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 Q1 2015?

91 institutional investors reported BLDR - Builders FirstSource, Inc. - Common Stock for Q1 2015. Use the holders table for investor-level position and value details.

Builders FirstSource, Inc. - Common Stock (BLDR)

CUSIP: 12008R107

Q1 2015 13F Holders as of 31 Mar 2015

Type / Class: Equity / Common Stock
Shares outstanding: 110,722,736
Total 13F shares: 66,384,563
Share change: -389,311
Total reported value: $442,610,553
Price per share: $6.67
Number of holders: 91
Value change: -$2,813,106
Number of buys: 43
Number of sells: 38

Security key

12008R107

Report period

Q1 2015

Institutions

Top holders

BLDR full security history Newer quarter: Q2 2015 Previous quarter: Q4 2014 Builders FirstSource, Inc. SEC filings Builders FirstSource, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 12008R107

Newer quarter: Q2 2015 Previous quarter: Q4 2014

Recent filing periods:

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

Ownership snapshot

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

Grouped by holder across the latest SEC ownership disclosures. Start with the largest verified stakes, then open the linked filing trail.

Lead holder

WARBURG PINCUS LLC

13D/G signal

—

Evidence rows

Latest as of

31 Dec 2014

13F Lead comparable stake: 22%

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
WARBURG PINCUS LLC	13F Company 13F	22%	$170,811,000 24,863,266 shares	—	31 Dec 2014
STADIUM CAPITAL MANAGEMENT LLC	13F Company 13F	11%	$85,161,000 12,396,015 shares	—	31 Dec 2014
BAMCO INC /NY/	13F Company 13F	2.8%	$21,266,000 3,095,518 shares	—	31 Dec 2014
Robert E. Robotti	13F Individual 13F	2.6%	$19,485,000 2,836,230 shares	—	31 Dec 2014
NEW GENERATION ADVISORS, LLC	13F Company 13F	1.8%	$13,596,000 1,979,072 shares	—	31 Dec 2014
VANGUARD GROUP INC	13F Company 13F	1.5%	$11,673,000 1,699,059 shares	—	31 Dec 2014
ROYCE & ASSOCIATES LP	13F Company 13F	1.3%	$9,882,000 1,438,468 shares	—	31 Dec 2014
FMR LLC	13F Company 13F	1.3%	$9,816,000 1,428,836 shares	—	31 Dec 2014
WALL STREET ASSOCIATES	13F Company 13F	1.2%	$9,236,000 1,344,400 shares	—	31 Dec 2014
BlackRock Fund Advisors	13F Company 13F	1.1%	$8,721,000 1,269,469 shares	—	31 Dec 2014
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F Company 13F	0.93%	$7,104,000 1,034,087 shares	—	31 Dec 2014
PRUDENTIAL PLC	13F Company 13F	0.9%	$6,870,000 1,000,000 shares	—	31 Dec 2014
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F Company 13F	0.9%	$6,838,000 995,349 shares	—	31 Dec 2014
KENNEDY CAPITAL MANAGEMENT LLC	13F Company 13F	0.87%	$6,595,000 959,944 shares	—	31 Dec 2014
Hodges Capital Management Inc.	13F Company 13F	0.84%	$6,393,000 930,500 shares	—	31 Dec 2014
STATE STREET CORP	13F Company 13F	0.73%	$5,544,000 806,621 shares	—	31 Dec 2014
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	0.68%	$5,210,000 758,336 shares	—	31 Dec 2014
Harvey Partners, LLC	13F Company 13F	0.68%	$5,153,000 750,000 shares	—	31 Dec 2014
DG Capital Management, LLC	13F Company 13F	0.56%	$4,251,000 618,784 shares	—	31 Dec 2014
Penn Capital Management Company, LLC	13F Company 13F	0.48%	$3,621,000 527,060 shares	—	31 Dec 2014
