We are live on ! Find out more
BLDR icon

Builders FirstSource

719 hedge funds and large institutions have $8.74B invested in Builders FirstSource in 2026 Q1 according to their latest regulatory filings, with 104 funds opening new positions, 274 increasing their positions, 239 reducing their positions, and 135 closing their positions.

New
Increased
Maintained
Reduced
Closed

61% more call options, than puts

Call options by funds: $178M | Put options by funds: $111M

15% more repeat investments, than reductions

Existing positions increased: 274 | Existing positions reduced: 239

0.85% more ownership

Funds ownership: 95.09%95.93% (+0.85%)

0% more funds holding in top 10

Funds holding in top 10: 1313 (0)

6% less funds holding

Funds holding: 765719 (-46)

19% less capital invested

Capital invested by funds: $10.8B → $8.74B (-$2.09B)

23% less first-time investments, than exits

New positions opened: 104 | Existing positions closed: 135

Holders
719
Holders Change
-46
Holders Change %
-6.01%
% of All Funds
8.86%
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.16%
New
104
Increased
274
Reduced
239
Closed
135
Calls
$178M
Puts
$111M
Net Calls
+$67.3M
Net Calls Change
+$65M
Name Holding Trade Value Shares
Change
Change in
Stake
Tudor Investment Corp
726
Tudor Investment Corp
Connecticut
-$12.6M -117,722 Closed
Two Sigma Advisers
727
Two Sigma Advisers
New York
-$11M -107,200 Closed
TI
728
Trexquant Investment
Connecticut
-$10.8M -104,688 Closed
WG
729
Winton Group
United Kingdom
-$8.56M -83,208 Closed
SM
730
Sciencast Management
New Jersey
-$5.84M -56,770 Closed
D.E. Shaw & Co
731
D.E. Shaw & Co
New York
-$5.72M -53,597 Closed
QC
732
Quadrature Capital
United Kingdom
-$3.59M -34,933 Closed
RC
733
Riposte Capital
New York
-$3.33M -32,346 Closed
CP
734
CenterBook Partners
Connecticut
-$3.25M -31,563 Closed
QCM
735
Qsemble Capital Management
New York
-$3.15M -30,663 Closed
ACM
736
Argent Capital Management
Missouri
-$3.05M -29,649 Closed
FCM
737
Fieldview Capital Management
Michigan
-$2.87M -27,899 Closed
BC
738
Bridgefront Capital
Texas
-$2.72M -26,429 Closed
HP
739
Havemeyer Place
Connecticut
-$2.6M -25,249 Closed
FAF
740
Första AP-fonden
Sweden
-$2.38M -23,100 Closed
Skandinaviska Enskilda Banken (SEB)
741
Skandinaviska Enskilda Banken (SEB)
Sweden
-$2.19M -21,309 Closed
FGP
742
Freestone Grove Partners
California
-$2.13M -20,704 Closed
CPM
743
Crescent Park Management
California
-$1.74M -16,903 Closed
HAI
744
Hennessy Advisors Inc
California
-$1.66M -16,100 Closed
Walleye Capital
745
Walleye Capital
New York
-$1.62M -15,202 Closed
EIM
746
Essex Investment Management
Massachusetts
-$1.39M -13,482 Closed
IG
747
ING Group
Netherlands
-$1.37M -13,291 Closed
SIA
748
Strategic Investment Advisors
Michigan
-$1.21M -11,752 Closed
VWM
749
VCI Wealth Management
Missouri
-$1.14M -11,080 Closed
EGM
750
Engineers Gate Manager
New York
-$1.08M -10,464 Closed