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Builders FirstSource

766 hedge funds and large institutions have $13.6B invested in Builders FirstSource in 2025 Q3 according to their latest regulatory filings, with 108 funds opening new positions, 251 increasing their positions, 301 reducing their positions, and 97 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

less funds holding

Funds holding:

5% less call options, than puts

Call options by funds: $208M | Put options by funds: $220M

17% less repeat investments, than reductions

Existing positions increased: 251 | Existing positions reduced: 301

19% less funds holding in top 10

Funds holding in top 10: 1613 (-3)

Holders
766
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$208M
Puts
$220M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Walleye Capital
351
Walleye Capital
New York
$1.33M
HFA
352
Hershey Financial Advisers
Pennsylvania
$1.33M
WF
353
WinCap Financial
Massachusetts
$1.32M
Fuller & Thaler Asset Management
354
Fuller & Thaler Asset Management
California
$1.24M
SLAM
355
Swiss Life Asset Management
$1.21M
CAM
356
Crown Advisors Management
California
$1.21M
Brown Advisory
357
Brown Advisory
Maryland
$1.21M
ECP
358
Epacria Capital Partners
Colorado
$1.18M
Public Employees Retirement Association of Colorado
359
Public Employees Retirement Association of Colorado
Colorado
$1.17M
Assenagon Asset Management
360
Assenagon Asset Management
Luxembourg
$1.15M
SRC
361
Shufro Rose & Co
New York
$1.14M
JSSH
362
J. Safra Sarasin Holding
$1.14M
MSU
363
Mizuho Securities USA
New York
$1.12M
ICM
364
Ionic Capital Management
New York
$1.09M
VRS
365
Virginia Retirement Systems
Virginia
$1.08M
Lido Advisors
366
Lido Advisors
California
$1.07M
SC
367
SummitTX Capital
Texas
$1.06M
GAM
368
Generali Asset Management
Italy
$1.05M
TC
369
Truvestments Capital
Florida
$1.04M
CCIA
370
Campbell & Co Investment Adviser
Maryland
$1.04M
IIM
371
INTECH Investment Management
Florida
$1.02M
XT
372
XTX Topco
Cayman Islands
$999K
GS
373
GTS Securities
New York
$996K
Allianz Asset Management
374
Allianz Asset Management
Germany
$973K
LIP
375
Lighthouse Investment Partners
Florida
$970K