Builders FirstSource (NYSE: BLDR) grants 9,365 RSUs to executive

Rhea-AI Filing Summary

Narayan Gayatri reported acquisition or exercise transactions in this Form 4 filing.

Builders FirstSource, Inc. reported that President - Tech & Digital Gayatri Narayan received a grant of 9,365 restricted stock units of common stock on March 15, 2026, as compensation. These units vest in roughly one-third installments on March 15 of 2027, 2028, and 2029. Following this award, Narayan holds 31,094 shares directly.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Narayan Gayatri

Role President - Tech & Digital

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.01 per share	9,365	$0.00	--

Holdings After Transaction: Common Stock, par value $0.01 per share — 31,094 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^*

Narayan Gayatri

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President - Tech & Digital

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

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	03/15/2026		A(1)		9,365	A	$0.00	31,094	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 the acquisition of restricted stock units pursuant to the Corporation's 2014 Incentive Plan. The restricted stock units vest in 33.3% increments on each of March 15, 2027-2029 and entitle the reporting person to one share of common stock for each restricted stock unit that vests.

	/s/ Minator Azemi, by power of attorney	03/17/2026
	** 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 did Builders FirstSource (BLDR) disclose in this Form 4 for Gayatri Narayan?

Builders FirstSource disclosed that Gayatri Narayan, President - Tech & Digital, received 9,365 restricted stock units of common stock as a compensation award. The filing also shows that, after this grant, Narayan directly holds a total of 31,094 shares of Builders FirstSource common stock.

How many Builders FirstSource (BLDR) restricted stock units were granted to Gayatri Narayan?

Gayatri Narayan was granted 9,365 restricted stock units of Builders FirstSource common stock. Each restricted stock unit entitles her to receive one share of common stock upon vesting, providing equity-based compensation aligned with the company’s long-term performance and stock price over the vesting period.

What are the vesting terms of Gayatri Narayan’s BLDR restricted stock units?

The 9,365 restricted stock units vest in 33.3% increments on March 15, 2027, March 15, 2028, and March 15, 2029. Upon each vesting date, Narayan is entitled to receive one share of Builders FirstSource common stock for every vested restricted stock unit.

Is Gayatri Narayan’s Form 4 transaction an open-market purchase of BLDR shares?

No. The Form 4 shows a compensation-related acquisition coded as a grant or award, not an open-market purchase. Narayan received 9,365 restricted stock units at a transaction price of $0.00 per unit under Builders FirstSource’s 2014 Incentive Plan, reflecting equity compensation rather than a cash investment.

How many Builders FirstSource (BLDR) shares does Gayatri Narayan hold after this award?

After the reported award, Gayatri Narayan directly holds 31,094 shares of Builders FirstSource common stock. This total includes shares associated with the newly granted 9,365 restricted stock units that will convert into common shares as they vest over the 2027–2029 period.

Under which plan were Gayatri Narayan’s BLDR restricted stock units granted?

The restricted stock units granted to Gayatri Narayan were issued under Builders FirstSource’s 2014 Incentive Plan. This plan is designed to provide equity-based awards, such as restricted stock units, that tie executive compensation to the company’s long-term performance and shareholder value.