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Berkshire Hathaway Class B

4,844 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, 2,023 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: 2,023

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
4,844
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
FAF
4851
Första AP-fonden
Sweden
Two Sigma Advisers
4852
Two Sigma Advisers
New York
RIM
4853
Rakuten Investment Management
Japan
CF
4854
Canoe Financial
Alberta, Canada
SS
4855
SBI Securities
Japan
AF
4856
Avanza Fonder
Sweden
VIM
4857
Vinva Investment Management
Australia
PAMP
4858
Polar Asset Management Partners
Ontario, Canada
IMC Chicago
4859
IMC Chicago
Illinois
Skandinaviska Enskilda Banken (SEB)
4860
Skandinaviska Enskilda Banken (SEB)
Sweden
AT
4861
Arbejdsmarkedets Tillaegspension
CAM
4862
Columbia Asset Management
Michigan
MC
4863
Metropolis Capital
United Kingdom
SI
4864
Sprott Inc
Ontario, Canada
LF
4865
Longbow Finance
Switzerland
BIMC
4866
Benson Investment Management Company
Virginia
CAS
4867
Coppell Advisory Solutions
Texas
AIMCA
4868
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
WCA
4869
Waratah Capital Advisors
Ontario, Canada
BFA
4870
Blueprint Financial Advisors
North Carolina
BBP
4871
Banco BTG Pactual
Brazil
PS
4872
Pensionfund Sabic
Netherlands
CAGAS
4873
Capital Advisory Group Advisory Services
Minnesota
EIP
4874
Easterly Investment Partners
Massachusetts
FGP
4875
Freestone Grove Partners
California