What does CUSIP 12008R107 represent in this 13F holders report?

CUSIP 12008R107 is the security identifier for BLDR - Builders FirstSource, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held BLDR - Builders FirstSource, Inc. - Common Stock in Q3 2015?

172 institutional investors reported BLDR - Builders FirstSource, Inc. - Common Stock for Q3 2015. Use the holders table for investor-level position and value details.

Builders FirstSource, Inc. - Common Stock (BLDR)

CUSIP: 12008R107

Q3 2015 13F Holders as of 30 Sep 2015

Type / Class: Equity / Common Stock
Shares outstanding: 112,113,345
Total 13F shares: 104,888,128
Share change: +10,874,406
Total reported value: $1,329,910,660
Put/Call ratio: 40%
Price per share: $12.68
Number of holders: 172
Value change: +$137,478,187
Number of buys: 127
Number of sells: 47

Quarterly Holders Quick Answers

What is CUSIP 12008R107?
CUSIP 12008R107 identifies BLDR - Builders FirstSource, Inc. - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2015
Previous quarter: Q2 2015

Recent filing periods for CUSIP 12008R107:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of BLDR - Builders FirstSource, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
WARBURG PINCUS LLC	13F	Company	22%	24,863,266	$319,244,000	—	30 Jun 2015	13F
STADIUM CAPITAL MANAGEMENT LLC	13F	Company	7%	7,866,557	$101,007,000	—	30 Jun 2015	13F
BAMCO INC /NY/	13F	Company	3.1%	3,491,418	$44,830,000	—	30 Jun 2015	13F
Roystone Capital Management LP	13F	Company	3%	3,396,100	$43,606,000	—	30 Jun 2015	13F
Robert E. Robotti	13F	Individual	2.2%	2,415,031	$31,009,000	—	30 Jun 2015	13F
BlackRock Fund Advisors	13F	Company	2.1%	2,387,482	$30,655,000	—	30 Jun 2015	13F
BANK OF MONTREAL /CAN/	13F	Company	1.8%	2,067,664	$26,549,000	—	30 Jun 2015	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	1.7%	1,900,000	$24,396,000	—	30 Jun 2015	13F
Raging Capital Management, LLC	13F	Company	1.6%	1,756,593	$22,555,000	—	30 Jun 2015	13F
VANGUARD GROUP INC	13F	Company	1.6%	1,747,780	$22,442,000	—	30 Jun 2015	13F
FMR LLC	13F	Company	1.1%	1,275,116	$16,372,000	—	30 Jun 2015	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.1%	1,244,099	$15,974,000	—	30 Jun 2015	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.86%	959,817	$12,324,000	—	30 Jun 2015	13F
Hudson Bay Capital Management LP	13F	Company	0.84%	938,720	$12,053,000	—	30 Jun 2015	13F
Harvey Partners, LLC	13F	Company	0.77%	860,000	$11,042,000	—	30 Jun 2015	13F
CRAMER ROSENTHAL MCGLYNN LLC	13F	Company	0.77%	859,600	$11,037,000	—	30 Jun 2015	13F
Allianz Asset Management GmbH	13F	Company	0.75%	837,383	$10,752,000	—	30 Jun 2015	13F
WALL STREET ASSOCIATES	13F	Company	0.73%	820,200	$10,531,000	—	30 Jun 2015	13F
STATE STREET CORP	13F	Company	0.72%	806,025	$10,350,000	—	30 Jun 2015	13F
ROYCE & ASSOCIATES LP	13F	Company	0.69%	777,253	$9,980,000	—	30 Jun 2015	13F
NEW GENERATION ADVISORS, LLC	13F	Company	0.57%	635,934	$8,165,000	—	30 Jun 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	0.57%	634,041	$8,141,000	—	30 Jun 2015	13F
Kortright Capital Partners LP	13F	Company	0.46%	516,900	$6,637,000	—	30 Jun 2015	13F
