SEC INSIDER TRANSACTIONS

Builders FirstSource, Inc. (BLDR) Insider Transactions

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BLDR · Builders FirstSource, Inc.

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Roles: director,officer,ten_percent_owner,otherOwner nameOfficer titleOwnership: D, I, unknownoriginal or amendedTransaction fromTransaction throughFiled fromFiled throughMinimum quantityMaximum quantityMinimum priceMaximum priceMinimum calculated valueMaximum calculated valueResults per page (1–100)

OR within codes/roles; AND between categories. Roles apply to buyers and sellers. Owner predicates match the same owner. Missing values fail numeric/date filters. Value is quantity × reported price for non-derivative rows only; derivative values are unknown. Amendments stay separate; joint owners do not duplicate rows.

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Stale snapshot · Covered: filings 2026-05-14 to 2026-10-27 · 37 filings · fetched 2026-10-27T16:23:24Z

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36matching filing rows

Purchases and sales count original non-derivative P and S rows. Awards, gifts, exercises, derivatives and amendments are shown separately and are not described as market purchases.

Transaction / filed	Reporting owner(s)	Code / security	Quantity	Price as filed	Ownership	Source
2026-10-18Filed 2026-10-20	Hiller MichaelOfficer · COO-Designate Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects the acquisition of restricted stock units pursuant to the Corporation's 2026 Incentive Plan. The restricted stock units vest in 33.3% increments on each of October 18, 2027-2029 and entitle the reporting person to one share of common stock for each restricted stock unit that vests. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	12,808A	0	Direct	Form 4 ↗0001193125-26-426667
2026-09-10Filed 2026-09-14	Boydston Cory JacobsDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	470A	0	Direct	Form 4 ↗0001193125-26-390542
2026-09-10Filed 2026-09-14	CHRISTOPHE CLEVELAND ADirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	564A	0	Direct	Form 4 ↗0001193125-26-390543
2026-09-10Filed 2026-09-14	Hayes William BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	583A	0	Direct	Form 4 ↗0001193125-26-390546
2026-09-10Filed 2026-09-14	LEVY PAUL SDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	1,204A	0	Direct	Form 4 ↗0001193125-26-390547
2026-09-10Filed 2026-09-14	Renz MariaDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	489A	0	Direct	Form 4 ↗0001193125-26-390548
2026-09-10Filed 2026-09-14	OLEARY JAMESDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	564A	0	Direct	Form 4 ↗0001193125-26-390551
2026-09-10Filed 2026-09-14	Charles Dirkson RDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	470A	0	Direct	Form 4 ↗0001193125-26-390552
2026-09-10Filed 2026-09-14	Steinke Craig ArthurDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	564A	0	Direct	Form 4 ↗0001193125-26-390554
2026-07-18Filed 2026-07-21	Vance ToddOfficer · President - East Division Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects the acquisition of restricted stock units pursuant to the Corporation's 2026 Incentive Plan. The restricted stock units vest in 33.3% increments on each of July 18, 2027-2029 and entitle the reporting person to one share of common stock for each restricted stock unit that vests. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	3,366A	0	Direct	Form 4 ↗0001193125-26-310380
2026-07-18Filed 2026-07-21	Vaughn PaulOfficer · President - West Division Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects the acquisition of restricted stock units pursuant to the Corporation's 2026 Incentive Plan. The restricted stock units vest in 33.3% increments on each of July 18, 2027-2029 and entitle the reporting person to one share of common stock for each restricted stock unit that vests. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	3,366A	0	Direct	Form 4 ↗0001193125-26-310383
2026-07-18Filed 2026-07-21	O'Brien Matthew ColeyOfficer · Chief Human Resources Officer Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects the acquisition of restricted stock units pursuant to the Corporation's 2026 Incentive Plan. The restricted stock units vest in 33.3% increments on each of July 18, 2027-2029 and entitle the reporting person to one share of common stock for each restricted stock unit that vests. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	7,406A	0	Direct	Form 4 ↗0001193125-26-310384
2026-06-13Filed 2026-06-16	Narayan GayatriOfficer · President - Tech & Digital Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects shares withheld to pay tax withholding requirements on vesting of previously granted restricted stock units. References: F1	F WithholdingCommon Stock, par value $0.01 per share · Non-derivative	2,842D	77.77	Direct	Form 4 ↗0001193125-26-272570
2026-06-05Filed 2026-06-10	Herron Stephen JOfficer · Chief Operating Officer Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects the gift of common stock to various charitable organizations. References: F1	G GiftCommon Stock, par value $0.01 per share · Non-derivative	850D	0	Direct	Form 4 ↗0001193125-26-266126
2026-06-04Filed 2026-06-08	Hiller MichaelOfficer · COO-Designate Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects the gift of common stock to a charitable organization. References: F1	G GiftCommon Stock, par value $0.01 per share · Non-derivative	900D	0	Direct	Form 4 ↗0001193125-26-261694
2026-06-01Filed 2026-06-02	Steinke Craig ArthurDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	491A	76.26	Direct	Form 4 ↗0001193125-26-253451
2026-06-01Filed 2026-06-02	Charles Dirkson RDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	409A	76.26	Direct	Form 4 ↗0001193125-26-253452
2026-06-01Filed 2026-06-02	Hayes William BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	508A	76.26	Direct	Form 4 ↗0001193125-26-253455
2026-06-01Filed 2026-06-02	CHRISTOPHE CLEVELAND ADirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	491A	76.26	Direct	Form 4 ↗0001193125-26-253456
2026-06-01Filed 2026-06-02	OLEARY JAMESDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	491A	76.26	Direct	Form 4 ↗0001193125-26-253457
2026-06-01Filed 2026-06-02	Renz MariaDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	426A	76.26	Direct	Form 4 ↗0001193125-26-253458
2026-06-01Filed 2026-06-02	Boydston Cory JacobsDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	409A	76.26	Direct	Form 4 ↗0001193125-26-253460
2026-06-01Filed 2026-06-02	LEVY PAUL SDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	1,049A	76.26	Direct	Form 4 ↗0001193125-26-253464
2026-06-01Filed 2026-06-02	ALEXANDER MARK ADirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 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. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	409A	76.26	Direct	Form 4 ↗0001193125-26-253465
2026-05-14Filed 2026-05-18	OLEARY JAMESDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Reflects the acquisition of restricted stock units pursuant to the Corporation's 2014 Incentive Plan. The restricted stock units vest on May 14, 2027 and entitle the reporting person to one share of common stock for each restricted stock unit that vests. References: F1	A Award / grantCommon Stock, par value $0.01 per share · Non-derivative	2,558A	0	Direct	Form 4 ↗0001193125-26-228974

Imported instruments only. Joint owners do not multiply transactions. Amendments are separate filing rows, not additional trades. No aggregate trade totals are implied.