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Home > Insider Trading > Filing (0001140361-12-027742)

Filing Details

Accession Number:: 0001140361-12-027742
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2012-05-29 18:51:34
Reporting Period:: 2012-05-24

Filing Date:: 2012-05-29
Accepted Time:: 2012-05-29 18:51:34
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1316835	Builders Firstsource Inc.	BLDR	Retail-Lumber & Other Building Materials Dealers (5211)	522084569

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
929408	Warburg Pincus & Co.	450 Lexington Avenue New York NY 10017		No	No	Yes	No
1162870	Warburg Pincus Llc	450 Lexington Avenue New York NY 10017		No	No	Yes	No
1220638	P. Joseph Landy	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017		No	No	Yes	No
1239318	R Charles Kaye	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017		No	No	Yes	No
1322709	Warburg Pincus Partners Llc	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017		No	No	Yes	No
1332737	Warburg Pincus Private Equity Ix, L.p.	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017		No	No	Yes	No
1342445	Warburg Pincus Ix Llc	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017		No	No	Yes	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock, Par Value $0.01 Per Share ("Common Stock")	Acquisiton	2012-05-24	10,300	$3.98	24,787,444	No	4	P	Direct
Common Stock	Acquisiton	2012-05-25	12,600	$3.95	24,800,044	No	4	P	Direct
Common Stock	Acquisiton	2012-05-29	8,993	$3.99	24,809,037	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Direct
No	4	P	Direct
No	4	P	Direct

Footnotes

See Exhibit 99.1, note (1)
See Exhibit 99.1, note (2)
See Exhibit 99.1, note (3)
See Exhibit 99.1, note (4)
See Exhibit 99.1, note (5)
See Exhibit 99.1, note (6)