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 2017?

196 institutional investors reported BLDR - Builders FirstSource, Inc. - Common Stock for Q1 2017. Use the holders table for investor-level position and value details.

Builders FirstSource, Inc. - Common Stock (BLDR)

CUSIP: 12008R107

Q1 2017 13F Holders as of 31 Mar 2017

Type / Class: Equity / Common Stock
Shares outstanding: 112,113,345
Total 13F shares: 93,436,404
Share change: +12,925,512
Total reported value: $1,392,184,921
Put/Call ratio: 6.7%
Price per share: $14.90
Number of holders: 196
Value change: +$206,339,598
Number of buys: 125
Number of sells: 76

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: Q2 2017
Previous quarter: Q4 2016

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
STADIUM CAPITAL MANAGEMENT LLC	13F	Company	7.7%	8,577,599	$94,096,000	—	31 Dec 2016	13F
Raging Capital Management, LLC	13F	Company	5.2%	5,838,937	$64,053,000	—	31 Dec 2016	13F
RUANE, CUNNIFF & GOLDFARB INC	13F	Company	4.5%	5,007,377	$54,931,000	—	31 Dec 2016	13F
VANGUARD GROUP INC	13F	Company	4.3%	4,860,588	$53,320,000	—	31 Dec 2016	13F
WESTFIELD CAPITAL MANAGEMENT CO LP	13F	Company	3%	3,361,156	$36,872,000	—	31 Dec 2016	13F
STELLIAM INVESTMENT MANAGEMENT, LP	13F	Company	3%	3,325,000	$36,475,000	—	31 Dec 2016	13F
BlackRock Fund Advisors	13F	Company	3%	3,312,789	$36,341,000	—	31 Dec 2016	13F
LORD, ABBETT & CO. LLC	13F	Company	2.8%	3,108,482	$34,101,000	—	31 Dec 2016	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	2.6%	2,947,932	$32,340,000	—	31 Dec 2016	13F
FMR LLC	13F	Company	2.4%	2,688,102	$29,488,000	—	31 Dec 2016	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	2.3%	2,550,000	$27,974,000	—	31 Dec 2016	13F
GLENMEDE TRUST CO NA	13F	Company	2.3%	2,525,577	$27,704,000	—	31 Dec 2016	13F
BEACONLIGHT CAPITAL, LLC	13F	Company	2.1%	2,376,432	$26,069,000	—	31 Dec 2016	13F
Ancient Art, L.P.	13F	Company	2%	2,214,395	$24,292,000	—	31 Dec 2016	13F
EAGLE ASSET MANAGEMENT INC	13F	Company	2%	2,202,107	$24,157,000	—	31 Dec 2016	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	2%	2,187,694	$23,999,000	—	31 Dec 2016	13F
Robert E. Robotti	13F	Individual	1.9%	2,172,902	$23,837,000	—	31 Dec 2016	13F
SPRUCE HOUSE INVESTMENT MANAGEMENT LLC	13F	Company	1.9%	2,115,100	$23,203,000	—	31 Dec 2016	13F
STATE STREET CORP	13F	Company	1.3%	1,448,327	$15,886,000	—	31 Dec 2016	13F
Zelman Capital LLC	13F	Company	1.2%	1,370,906	$15,039,000	—	31 Dec 2016	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	1.1%	1,233,813	$13,535,000	—	31 Dec 2016	13F
FORMULA GROWTH LTD	13F	Company	1%	1,168,357	$12,817,000	—	31 Dec 2016	13F
PICTET ASSET MANAGEMENT LTD	13F	Company	0.92%	1,028,957	$11,288,000	—	31 Dec 2016	13F
SPITFIRE CAPITAL LLC	13F	Company	0.91%	1,015,273	$11,138,000	—	31 Dec 2016	13F
NORTHERN TRUST CORP	13F	Company	0.89%	1,000,642	$10,977,000	—	31 Dec 2016	13F
BUCKINGHAM CAPITAL MANAGEMENT INC	13F	Company	0.64%	715,600	$7,850,000	—	31 Dec 2016	13F