Portolan Capital Management, LLC	13F	Company	0.46%	511,440	$6,567,000	—	30 Jun 2015	13F
LORD, ABBETT & CO. LLC	13F	Company	0.46%	510,353	$6,553,000	—	30 Jun 2015	13F
NORTHERN TRUST CORP	13F	Company	0.45%	506,038	$6,498,000	—	30 Jun 2015	13F
PRUDENTIAL PLC	13F	Company	0.45%	500,000	$6,420,000	—	30 Jun 2015	13F
SCHNEIDER CAPITAL MANAGEMENT CORP	13F	Company	0.44%	492,989	$6,330,000	—	30 Jun 2015	13F
Hodges Capital Management Inc.	13F	Company	0.43%	482,000	$6,189,000	—	30 Jun 2015	13F
LMCG INVESTMENTS, LLC	13F	Company	0.41%	460,975	$5,919,000	—	30 Jun 2015	13F
LG Capital Management, LP	13F	Company	0.4%	449,542	$5,772,000	—	30 Jun 2015	13F
Bank of New York Mellon Corp	13F	Company	0.37%	413,410	$5,309,000	—	30 Jun 2015	13F
BASSWOOD CAPITAL MANAGEMENT, L.L.C.	13F	Company	0.35%	395,201	$5,074,000	—	30 Jun 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.3%	331,740	$4,259,000	—	30 Jun 2015	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.29%	325,503	$4,179,000	—	30 Jun 2015	13F
Visium Asset Management, LP	13F	Company	0.29%	320,400	$4,114,000	—	30 Jun 2015	13F
Informed Momentum Co LLC	13F	Company	0.28%	312,773	$4,016,000	—	30 Jun 2015	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.25%	276,345	$3,548,000	—	30 Jun 2015	13F
BRANT POINT INVESTMENT MANAGEMENT LLC	13F	Company	0.22%	250,000	$3,210,000	—	30 Jun 2015	13F
MPAM CREDIT TRADING PARTNERS L.P.	13F	Company	0.19%	218,600	$2,807,000	—	30 Jun 2015	13F
WHITEBOX ADVISORS LLC	13F	Company	0.19%	217,524	$2,793,000	—	30 Jun 2015	13F
Invesco Ltd.	13F	Company	0.17%	193,434	$2,484,000	—	30 Jun 2015	13F
DEUTSCHE BANK AG\	13F	Company	0.14%	162,066	$2,079,000	—	30 Jun 2015	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.14%	160,682	$2,064,000	—	30 Jun 2015	13F
BlackRock Investment Management, LLC	13F	Company	0.14%	157,267	$2,019,000	—	30 Jun 2015	13F
MORGAN STANLEY	13F	Company	0.14%	153,033	$1,965,000	—	30 Jun 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.14%	152,972	$1,963,000	—	30 Jun 2015	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.13%	150,647	$1,934,000	—	30 Jun 2015	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	0.13%	142,135	$1,825,000	—	30 Jun 2015	13F
Clearline Capital LP	13F	Company	0.12%	137,668	$1,768,000	—	30 Jun 2015	13F

Institutional Holders of Builders FirstSource, Inc. - Common Stock (BLDR) as of Q3 2015

As of 30 Sep 2015, Builders FirstSource, Inc. - Common Stock (BLDR) was held by 172 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 104,888,128 shares. The largest 10 holders included Warburg Pincus & Co., WARBURG PINCUS LLC, BAMCO INC /NY/, LORD, ABBETT & CO. LLC, Roystone Capital Management LP, STADIUM CAPITAL MANAGEMENT LLC, VANGUARD GROUP INC, BlackRock Fund Advisors, FMR LLC, and WESTFIELD CAPITAL MANAGEMENT CO LP. This page lists 172 institutional shareholders reporting positions in this security for the Q3 2015 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2015 vs Q2 2015 Across Filers

Q2 2015 holders

113

Q3 2015 holders

172

Holder diff

Investor	Q2 2015 Shares	Q3 2015 Shares	Share Diff	Share Chg %	Q2 2015 Value $	Q3 2015 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.