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Berkshire Hathaway Class B

4,811 hedge funds and large institutions have $457B invested in Berkshire Hathaway Class B in 2025 Q4 according to their latest regulatory filings, with 486 funds opening new positions, 1,796 increasing their positions, 1,929 reducing their positions, and 131 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: $

more funds holding

Funds holding:

more ownership

Funds ownership:

4% more capital invested

Capital invested by funds: $439B → $457B (+$18B)

7% less repeat investments, than reductions

Existing positions increased: 1,796 | Existing positions reduced: 1,929

3% less funds holding in top 10

Funds holding in top 10: 654637 (-17)

Holders
4,811
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
637
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$12.3B
Puts
$8.27B
Net Calls
Net Calls Change

Top Buyers

1 +$3.27B
2 +$2.78B
3 +$2.43B
4
Vanguard Group
Vanguard Group
Pennsylvania
+$1.38B
5
GQG Partners
GQG Partners
Florida
+$994M

Top Sellers

1 -$1.17B
2 -$470M
3 -$461M
4
Bessemer Group
Bessemer Group
New Jersey
-$421M
5
Jane Street
Jane Street
New York
-$299M
Name Holding Trade Value Shares
Change
Change in
Stake
CAM
676
Carret Asset Management
New York
$30M
MS
677
Maven Securities
Jersey
$29.9M
VA
678
Valmark Advisers
Ohio
$29.9M
SAM
679
Sagewood Asset Management
New York
$29.9M
BBA
680
BLB&B Advisors
Pennsylvania
$29.8M
CA
681
Callahan Advisors
Texas
$29.8M
CHAM
682
Clear Harbor Asset Management
Connecticut
$29.6M
PCM
683
Poehling Capital Management
Wisconsin
$29.6M
Nomura Holdings
684
Nomura Holdings
Japan
$29.5M
NMIMC
685
Northwestern Mutual Investment Management Company
Wisconsin
$29.5M
SFS
686
Sowell Financial Services
Arkansas
$29.4M
PC
687
Pecaut & Co
Iowa
$29.3M
TI
688
Trexquant Investment
Connecticut
$29.3M
VCM
689
Violich Capital Management
California
$29.3M
WM
690
WS Management
Florida
$29.1M
PAS
691
Professional Advisory Services
Florida
$29.1M
ZIG
692
Zuckerman Investment Group
Illinois
$29.1M
NAS
693
Nicolet Advisory Services
Wisconsin
$29M
UCB
694
United Community Bank
South Carolina
$28.9M
WF
695
WoodTrust Financial
Wisconsin
$28.8M
BFA
696
Beaumont Financial Advisors
Massachusetts
$28.8M
WCMN
697
Westchester Capital Management (Nebraska)
Nebraska
$28.6M
CC
698
Chicago Capital
Illinois
$28.6M
FA
699
Fiduciary Alliance
South Carolina
$28.5M
FNT
700
First National Trust
Pennsylvania
$28.5M