BASSWOOD CAPITAL MANAGEMENT, L.L.C.	13F Company 13F	0.48%	$3,620,000 526,989 shares	—	31 Dec 2014
BlackRock Institutional Trust Company, N.A.	13F Company 13F	0.47%	$3,568,000 519,330 shares	—	31 Dec 2014
NORTHERN TRUST CORP	13F Company 13F	0.46%	$3,532,000 514,124 shares	—	31 Dec 2014
Allianz Asset Management GmbH	13F Company 13F	0.31%	$2,385,000 347,203 shares	—	31 Dec 2014
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	0.29%	$2,218,000 322,892 shares	—	31 Dec 2014
Carlson Capital, L.P.	13F Company 13F	0.27%	$2,061,000 300,000 shares	—	31 Dec 2014
TIAA CREF INVESTMENT MANAGEMENT LLC	13F Company 13F	0.26%	$1,983,000 288,578 shares	—	31 Dec 2014
Bank of New York Mellon Corp	13F Company 13F	0.22%	$1,703,000 247,764 shares	—	31 Dec 2014
McClain Value Management LLC	13F Company 13F	0.22%	$1,673,000 243,570 shares	—	31 Dec 2014
WHITEBOX ADVISORS LLC	13F Company 13F	0.16%	$1,221,000 177,734 shares	—	31 Dec 2014
BARCLAYS PLC	13F Company 13F	0.14%	$937,000 156,131 shares	—	31 Dec 2014
MILLENNIUM MANAGEMENT LLC	13F Company 13F	0.13%	$987,000 143,642 shares	—	31 Dec 2014
True Bearing Asset Management LP	13F Company 13F	0.13%	$958,000 139,450 shares	—	31 Dec 2014
BlackRock Investment Management, LLC	13F Company 13F	0.12%	$918,000 133,632 shares	—	31 Dec 2014
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	0.12%	$877,000 127,632 shares	—	31 Dec 2014
TEACHERS ADVISORS, LLC	13F Company 13F	0.1%	$774,000 112,600 shares	—	31 Dec 2014
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F Company 13F	0.1%	$675,000 110,500 shares	—	31 Dec 2014
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F Company 13F	0.09%	$672,000 97,884 shares	—	31 Dec 2014
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F Company 13F	0.08%	$582,000 84,649 shares	—	31 Dec 2014
MENTA CAPITAL LLC	13F Company 13F	0.07%	$529,000 76,945 shares	—	31 Dec 2014
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC	13F Company 13F	0.07%	$515,000 75,000 shares	—	31 Dec 2014
DEERE & CO	13F Company 13F	0.07%	$511,000 74,427 shares	—	31 Dec 2014
D. E. Shaw & Co., Inc.	13F Company 13F	0.06%	$468,000 68,132 shares	—	31 Dec 2014
DEUTSCHE BANK AG\	13F Company 13F	0.06%	$421,000 61,646 shares	—	31 Dec 2014
Swiss National Bank	13F Company 13F	0.05%	$411,000 59,800 shares	—	31 Dec 2014
WFG Advisors, LP	13F Company 13F	0.05%	$381,000 55,500 shares	—	31 Dec 2014
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	13F Company 13F	0.05%	$362,000 52,729 shares	—	31 Dec 2014
LPL Financial LLC	13F Company 13F	0.04%	$318,000 46,300 shares	—	31 Dec 2014
Piermont Capital Management Inc.	13F Company 13F	0.04%	$314,000 45,720 shares	—	31 Dec 2014
MORGAN STANLEY	13F Company 13F	0.04%	$313,000 45,595 shares	—	31 Dec 2014

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2015

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

66,384,563

Rows loaded

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

Compare Q1 2015 vs Q4 2014 Across Filers

Q4 2014 holders

Q1 2015 holders

Holder diff

Investor	Q4 2014 Shares	Q1 2015 Shares	Share Diff	Share Chg %	Q4 2014 Value $	Q1 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.