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Builders FirstSource

772 hedge funds and large institutions have $13.6B invested in Builders FirstSource in 2025 Q3 according to their latest regulatory filings, with 109 funds opening new positions, 252 increasing their positions, 305 reducing their positions, and 96 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:

more 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: 252 | Existing positions reduced: 305

19% less funds holding in top 10

Funds holding in top 10: 1613 (-3)

Holders
772
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
VPIM
351
Vanguard Personalized Indexing Management
California
$1.35M
WI
352
Westbourne Investments
Virginia
$1.34M
Walleye Capital
353
Walleye Capital
New York
$1.33M
HFA
354
Hershey Financial Advisers
Pennsylvania
$1.33M
WF
355
WinCap Financial
Massachusetts
$1.32M
Fuller & Thaler Asset Management
356
Fuller & Thaler Asset Management
California
$1.24M
SLAM
357
Swiss Life Asset Management
$1.21M
CAM
358
Crown Advisors Management
California
$1.21M
Brown Advisory
359
Brown Advisory
Maryland
$1.21M
ECP
360
Epacria Capital Partners
Colorado
$1.18M
Public Employees Retirement Association of Colorado
361
Public Employees Retirement Association of Colorado
Colorado
$1.17M
Assenagon Asset Management
362
Assenagon Asset Management
Luxembourg
$1.15M
SRC
363
Shufro Rose & Co
New York
$1.14M
JSSH
364
J. Safra Sarasin Holding
$1.14M
MSU
365
Mizuho Securities USA
New York
$1.12M
ICM
366
Ionic Capital Management
New York
$1.09M
VRS
367
Virginia Retirement Systems
Virginia
$1.08M
Lido Advisors
368
Lido Advisors
California
$1.07M
SC
369
SummitTX Capital
Texas
$1.06M
GAM
370
Generali Asset Management
Italy
$1.05M
TC
371
Truvestments Capital
Florida
$1.04M
CCIA
372
Campbell & Co Investment Adviser
Maryland
$1.04M
IIM
373
INTECH Investment Management
Florida
$1.02M
XT
374
XTX Topco
Cayman Islands
$999K
GS
375
GTS Securities
New York
$996K