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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
EF
201
Empowered Funds
Pennsylvania
$3.09M -$1.95M -18,218 -33%
VLKIM
202
Van Lanschot Kempen Investment Management
Netherlands
$3.09M +$1.51M +14,149 +61%
State of New Jersey Common Pension Fund D
203
State of New Jersey Common Pension Fund D
New Jersey
$3.06M
MOACM
204
Mutual of America Capital Management
New York
$3.02M -$1.44M -13,475 -27%
Corient Private Wealth
205
Corient Private Wealth
Florida
$2.95M -$6.39M -59,814 -61%
HCMT
206
Highland Capital Management (Tennessee)
Tennessee
$2.9M +$1.07K +10 +0%
Man Group
207
Man Group
United Kingdom
$2.89M +$1.45M +13,571 +63%
SOMRS
208
State of Michigan Retirement System
Michigan
$2.84M
AC
209
Asio Capital
Kentucky
$2.82M +$3.66M +34,281 New
Handelsbanken Fonder
210
Handelsbanken Fonder
Sweden
$2.82M +$395K +3,700 +12%
RIA
211
Regal Investment Advisors
Michigan
$2.81M +$44.9K +420 +1%
TAF
212
Tredje AP-fonden
Sweden
$2.79M +$2.03M +18,987 +127%
AG
213
Ascent Group
Virginia
$2.79M -$4.06K -38 -0.1%
FDCDDQ
214
Federation des caisses Desjardins du Quebec
Quebec, Canada
$2.77M +$498K +4,662 +16%
SDIC
215
South Dakota Investment Council
South Dakota
$2.76M +$1.15M +10,725 +47%
RAM
216
Resona Asset Management
Japan
$2.74M -$7.8K -73 -0.2%
Qube Research & Technologies (QRT)
217
Qube Research & Technologies (QRT)
United Kingdom
$2.71M -$24.9M -233,262 -88%
RCM
218
Rockbridge Capital Management
Virginia
$2.71M -$302K -2,829 -8%
Mercer Global Advisors
219
Mercer Global Advisors
Colorado
$2.69M -$1.08M -10,083 -24%
Toronto Dominion Bank
220
Toronto Dominion Bank
Ontario, Canada
$2.67M -$481K -4,504 -12%
Ohio Public Employees Retirement System (OPERS)
221
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.6M -$115K -1,076 -3%
Osaic Holdings
222
Osaic Holdings
Arizona
$2.56M +$1.13M +10,584 +52%
AIMCA
223
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$2.52M +$1.98M +18,500 +153%
DC
224
Davenport & Co
Virginia
$2.5M +$328K +3,074 +11%
Creative Planning
225
Creative Planning
Kansas
$2.5M +$473K +4,429 +17%