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Builders FirstSource
BLDR

Overview Fund Activity

774 hedge funds and large institutions have $13.8B invested in Builders FirstSource in 2025 Q1 according to their latest regulatory filings, with 107 funds opening new positions, 299 increasing their positions, 287 reducing their positions, and 128 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
774
Holders Change
-36
Holders Change %
-4.44%
% of All Funds
10.51%
Holding in Top 10
16
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+23.08%
% of All Funds
0.22%
New
107
Increased
299
Reduced
287
Closed
128
Calls
$145M
Puts
$157M
Net Calls
-$11.7M
Net Calls Change
+$9.51M

Top Buyers

1
BWA
Brave Warrior Advisors
New York
+$155M
2
Sands Capital Management
Sands Capital Management
Virginia
+$131M
3
Wellington Management Group
Wellington Management Group
Massachusetts
+$120M
4
Kovitz Investment Group Partners
Kovitz Investment Group Partners
Illinois
+$59.8M
5
VOYA Investment Management
VOYA Investment Management
Georgia
+$52.9M

Top Sellers

1
Pacer Advisors
Pacer Advisors
Pennsylvania
-$182M
2
ACM
Anomaly Capital Management
New York
-$71.3M
3
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
-$68.1M
4
Boston Partners
Boston Partners
Massachusetts
-$49.8M
5
Morgan Stanley
Morgan Stanley
New York
-$43.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
TC
776
TwinBeech Capital
New York
– -$26.1M -182,892 Closed
TI
777
Trexquant Investment
Connecticut
– -$14.8M -103,409 Closed
AAMU
778
AEGON Asset Management (UK)
United Kingdom
– -$12.5M -87,245 Closed
Renaissance Technologies
779
Renaissance Technologies
New York
– -$9.95M -69,641 Closed
Capital Fund Management (CFM)
780
Capital Fund Management (CFM)
France
– -$8.61M -60,238 Closed
BAMCO Inc
781
BAMCO Inc
New York
– -$8.6M -60,173 Closed
EGM
782
Engineers Gate Manager
New York
– -$6.05M -42,294 Closed
NP
783
Nilsine Partners
Colorado
– -$6M -41,973 Closed
MF
784
Magnetar Financial
Illinois
– -$5.64M -39,485 Closed
CCM
785
Candelo Capital Management
New York
– -$5.04M -35,277 Closed
Qube Research & Technologies (QRT)
786
Qube Research & Technologies (QRT)
United Kingdom
– -$4.8M -33,568 Closed
DA
787
Denali Advisors
California
– -$3.19M -22,335 Closed
LAM
788
LECAP Asset Management
United Kingdom
– -$3.15M -22,043 Closed
CC
789
Centiva Capital
New York
– -$2.69M -18,848 Closed
QCM
790
Qsemble Capital Management
New York
– -$2.64M -18,460 Closed
GIA
791
Gladstone Institutional Advisory
Florida
– -$2.28M -15,966 Closed
VF
792
Virtu Financial
New York
– -$2M -14,015 Closed
EMPI
793
Elo Mutual Pension Insurance
Finland
– -$1.69M -11,814 Closed
SM
794
Sciencast Management
New Jersey
– -$1.68M -11,765 Closed
VI
795
Versor Investments
New York
– -$1.67M -11,710 Closed
SGI
796
Summit Global Investments
Utah
– -$1.15M -8,037 Closed
ATN
797
AMF Tjänstepension
Sweden
– -$1.08M -7,586 Closed
FCM
798
Fieldview Capital Management
Michigan
– -$1.08M -7,548 Closed
AFA
799
Abacus FCF Advisors
Florida
– -$1.07M -7,485 Closed
QC
800
Quadrature Capital
United Kingdom
– -$1.02M -7,108 Closed
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