle)

C/O BUILDERS FIRSTSOURCE, INC.

6031 CONNECTION DR., STE. 400

(Street)

IRVING TX 75039

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Builders FirstSource, Inc. [ BLDR ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/01/2025

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

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

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

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	12/01/2025		A(1)		278	A	$112.23	3,086	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. Reflects acquisition of shares in lieu of cash compensation for services as a director under the Corporation's 2014 Incentive Plan pursuant to the Corporation's Amended and Restated Director Compensation Policy.

	/s/ Minator Azemi, by power of attorney	12/03/2025
	** 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.