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Builders FirstSource

765 hedge funds and large institutions have $10.8B invested in Builders FirstSource in 2025 Q4 according to their latest regulatory filings, with 116 funds opening new positions, 262 increasing their positions, 301 reducing their positions, and 118 closing their positions.

New
Increased
Maintained
Reduced
Closed

1% more call options, than puts

Call options by funds: $160M | Put options by funds: $158M

0% more funds holding in top 10

Funds holding in top 10: 1313 (0)

2% less first-time investments, than exits

New positions opened: 116 | Existing positions closed: 118

1% less funds holding

Funds holding: 775765 (-10)

6.28% less ownership

Funds ownership: 101.37%95.09% (-6.3%)

13% less repeat investments, than reductions

Existing positions increased: 262 | Existing positions reduced: 301

20% less capital invested

Capital invested by funds: $13.6B → $10.8B (-$2.76B)

Holders
765
Holders Change
-10
Holders Change %
-1.29%
% of All Funds
9.31%
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.16%
New
116
Increased
262
Reduced
301
Closed
118
Calls
$160M
Puts
$158M
Net Calls
+$2.3M
Net Calls Change
+$14.3M
Name Holding Trade Value Shares
Change
Change in
Stake
AIM
126
Achmea Investment Management
Netherlands
$10.1M -$739K -6,576 -6%
Corient Private Wealth
127
Corient Private Wealth
Florida
$10.1M +$5.59M +49,724 +102%
ACM
128
Aquatic Capital Management
Illinois
$9.99M +$10.9M +97,108 New
SEI Investments
129
SEI Investments
Pennsylvania
$9.99M -$248K -2,208 -2%
Russell Investments Group
130
Russell Investments Group
United Kingdom
$9.96M -$8.79M -78,230 -45%
SIC
131
Schwartz Investment Counsel
Michigan
$9.86M +$1.57M +14,000 +17%
MPM
132
Mountaineer Partners Management
New York
$9.68M +$3.75M +33,332 +55%
GC
133
Giverny Capital
Quebec, Canada
$9.26M +$325K +2,888 +3%
New York State Teachers Retirement System (NYSTRS)
134
New York State Teachers Retirement System (NYSTRS)
New York
$9.19M -$263K -2,342 -3%
OSAM
135
O'Shaughnessy Asset Management
Connecticut
$9.01M -$13.6M -121,099 -58%
PL
136
Parkwood LLC
Ohio
$8.87M +$3M +26,678 +45%
RP
137
RIHO Partners
Arizona
$8.85M +$9.67M +86,038 New
PCMI
138
Paradigm Capital Management Inc
New York
$8.82M
DLP
139
De Lisle Partners
United Kingdom
$8.69M
MLIM
140
Mountain Lake Investment Management
Florida
$8.64M +$830K +7,382 +10%
Bank of Montreal
141
Bank of Montreal
Ontario, Canada
$8.61M +$364K +3,241 +4%
Aviva
142
Aviva
United Kingdom
$8.56M +$645K +5,742 +7%
WG
143
Winton Group
United Kingdom
$8.56M +$7.87M +70,077 +534%
National Bank of Canada
144
National Bank of Canada
Quebec, Canada
$8.38M +$1.33M +11,840 +17%
Thrivent Financial for Lutherans
145
Thrivent Financial for Lutherans
Minnesota
$8.01M +$1.84M +16,398 +27%
Manulife (Manufacturers Life Insurance)
146
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$7.97M -$459K -4,083 -5%
WTC
147
WhitTier Trust Company
Nevada
$7.9M -$355K -3,156 -4%
CCIA
148
Campbell & Co Investment Adviser
Maryland
$7.72M +$7.46M +66,422 +774%
State of Wisconsin Investment Board
149
State of Wisconsin Investment Board
Wisconsin
$7.57M +$1.05M +9,345 +15%
RA
150
Royce & Associates
New York
$7.52M -$1.12M -10,000 -12%