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Builders FirstSource
BLDR

Overview Fund Activity

761 hedge funds and large institutions have $12.7B invested in Builders FirstSource in 2025 Q2 according to their latest regulatory filings, with 118 funds opening new positions, 280 increasing their positions, 282 reducing their positions, and 120 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
761
Holders Change
-13
Holders Change %
-1.68%
% of All Funds
10.21%
Holding in Top 10
16
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.21%
New
118
Increased
280
Reduced
282
Closed
120
Calls
$205M
Puts
$220M
Net Calls
-$14.9M
Net Calls Change
-$3.25M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.36B
2
BWA
2
Brave Warrior Advisors
New York
$213M
3
Qube Research & Technologies (QRT)
3
Qube Research & Technologies (QRT)
United Kingdom
$56.9M
4
Morgan Stanley
4
Morgan Stanley
New York
$204M
5
Janus Henderson Group
5
Janus Henderson Group
United Kingdom
$100M

Top Sellers

1
DZ Bank
1
DZ Bank
Germany
$1.73M
2
Robeco Institutional Asset Management
2
Robeco Institutional Asset Management
Netherlands
$12.4M
3
BlackRock
3
BlackRock
New York
$1.01B
4
Pacer Advisors
4
Pacer Advisors
Pennsylvania
$1.07M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$1.47B
Name Holding Trade Value Shares
Change 		Shares
Change %
BCM
776
Brasada Capital Management
Texas
– -$2.74M -24,053 Closed
AS
777
Aware Super
Australia
– -$2.84M -22,753 Closed
VanEck Associates
778
VanEck Associates
New York
– -$2.52M -20,146 Closed
RGC
779
Regents Gate Capital
United Kingdom
– -$1.94M -15,526 Closed
OTPPB
780
Ontario Teachers' Pension Plan Board
Ontario, Canada
– -$1.85M -14,826 Closed
MCM
781
Monimus Capital Management
New Jersey
– -$1.84M -14,723 Closed
WCA
782
Waratah Capital Advisors
Ontario, Canada
– -$1.7M -13,592 Closed
IMC Chicago
783
IMC Chicago
Illinois
– -$1.64M -13,138 Closed
PA
784
Paragon Advisors
Texas
– -$1.5M -11,992 Closed
Mercer Global Advisors
785
Mercer Global Advisors
Colorado
– -$1.47M -11,735 Closed
RIM
786
Redwood Investment Management
Arizona
– -$1.32M -10,524 Closed
PAM
787
Paradigm Asset Management
New York
– -$1.14M -9,100 Closed
VIM
788
Vinva Investment Management
Australia
– -$1.08M -8,701 Closed
SC
789
SummitTX Capital
Texas
– -$1.06M -8,472 Closed
BFM
790
Boothbay Fund Management
New York
– -$1.01M -8,115 Closed
CIBC World Market
791
CIBC World Market
Ontario, Canada
– -$972K -7,778 Closed
XT
792
XTX Topco
Cayman Islands
– -$949K -7,593 Closed
BAM
793
Blueshift Asset Management
New Jersey
– -$862K -6,897 Closed
Connor, Clark & Lunn Investment Management (CC&L)
794
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
– -$835K -6,685 Closed
AC
795
Allstate Corporation
Illinois
– -$773K -6,183 Closed
MCC
796
Malaga Cove Capital
California
– -$616K -4,932 Closed
RCG
797
Ruane, Cunniff & Goldfarb
New York
– -$587K -4,700 Closed
CL
798
CSS LLC
Illinois
– -$551K -4,412 Closed
PA
799
PFG Advisors
Arizona
– -$524K -4,191 Closed
GFM
800
GF Fund Management
China
– -$489K -3,916 Closed
30 31
32
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