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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
VWM
701
Vermillion Wealth Management
Minnesota
$494 +$641 +6 New
AA
702
Ancora Advisors
Ohio
$412 -$22.5K -211 -98%
HIA
703
HFM Investment Advisors
New Jersey
$412 -$107 -1 -17%
EFMH
704
E Fund Management (HK)
Hong Kong
$412
WWM
705
Wolff Wiese Magana
California
$412
CFM
706
Cornerstone Financial Management
Massachusetts
$412 +$534 +5 New
NL
707
NVWM LLC
Pennsylvania
$412 +$534 +5 New
VWA
708
Valued Wealth Advisors
Utah
$330
PB
709
Prosperity Bancshares
Texas
$329
CPG
710
Cornerstone Planning Group
New Jersey
$299 -$748 -7 -64%
ACM
711
Aster Capital Management
United Arab Emirates
$250 +$214 +2 New
RWS
712
Retirement Wealth Solutions
Wisconsin
$247 -$961 -9 -75%
SA
713
Seneschal Advisors
Washington
$247 -$107 -1 -25%
DF
714
DecisionPoint Financial
Arizona
$247
GIA
715
GHP Investment Advisors
Colorado
$247 +$107 +1 +50%
WAG
716
Wilkerson Advisory Group
Missouri
$165 -$5.98K -56 -97%
3FI
717
3 Factor Indexing
California
$83 +$107 +1 New
AUB
718
Atlantic Union Bankshares
Virginia
$82 +$107 +1 New
SWM
719
SHP Wealth Management
Massachusetts
$1 -$320 -3 Closed
Norges Bank
720
Norges Bank
Norway
-$109M -1,061,995 Closed
Westfield Capital Management
721
Westfield Capital Management
Massachusetts
-$48.9M -475,697 Closed
FAM
722
Fred Alger Management
New York
-$38.7M -375,723 Closed
Loomis, Sayles & Company
723
Loomis, Sayles & Company
Massachusetts
-$30.4M -295,627 Closed
HCC
724
Hill City Capital
Massachusetts
-$24.7M -240,000 Closed
Jane Street
725
Jane Street
New York
-$22M -205,565 Closed