NEW GENERATION ADVISORS, LLC	13F	Company	0.61%	688,519	$7,553,000	—	31 Dec 2016	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.59%	667,020	$7,317,000	—	31 Dec 2016	13F
ROYCE & ASSOCIATES LP	13F	Company	0.56%	627,978	$6,889,000	—	31 Dec 2016	13F
Alta Fundamental Advisers LLC	13F	Company	0.53%	590,000	$6,472,000	—	31 Dec 2016	13F
REDWOOD CAPITAL MANAGEMENT, LLC	13F	Company	0.49%	550,000	$6,034,000	—	31 Dec 2016	13F
Marcato Capital Management LP	13F	Company	0.48%	534,500	$5,863,000	—	31 Dec 2016	13F
Bank of New York Mellon Corp	13F	Company	0.43%	480,360	$5,270,000	—	31 Dec 2016	13F
FrontFour Capital Group LLC	13F	Company	0.43%	477,209	$5,235,000	—	31 Dec 2016	13F
Cider Mill Investments LP	13F	Company	0.4%	450,430	$4,941,000	—	31 Dec 2016	13F
Lyon Street Capital, LLC	13F	Company	0.4%	447,184	$4,906,000	—	31 Dec 2016	13F
Brandywine Global Investment Management, LLC	13F	Company	0.38%	425,694	$4,670,000	—	31 Dec 2016	13F
MORGAN STANLEY	13F	Company	0.35%	393,754	$4,319,000	—	31 Dec 2016	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.34%	386,261	$4,237,000	—	31 Dec 2016	13F
CWH Capital Management, Inc.	13F	Company	0.34%	385,285	$4,227,000	—	31 Dec 2016	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.33%	370,800	$4,068,000	—	31 Dec 2016	13F
PRUDENTIAL PLC	13F	Company	0.31%	350,000	$3,840,000	—	31 Dec 2016	13F
BANK OF MONTREAL /CAN/	13F	Company	0.3%	337,279	$3,731,000	—	31 Dec 2016	13F
UBS Group AG	13F	Company	0.29%	328,936	$3,608,000	—	31 Dec 2016	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.29%	327,699	$3,595,000	—	31 Dec 2016	13F
BlackRock Investment Management, LLC	13F	Company	0.28%	317,020	$3,478,000	—	31 Dec 2016	13F
DEUTSCHE BANK AG\	13F	Company	0.28%	315,333	$3,457,000	—	31 Dec 2016	13F
VNBTrust, National Association	13F	Company	0.26%	296,739	$3,255,000	—	31 Dec 2016	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.26%	289,425	$3,175,000	—	31 Dec 2016	13F
Rail-Splitter Capital Management, LLC	13F	Company	0.25%	280,708	$3,079,000	—	31 Dec 2016	13F

Institutional Holders of Builders FirstSource, Inc. - Common Stock (BLDR) as of Q1 2017

As of 31 Mar 2017, Builders FirstSource, Inc. - Common Stock (BLDR) was held by 196 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 93,436,404 shares. The largest 10 holders included STADIUM CAPITAL MANAGEMENT LLC, BlackRock Inc., VANGUARD GROUP INC, RUANE, CUNNIFF & GOLDFARB INC, Raging Capital Management, LLC, STELLIAM INVESTMENT MANAGEMENT, LP, GLENMEDE TRUST CO NA, DIMENSIONAL FUND ADVISORS LP, WESTFIELD CAPITAL MANAGEMENT CO LP, and LORD, ABBETT & CO. LLC. This page lists 196 institutional shareholders reporting positions in this security for the Q1 2017 filing period.

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

Compare Q1 2017 vs Q4 2016 Across Filers

Q4 2016 holders

173

Q1 2017 holders

196

Holder diff

Investor	Q4 2016 Shares	Q1 2017 Shares	Share Diff	Share Chg %	Q4 2016 Value $	Q1 2017 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.