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Berkshire Hathaway Class B

4,527 hedge funds and large institutions have $439B invested in Berkshire Hathaway Class B in 2025 Q3 according to their latest regulatory filings, with 187 funds opening new positions, 1,848 increasing their positions, 1,819 reducing their positions, and 125 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
4,527
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
651
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$11.2B
Puts
$8.25B
Net Calls
Net Calls Change

Top Buyers

1 +$910M
2 +$877M
3 +$607M
4
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss
Texas
+$600M
5
BlackRock
BlackRock
New York
+$551M

Top Sellers

1 -$6.11B
2 -$1.19B
3 -$592M
4
UBS AM
UBS AM
Illinois
-$472M
5
Goldman Sachs
Goldman Sachs
New York
-$369M
Name Holding Trade Value Shares
Change
Change in
Stake
ACM
4551
AlphaStar Capital Management
North Carolina
SI
4552
Symmetry Investments
Jersey
GCM
4553
Glynn Capital Management
California
DWA
4554
Dorsey Wright & Associates
California
IFU
4555
iSAM Funds (UK)
United Kingdom
XI
4556
XXEC Inc
Oklahoma
CP
4557
Cumberland Partners
Ontario, Canada
MPCL
4558
My Personal CFO LLC
Washington
FCM
4559
Fieldview Capital Management
Michigan
SXL
4560
Summit X LLC
Missouri
DL
4561
DOHJ LLC
Washington
RAM
4562
RedJay Asset Management
Ontario, Canada
HG
4563
Herbst Group
Connecticut
HAFG
4564
Hansen & Associates Financial Group
California
WG
4565
Winton Group
United Kingdom
AIC
4566
Anthracite Investment Company
Texas
MGM
4567
Miura Global Management
New York
LIP
4568
Lighthouse Investment Partners
Florida
SA
4569
Shilanski & Associates
Alaska
RS
4570
R Squared
Hong Kong
EA
4571
Ergawealth Advisors
Illinois
AIM
4572
ARGA Investment Management
Connecticut
PA
4573
Prossimo Advisors
California
AC
4574
AXQ Capital
New Jersey
YIH
4575
Y-Intercept (HK)
Hong Kong