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Berkshire Hathaway Class B

4,845 hedge funds and large institutions have $436B invested in Berkshire Hathaway Class B in 2026 Q1 according to their latest regulatory filings, with 226 funds opening new positions, 1,942 increasing their positions, 2,024 reducing their positions, and 161 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

less funds holding

Funds holding:

less ownership

Funds ownership:

4% less repeat investments, than reductions

Existing positions increased: 1,942 | Existing positions reduced: 2,024

5% less capital invested

Capital invested by funds: $458B → $436B (-$21.4B)

4% less funds holding in top 10

Funds holding in top 10: 643616 (-27)

Holders
4,845
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
616
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$9.98B
Puts
$7.33B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Norges Bank
4851
Norges Bank
Norway
FAF
4852
Första AP-fonden
Sweden
Two Sigma Advisers
4853
Two Sigma Advisers
New York
RIM
4854
Rakuten Investment Management
Japan
CF
4855
Canoe Financial
Alberta, Canada
SS
4856
SBI Securities
Japan
AF
4857
Avanza Fonder
Sweden
VIM
4858
Vinva Investment Management
Australia
PAMP
4859
Polar Asset Management Partners
Ontario, Canada
IMC Chicago
4860
IMC Chicago
Illinois
Skandinaviska Enskilda Banken (SEB)
4861
Skandinaviska Enskilda Banken (SEB)
Sweden
AT
4862
Arbejdsmarkedets Tillaegspension
CAM
4863
Columbia Asset Management
Michigan
MC
4864
Metropolis Capital
United Kingdom
SI
4865
Sprott Inc
Ontario, Canada
LF
4866
Longbow Finance
Switzerland
BIMC
4867
Benson Investment Management Company
Virginia
CAS
4868
Coppell Advisory Solutions
Texas
AIMCA
4869
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
WCA
4870
Waratah Capital Advisors
Ontario, Canada
BFA
4871
Blueprint Financial Advisors
North Carolina
BBP
4872
Banco BTG Pactual
Brazil
PS
4873
Pensionfund Sabic
Netherlands
CAGAS
4874
Capital Advisory Group Advisory Services
Minnesota
EIP
4875
Easterly Investment Partners
Massachusetts