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
8.85%
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
Public Employees Retirement Association of Colorado
351
Public Employees Retirement Association of Colorado
Colorado
$795K
TIAM
352
TT International Asset Management
United Kingdom
$790K +$1.03M +9,601 New
HAM
353
Harber Asset Management
North Carolina
$790K +$1.03M +9,600 New
I
354
InceptionR
California
$788K +$65.5K +613 +7%
BCI
355
Brinker Capital Investments
Pennsylvania
$764K -$78.8K -738 -7%
DTL
356
Dynamic Technology Lab
Singapore
$756K +$981K +9,183 New
Pacer Advisors
357
Pacer Advisors
Pennsylvania
$754K +$10.3K +96 +1%
JFG
358
Jefferies Financial Group
New York
$752K -$774K -7,246 -44%
SRC
359
Shufro Rose & Co
New York
$749K
AI
360
Atria Investments
North Carolina
$749K +$493K +4,613 +103%
BAMF
361
BI Asset Management Fondsmaeglerselskab
Denmark
$747K +$632K +5,922 +188%
LFAS
362
Level Four Advisory Services
Texas
$743K +$509K +4,769 +112%
Macquarie Group
363
Macquarie Group
Australia
$733K -$109K -1,017 -10%
UCFA
364
United Capital Financial Advisors
Texas
$721K +$244K +2,284 +35%
GIBU
365
Gulf International Bank (UK)
United Kingdom
$714K +$261K +2,445 +39%
LCM
366
LRT Capital Management
Texas
$703K +$100K +937 +12%
SA
367
Sanctuary Advisors
Indiana
$698K +$436K +4,083 +93%
Canada Pension Plan Investment Board
368
Canada Pension Plan Investment Board
Ontario, Canada
$695K -$360K -3,374 -29%
O
369
Ossiam
France
$690K -$641 -6 -0.1%
Aberdeen Group
370
Aberdeen Group
United Kingdom
$682K -$6.41M -60,038 -88%
ECSS
371
Eurizon Capital SGR SpA
$668K -$462K -4,327 -34%
IP
372
Intellectus Partners
California
$661K +$248K +2,325 +41%
FEG
373
Financial Enhancement Group
Indiana
$658K +$214K +2,004 +37%
Mariner
374
Mariner
Kansas
$658K -$367K -3,433 -30%
IMCOOI
375
Investment Management Corp of Ontario (IMCO)
Canada
$648K +$42.7K +400 +5%