Director at Builders FirstSource (BLDR) awarded shares as board compensation

Rhea-AI Filing Summary

Builders FirstSource director receives stock in lieu of cash fees. Director Cory Jacobs Boydston acquired 299 shares of common stock as a grant for board service, valued at $104.29 per share, under the company’s 2014 Incentive Plan and Amended and Restated Director Compensation Policy.

After this award, Boydston directly owns 23,754 shares of Builders FirstSource common stock. This transaction reflects non-cash director compensation rather than an open-market stock purchase.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Boydston Cory Jacobs

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.01 per share	299	$104.29	$31K

Holdings After Transaction: Common Stock, par value $0.01 per share — 23,754 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

Boydston Cory Jacobs

(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)
03/01/2026

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	03/01/2026		A(1)		299	A	$104.29	23,754	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	03/03/2026
	** 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.

FAQ

What insider transaction did Builders FirstSource (BLDR) disclose for Cory Jacobs Boydston?

Builders FirstSource reported that director Cory Jacobs Boydston acquired 299 shares of common stock. The shares were granted as compensation for director services, not bought on the open market, under the company’s 2014 Incentive Plan and Amended and Restated Director Compensation Policy.

Was the BLDR insider transaction a stock purchase or an equity grant?

The BLDR insider transaction was an equity grant, not an open-market purchase. Director Cory Jacobs Boydston received 299 shares in lieu of cash fees as board compensation under Builders FirstSource’s 2014 Incentive Plan and its Amended and Restated Director Compensation Policy.

At what price was the Builders FirstSource (BLDR) director stock grant valued?

The stock grant to director Cory Jacobs Boydston was valued at $104.29 per share. This value applies to the 299 shares of common stock received as compensation for director services under Builders FirstSource’s 2014 Incentive Plan and its director compensation policy.

How many Builders FirstSource (BLDR) shares does Cory Jacobs Boydston own after the grant?

After the grant, Cory Jacobs Boydston directly owns 23,754 Builders FirstSource shares. This total reflects the addition of 299 shares of common stock awarded as non-cash director compensation under the company’s 2014 Incentive Plan and Amended and Restated Director Compensation Policy.

Why did Builders FirstSource (BLDR) grant shares instead of cash to its director?

Builders FirstSource granted shares instead of cash as part of its director compensation structure. Cory Jacobs Boydston received 299 shares in lieu of cash fees under the company’s 2014 Incentive Plan and Amended and Restated Director Compensation Policy for services as a director.