Builders FirstSource, Inc.

BLDR

Exchange: NYSE
Industry: Retail-Lumber & Other Building Materials Dealers
SEC CIK: 0001316835

SEC filings (opens in a new tab)

No open-market purchases or sales by Builders FirstSource, Inc. insiders were filed in the last 90 days; 671 institutions reported holding it in 13F filings for Q2 2026, worth $9.63B in total; 3 superinvestors hold it, including D1 Capital Partners and Semper Augustus.

13F holders, Q1 2021

Institutional positions in Builders FirstSource, Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders: 380; No complete 13F data for Q4 2020
Shares held: 207.0M; No complete 13F data for Q4 2020
Total value: $9.58B; No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting BLDR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 380 institutions

Value heldQ1 2021: $9.58B

Institutions holding BLDR and their total value by quarter
Quarter	Holders	Value
Q2 2026	671	$9.63B
Q1 2026	726	$8.74B
Q4 2025	768	$10.8B
Q3 2025	778	$13.6B
Q2 2025	776	$12.7B
Q1 2025	786	$13.7B
Q4 2024	819	$15.6B
Q3 2024	832	$21.4B
Q2 2024	776	$15.1B
Q1 2024	859	$23.4B
Q4 2023	745	$19.3B
Q3 2023	675	$14.6B
Q2 2023	662	$16.1B
Q1 2023	544	$11.5B
Q4 2022	518	$9.03B
Q3 2022	490	$8.81B
Q2 2022	491	$8.58B
Q1 2022	509	$11.1B
Q4 2021	494	$15.0B
Q3 2021	404	$10.5B
Q2 2021	403	$8.75B
Q1 2021	380	$9.58B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Builders FirstSource, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding BLDR in Q1 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
Grantham, Mayo, Van Otterloo & Co. LLC	49,300	$2.29M	0.01%	–	–
Shay Capital LLC	50,000	$2.32M	0.65%	–	–
Essex Investment Management Co LLC	50,446	$2.34M	0.29%	–	–
Zacks Investment Management	51,278	$2.38M	0.04%	–	–
EAM Investors, LLC	53,062	$2.46M	0.37%	–	–
BI Asset Management Fondsmaeglerselskab A/S	53,201	$2.47M	0.10%	–	–
DuPont Capital Management Corp	53,549	$2.48M	0.06%	–	–
Louisiana State Employees Retirement System	53,600	$2.48M	0.06%	–	–
Three Peaks Capital Management, LLC	54,456	$2.52M	0.80%	–	–
Thrivent Financial for Lutherans	55,011	$2.55M	0.01%	–	–
Schroder Investment Management Group	56,202	$2.61M	0.00%	–	–
Arizona State Retirement System	56,653	$2.63M	0.02%	–	–
First Trust Advisors LP	56,967	$2.64M	0.00%	–	–
Simplex Trading, LLC	58,359	$2.71M	0.15%	–	–
Employees Retirement System of Texas	58,737	$2.72M	0.04%	–	–
Weiss Multi-Strategy Advisers LLC	58,912	$2.73M	0.06%	–	–
SG Americas Securities, LLC	59,867	$2.78M	0.02%	–	–
Knights of Columbus Asset Advisors LLC	60,964	$2.83M	0.28%	–	–
Affinity Wealth Management LLC	62,447	$2.99M	0.61%	–	–
Globeflex Capital L P	65,939	$3.06M	0.56%	–	–
Robeco Institutional Asset Management B.V.	66,970	$3.11M	0.01%	–	–
SG Capital Management LLC	67,968	$3.15M	0.98%	–	–
Oregon Public Employees Retirement Fund	68,070	$3.16M	0.04%	–	–
State Board of Administration of Florida Retirement System	69,347	$3.22M	0.01%	–	–
Friess Associates LLC	69,936	$3.24M	1.26%	–	–
ProShare Advisors LLC	70,432	$3.27M	0.01%	–	–
Ruane, Cunniff & Goldfarb L.P.	71,523	$3.32M	0.03%	–	–
Stifel Financial Corp	71,668	$3.32M	0.01%	–	–
Chartwell Investment Partners, LLC	71,708	$3.33M	0.10%	–	–
Teachers Retirement System of the State of Kentucky	72,956	$3.38M	0.03%	–	–
Panagora Asset Management Inc	73,154	$3.39M	0.02%	–	–
Ameritas Investment Partners, Inc.	73,503	$3.41M	0.13%	–	–
Rafferty Asset Management, LLC	74,016	$3.43M	0.02%	–	–
SEI Investments Co	76,715	$3.44M	0.01%	–	–
State of Michigan Retirement System	76,500	$3.55M	0.02%	–	–
