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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
TFIPS
601
Towarzystwo Funduszy Inwestycyjnych PZU SA
$20.6K
SWM
602
Spire Wealth Management
Virginia
$20.4K -$95.2K -891 -78%
BIA
603
Bell Investment Advisors
California
$18.8K -$961 -9 -4%
RAM
604
Ramirez Asset Management
New York
$16.5K -$32K -300 -60%
BW
605
Basepoint Wealth
Iowa
$16.5K
EWP
606
Elevation Wealth Partners
California
$16.5K +$21.4K +200 New
MHR
607
Matthew Hamilton Rosenberg
$15.5K
MG
608
Mather Group
Illinois
$15.2K +$19.8K +185 New
EF
609
Entrust Financial
Pennsylvania
$14.8K
TSMHT
610
Thurston Springer Miller Herd & Titak
Indiana
$14.8K
GWM
611
Geneos Wealth Management
Colorado
$14.4K -$34.7K -325 -65%
GBT
612
Grove Bank & Trust
Florida
$14K +$13.9K +130 +325%
KFAS
613
Keating Financial Advisory Services
Kansas
$12.8K +$9.82K +92 +146%
NFSG
614
Newbridge Financial Services Group
Florida
$12.3K
SGFG
615
Silver Grove Financial Group
New York
$12.3K +$16K +150 New
JWA
616
JFS Wealth Advisors
Pennsylvania
$12K -$2.35K -22 -13%
FMII
617
Farmers & Merchants Investments Inc
Nebraska
$11.9K +$7.16K +67 +86%
WIM
618
Westside Investment Management
California
$11.9K
IUHSA
619
Itau Unibanco Holding S.A.
Brazil
$11.8K -$9.18K -86 -38%
SS
620
SBI Securities
Japan
$11.7K -$214 -2 -1%
RS
621
Rakuten Securities
Japan
$11.7K +$1.07K +10 +8%
ADL
622
Asset Dedication LLC
California
$11.6K +$4.06K +38 +37%
LFA
623
Longview Financial Advisors
Alabama
$11.4K +$14.7K +138 New
HIIFS
624
Harel Insurance Investments & Financial Services
Israel
$11K +$1.5K +14 +12%
MWM
625
Mascoma Wealth Management
New Hampshire
$10K