<SEC-DOCUMENT>0001193125-23-124136-index.html : 20230428
<SEC-HEADER>0001193125-23-124136.hdr.sgml : 20230428
<ACCEPTANCE-DATETIME>20230428070559
ACCESSION NUMBER:		0001193125-23-124136
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20230428
DATE AS OF CHANGE:		20230428

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Builders FirstSource, Inc.
		CENTRAL INDEX KEY:			0001316835
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-LUMBER & OTHER BUILDING MATERIALS DEALERS [5211]
		IRS NUMBER:				522084569
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40620
		FILM NUMBER:		23860102

	BUSINESS ADDRESS:	
		STREET 1:		2001 BRYAN STREET, SUITE 1600
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
		BUSINESS PHONE:		(214) 880-3500

	MAIL ADDRESS:	
		STREET 1:		2001 BRYAN STREET, SUITE 1600
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d395061ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d395061ddefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g395061dsp003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g395061dsp003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g395061dsp004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g395061dsp004.jpg

</DOCUMENT>
</SEC-DOCUMENT>