Great West Life Assurance Co	80,484	$3.73M	0.01%	–	–
1832 Asset Management L.P.	81,355	$3.75M	0.01%	–	–
Glenmede Trust Co NA	81,224	$3.77M	0.02%	–	–
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	81,346	$3.77M	0.05%	–	–
Tocqueville Asset Management L.P.	85,740	$3.98M	0.06%	–	–
Point72 Asset Management, L.P.	87,241	$4.04M	0.02%	–	–
Argent Capital Management LLC	88,597	$4.11M	0.14%	–	–
Metropolitan Life Insurance Co	88,648	$4.11M	0.06%	–	–
BNP Paribas Arbitrage, SA	90,404	$4.19M	0.01%	–	–
Royal Bank of Canada	102,164	$4.74M	0.00%	–	–
King Luther Capital Management Corp	104,730	$4.86M	0.03%	–	–
Citigroup Inc	108,744	$5.04M	0.00%	–	–
Oppenheimer & Co Inc	113,488	$5.26M	0.11%	–	–
Driehaus Capital Management LLC	116,600	$5.41M	0.08%	–	–
State of New Jersey Common Pension Fund D	116,609	$5.41M	0.02%	–	–
Intrinsic Edge Capital Management LLC	118,437	$5.49M	0.38%	–	–
AMJ Financial Wealth Management	119,695	$5.55M	2.68%	–	–
Comerica Bank	121,718	$5.94M	0.04%	–	–
Man Group plc	128,651	$5.96M	0.03%	–	–
Hodges Capital Management Inc.	131,250	$6.09M	0.84%	–	–
ClariVest Asset Management LLC	134,649	$6.24M	0.22%	–	–
Healthcare of Ontario Pension Plan Trust Fund	136,449	$6.33M	0.02%	–	–
Alyeska Investment Group, L.P.	140,867	$6.53M	0.09%	–	–
Beaconlight Capital, LLC	141,975	$6.58M	2.62%	–	–
Catalyst Capital Advisors LLC	143,800	$6.67M	0.37%	–	–
LPL Financial LLC	148,339	$6.88M	0.01%	–	–
Ensign Peak Advisors, Inc	150,300	$6.97M	0.01%	–	–
Texas Permanent School Fund	154,224	$7.15M	0.09%	–	–
Jane Street Group, LLC	159,144	$7.38M	0.02%	–	–
UBS Group AG	160,918	$7.46M	0.00%	–	–
Gluskin Sheff & Assoc Inc	165,094	$7.66M	0.34%	–	–
LMR Partners LLP	168,958	$7.83M	0.20%	–	–
GoodHaven Capital Management, LLC	171,700	$7.96M	5.97%	–	–
Fisher Asset Management, LLC	172,461	$8.00M	0.01%	–	–
Masterton Capital Management, LP	174,500	$8.09M	5.87%	–	–
Crown Advisors Management, Inc.	175,000	$8.12M	6.36%	–	–
Prospect Capital Advisors, LLC	179,000	$8.30M	3.65%	–	–
MetLife Investment Management	183,091	$8.49M	0.08%	–	–
Appian Way Asset Management LP	183,312	$8.50M	4.40%	–	–
Credit Suisse AG	184,728	$8.57M	0.01%	–	–
New York State Teachers Retirement System	187,355	$8.69M	0.02%	–	–
Federated Hermes, Inc.	194,343	$9.01M	0.02%	–	–
Punch & Associates Investment Management, Inc.	194,760	$9.03M	0.54%	–	–
UBS Asset Management Americas Inc	199,723	$9.26M	0.00%	–	–
New York State Common Retirement Fund	203,238	$9.42M	0.01%	–	–
Russell Investments Group, Ltd.	203,611	$9.44M	0.02%	–	–
AXA S.A.	204,624	$9.49M	0.03%	–	–
Natixis Advisors, L.P.	207,424	$9.62M	0.05%	–	–
Nicholas Company, Inc.	208,454	$9.67M	0.18%	–	–
Two Sigma Advisers, LP	209,731	$9.72M	0.03%	–	–
Raymond James & Associates	243,841	$11.3M	0.01%	–	–
ACK Asset Management LLC	771,253	$11.4M	4.54%	–	–
Canada Pension Plan Investment Board	247,000	$11.5M	0.01%	–	–
Susquehanna International Group, LLP	254,547	$11.8M	0.02%	–	–
Lisanti Capital Growth, LLC	259,890	$12.1M	1.55%	–	–
Barclays PLC	266,793	$12.4M	0.01%	–	–
One Fin Capital Management LP	269,003	$12.5M	4.79%	–	–
Paradigm Capital Management Inc	269,612	$12.5M	0.65%	–	–
State of Wisconsin Investment Board	270,937	$12.6M	0.03%	–	–
Vision Capital Corp	275,871	$12.8M	4.29%	–	–
Makena Capital Management LLC	276,795	$12.8M	2.03%	–	–
Castleark Management LLC	280,081	$13.0M	0.47%	–	–
Cobalt Capital Management, Inc.	300,000	$13.9M	4.97%	–	–
Hill City Capital, LP	300,000	$13.9M	5.77%	–	–
California State Teachers Retirement System	307,590	$14.3M	0.02%	–	–