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 2014?

105 institutional investors reported BLDR - Builders FirstSource, Inc. - Common Stock for Q1 2014. Use the holders table for investor-level position and value details.

Builders FirstSource, Inc. - Common Stock (BLDR)

CUSIP: 12008R107

Q1 2014 13F Holders as of 31 Mar 2014

Type / Class: Equity / Common Stock
Shares outstanding: 110,722,736
Total 13F shares: 67,581,181
Share change: +1,871,962
Total reported value: $614,882,972
Put/Call ratio: 1.6%
Price per share: $9.10
Number of holders: 105
Value change: +$19,624,388
Number of buys: 55
Number of sells: 64

Quarterly Holders Quick Answers

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

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

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

Newer quarter: Q2 2014
Previous quarter: Q4 2013

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	$177,275,000	—	31 Dec 2013	13F
STADIUM CAPITAL MANAGEMENT LLC	13F	Company	12%	13,152,851	$93,780,000	—	31 Dec 2013	13F
Robert E. Robotti	13F	Individual	3.3%	3,708,072	$26,438,000	—	31 Dec 2013	13F
COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT	13F	Company	1.7%	1,853,856	$13,217,000	—	31 Dec 2013	13F
NEW GENERATION ADVISORS, LLC	13F	Company	1.6%	1,807,302	$12,886,000	—	31 Dec 2013	13F
VANGUARD GROUP INC	13F	Company	1.4%	1,595,921	$11,395,000	—	31 Dec 2013	13F
WALL STREET ASSOCIATES	13F	Company	1.3%	1,413,500	$10,078,000	—	31 Dec 2013	13F
ROYCE & ASSOCIATES LP	13F	Company	1.2%	1,359,300	$9,705,000	—	31 Dec 2013	13F
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F	Company	1.1%	1,245,967	$8,884,000	—	31 Dec 2013	13F
BlackRock Fund Advisors	13F	Company	1.1%	1,210,218	$8,629,000	—	31 Dec 2013	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1%	1,105,444	$7,893,000	—	31 Dec 2013	13F
BAMCO INC /NY/	13F	Company	0.83%	920,856	$6,575,000	—	31 Dec 2013	13F
STATE STREET CORP	13F	Company	0.7%	779,093	$5,560,000	—	31 Dec 2013	13F
NORTHERN TRUST CORP	13F	Company	0.58%	642,601	$4,582,000	—	31 Dec 2013	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	0.52%	573,634	$4,090,000	—	31 Dec 2013	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	0.52%	572,227	$4,080,000	—	31 Dec 2013	13F
PRUDENTIAL PLC	13F	Company	0.51%	570,000	$4,070,000	—	31 Dec 2013	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.44%	482,555	$3,441,000	—	31 Dec 2013	13F
Portolan Capital Management, LLC	13F	Company	0.42%	460,052	$3,280,000	—	31 Dec 2013	13F
Allianz Asset Management GmbH	13F	Company	0.36%	393,764	$2,811,000	—	31 Dec 2013	13F
McClain Value Management LLC	13F	Company	0.32%	357,090	$2,546,000	—	31 Dec 2013	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.31%	338,120	$2,414,000	—	31 Dec 2013	13F
OXFORD ASSET MANAGEMENT LLP	13F	Company	0.29%	316,902	$2,263,000	—	31 Dec 2013	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.28%	307,949	$2,196,000	—	31 Dec 2013	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.27%	297,549	$2,124,000	—	31 Dec 2013	13F
True Bearing Asset Management LP	13F	Company	0.27%	295,016	$2,103,000	—	31 Dec 2013	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.24%	263,675	$1,883,000	—	31 Dec 2013	13F
MORGAN STANLEY	13F	Company	0.23%	249,697	$1,780,000	—	31 Dec 2013	13F
Bank of New York Mellon Corp	13F	Company	0.22%	238,244	$1,699,000	—	31 Dec 2013	13F
D. E. Shaw & Co., Inc.	13F	Company	0.21%	231,685	$1,654,000	—	31 Dec 2013	13F
Neuberger Berman Group LLC	13F	Company	0.2%	221,392	$1,579,000	—	31 Dec 2013	13F
CREDIT SUISSE AG/	13F	Company	0.19%	210,506	$1,501,000	—	31 Dec 2013	13F
HALCYON OFFSHORE ASSET MANAGEMENT LLC	13F	Company	0.18%	200,000	$1,426,000	—	31 Dec 2013	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.16%	173,300	$1,267,000	—	31 Dec 2013	13F
CITADEL ADVISORS LLC	13F	Company	0.15%	170,803	$1,220,000	—	31 Dec 2013	13F
Penn Capital Management Company, LLC	13F	Company	0.15%	167,440	$1,196,000	—	31 Dec 2013	13F
AFTON CAPITAL MANAGEMENT LLC	13F	Company	0.15%	161,772	$1,153,000	—	31 Dec 2013	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.13%	142,934	$1,022,000	—	31 Dec 2013	13F
BlackRock Investment Management, LLC	13F	Company	0.11%	122,959	$877,000	—	31 Dec 2013	13F
NEWLAND CAPITAL MANAGEMENT, LLC	13F	Company	0.11%	119,049	$849,000	—	31 Dec 2013	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.11%	117,639	$840,000	—	31 Dec 2013	13F
TFS CAPITAL LLC	13F	Company	0.11%	117,285	$836,000	—	31 Dec 2013	13F
LMCG INVESTMENTS, LLC	13F	Company	0.09%	104,429	$745,000	—	31 Dec 2013	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	0.08%	93,600	$667,000	—	31 Dec 2013	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.08%	89,563	$639,000	—	31 Dec 2013	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.08%	88,200	$629,000	—	31 Dec 2013	13F
Hodges Capital Management Inc.	13F	Company	0.08%	83,500	$595,000	—	31 Dec 2013	13F
A.R.T. Advisors, LLC	13F	Company	0.08%	83,087	$592,000	—	31 Dec 2013	13F
TEACHERS ADVISORS, LLC	13F	Company	0.07%	82,305	$588,000	—	31 Dec 2013	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.07%	80,710	$576,000	—	31 Dec 2013	13F

Institutional Holders of Builders FirstSource, Inc. - Common Stock (BLDR) as of Q1 2014

As of 31 Mar 2014, Builders FirstSource, Inc. - Common Stock (BLDR) was held by 105 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 67,581,181 shares. The largest 10 holders included Warburg Pincus LLC, STADIUM CAPITAL MANAGEMENT LLC, ROBOTTI ROBERT, COLUMBIA PARTNERS L L C INVESTMENT MANAGEMENT, NEW GENERATION ADVISORS LLC, VANGUARD GROUP INC, WALL STREET ASSOCIATES, FMR LLC, BlackRock Fund Advisors, and ROYCE & ASSOCIATES LLC. This page lists 105 institutional shareholders reporting positions in this security for the Q1 2014 filing period.

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

Compare Q1 2014 vs Q4 2013 Across Filers

Q4 2013 holders

108

Q1 2014 holders

105

Holder diff

-3

Investor	Q4 2013 Shares	Q1 2014 Shares	Share Diff	Share Chg %	Q4 2013 Value $	Q1 2014 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.