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Filing Details

Accession Number:: 0001209191-15-082289
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2015-11-25 17:58:48
Reporting Period:: 2015-11-25

Filing Date:: 2015-11-25
Accepted Time:: 2015-11-25 17:58:48
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	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
1332737	Warburg Pincus Private Equity Ix, L.p.	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017	No	No	Yes	No
1621224	Warburg Pincus Partners Gp Llc	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017	No	No	Yes	No
1621242	Warburg Pincus Partners, L.p.	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017	No	No	Yes	No
1621874	Wpp Gp Llc	C/O Warburg Pincus Llc 450 Lexington Avenue New York NY 10017	No	No	Yes	No
1622527	L.p. Gp Ix Pincus Warburg	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	Disposition	2015-11-25	7,000,000	$13.05	13,263,266	No	4	S	Direct

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

Footnotes

This Form 4 is filed on behalf of (i) Warburg Pincus Private Equity IX, L.P., a Delaware limited partnership ("WP IX"); (ii) Warburg Pincus IX GP L.P., a Delaware limited partnership ("WP IX GP"), the general partner of WP IX; (iii) WPP GP LLC, a Delaware limited liability company ("WPP GP"), the general partner of WP IX GP; (iv) Warburg Pincus Partners, L.P., a Delaware limited partnership ("WP Partners"), the sole member of WPP GP; (v) Warburg Pincus Partners GP LLC, a Delaware limited liability company ("WP Partners GP"), the general partner of WP Partners; (vi) Warburg Pincus & Co., a New York general partnership ("WP"), the managing member of WP Partners GP; (vii) Warburg Pincus LLC, a New York limited liability company ("WP LLC"), which manages WP IX; and (viii) Charles R. Kaye and Joseph P. Landy, who are Managing General Partners of WP and Managing Members and Co-Chief Executive Officers of WP LLC and may be deemed to control the entities listed in clauses (i) through (vii).
All shares of common stock, par value $0.01 per share (the "Common Stock"), of the Company that are reported herein are held by WP IX. By reason of the provisions of Rule 16a-1 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), WP IX GP, WPP GP, WP Partners, WP Partners GP, WP, WP LLC, Mr. Kaye and Mr. Landy may be deemed to be the beneficial owners of any securities that may be beneficially owned by WP IX. Each of WP IX GP, WPP GP, WP Partners, WP Partners GP, WP, WP LLC, Mr. Kaye and Mr. Landy disclaim beneficial ownership of all shares of Common Stock that may be deemed to be beneficially owned by WP IX, except to the extent of any indirect pecuniary interest therein. (Continued in Footnote 3)
(Continued from Footnote 2) This Form 4 shall not be deemed an admission that any reporting person, other than WP IX, or any other person referred to herein is a beneficial owner or any shares of Common Stock for purposes of Section 16 of the Exchange Act or for any other purpose or that any reporting person, other than WP IX, or other person has an obligation to file this Form 4.