Builders FirstSource (BLDR) director granted 491 shares as board compensation

Rhea-AI Filing Summary

Builders FirstSource, Inc. director Craig Arthur Steinke received a stock grant instead of cash fees for board service. He acquired 491 shares of common stock at $76.26 per share under the company’s 2026 Incentive Plan and Amended and Restated Director Compensation Policy, bringing his direct holdings to 102,062 shares.

Insights

Equity compensation analyst

Routine director equity grant with minimal signaling impact.

Director Craig Arthur Steinke received 491 shares of Builders FirstSource common stock at $76.26 per share as compensation for board service. The grant was made under the 2026 Incentive Plan and the Amended and Restated Director Compensation Policy.

This is a non-market transaction coded as a grant/award acquisition, not an open-market purchase. After the award, Steinke directly holds 102,062 shares, so the new grant is small relative to his existing position and appears to be routine compensation.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Steinke Craig Arthur

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.01 per share	491	$76.26	$37K

Holdings After Transaction: Common Stock, par value $0.01 per share — 102,062 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares granted: 491 shares Grant price: $76.26 per share Post-transaction holdings: 102,062 shares +2 more

5 metrics

Shares granted 491 shares Equity grant in lieu of cash director compensation

Grant price $76.26 per share Reported value for common stock grant

Post-transaction holdings 102,062 shares Director’s direct common stock holdings after grant

Transaction code A Grant, award, or other acquisition of non-derivative common stock

Transaction date June 1, 2026 Date of reported stock grant

Key Terms

2026 Incentive Plan, Amended and Restated Director Compensation Policy, grant/award acquisition, Common Stock, par value $0.01 per share

4 terms

2026 Incentive Plan financial

"Reflects acquisition of shares in lieu of cash compensation for services as a director under the Corporation's 2026 Incentive Plan..."

A 2026 incentive plan is a company’s formal program, often named for a year, that authorizes awards like stock options, restricted shares, and cash bonuses to employees and executives to motivate performance and retain talent. For investors it matters because the plan creates potential new shares or payouts that can dilute existing ownership and align management’s choices with company goals—think of it as a reward budget that affects both pay incentives and share value.

Amended and Restated Director Compensation Policy financial

"...under the Corporation's 2026 Incentive Plan pursuant to the Corporation's Amended and Restated Director Compensation Policy."

grant/award acquisition financial

""transaction_action": "grant/award acquisition""

Common Stock, par value $0.01 per share financial

""security_title": "Common Stock, par value $0.01 per share""

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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^*

Steinke Craig Arthur

(Last) (First) (Middle)

C/O BUILDERS FIRSTSOURCE, INC.

6031 CONNECTION DR., STE. 400

(Street)

IRVING TEXAS 75039

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/01/2026

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	06/01/2026		A(1)		491	A	$76.26	102,062	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 2026 Incentive Plan pursuant to the Corporation's Amended and Restated Director Compensation Policy.

	/s/ Minator Azemi, by power of attorney	06/02/2026
	** 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)

FAQ

What did Builders FirstSource (BLDR) director Craig Steinke report on this Form 4?

Craig Steinke reported receiving 491 shares of Builders FirstSource common stock. The shares were granted as compensation for his director services, rather than purchased in the open market, and were issued under the company’s 2026 Incentive Plan and Director Compensation Policy.

Was the BLDR Form 4 transaction a stock purchase or a compensation grant?

The Form 4 reflects a compensation grant, not an open-market purchase. The 491 shares were awarded in lieu of cash fees for director services under the 2026 Incentive Plan and Amended and Restated Director Compensation Policy, making this a routine non-cash compensation event.

At what price were the Builders FirstSource shares on Craig Steinke’s Form 4 recorded?

The 491 Builders FirstSource shares were recorded at a price of $76.26 per share. This price is used for reporting the value of the equity compensation grant on the Form 4 and does not represent an open-market trade initiated by the director.

How many Builders FirstSource shares does Craig Steinke hold after this Form 4 transaction?

After the reported grant, Craig Steinke directly holds 102,062 Builders FirstSource common shares. The 491-share award modestly increases his existing position and is characterized in the filing as part of his standard director compensation arrangement under the company’s incentive plan.

What plan governed the equity grant reported by Builders FirstSource director Craig Steinke?

The equity grant was made under Builders FirstSource’s 2026 Incentive Plan. It was issued pursuant to the company’s Amended and Restated Director Compensation Policy, which allows directors to receive shares in lieu of cash compensation for their board services.