BRK.B icon

Berkshire Hathaway Class B
BRK.B

Overview Fund Activity

4,494 hedge funds and large institutions have $464B invested in Berkshire Hathaway Class B in 2025 Q1 according to their latest regulatory filings, with 223 funds opening new positions, 1,874 increasing their positions, 1,786 reducing their positions, and 107 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
4,494
Holders Change
+29
Holders Change %
+0.65%
% of All Funds
61.04%
Holding in Top 10
920
Holding in Top 10 Change
+202
Holding in Top 10 Change %
+28.13%
% of All Funds
12.5%
New
223
Increased
1,874
Reduced
1,786
Closed
107
Calls
$11.1B
Puts
$7.32B
Net Calls
+$3.81B
Net Calls Change
-$334M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
+$2.17B
2
Vanguard Group
Vanguard Group
Pennsylvania
+$1.37B
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$892M
4
Geode Capital Management
Geode Capital Management
Massachusetts
+$747M
5
BlackRock
BlackRock
New York
+$617M

Top Sellers

1
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$1.4B
2
Gates Foundation Trust
Gates Foundation Trust
Washington
-$1.32B
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$624M
4
AIS
AM Investment Strategies
Tennessee
-$545M
5
Flossbach Von Storch
Flossbach Von Storch
Germany
-$480M
Name Holding Trade Value Shares
Change 		Shares
Change %
PTC
501
Philadelphia Trust Company
Pennsylvania
$49.9M -$7.59M -14,253 -13%
LC
502
Lincoln Capital
Nebraska
$49.8M +$433K +832 +0.9%
Wolverine Trading
503
Wolverine Trading
Illinois
$49.8M +$40M +76,074 +412%
AM
504
AGF Management
Ontario, Canada
$49.7M -$4.97M -9,330 -9%
WWM
505
Western Wealth Management
Colorado
$49.6M +$561K +1,054 +1%
MPWT
506
MassMutual Private Wealth & Trust
Connecticut
$49.1M +$215K +403 +0.4%
CCA
507
Cobblestone Capital Advisors
New York
$48.9M +$2.36M +4,437 +5%
BMO
508
Beck Mack & Oliver
New York
$48.7M -$13.5M -25,265 -22%
Man Group
509
Man Group
United Kingdom
$48.7M +$23.5M +44,158 +93%
OAM
510
Ostrum Asset Management
France
$48.6M +$43.3M +81,385 +824%
MFG
511
Merit Financial Group
Georgia
$48.4M +$4.42M +8,308 +10%
OCPWS
512
One Charles Private Wealth Services
Massachusetts
$48.3M +$2.67M +5,010 +6%
RFC
513
Regions Financial Corp
Alabama
$48.2M -$2.79M -5,241 -5%
ABC
514
Associated Banc-Corp
Wisconsin
$48.1M -$461K -866 -0.9%
BF
515
BOK Financial
Oklahoma
$48M -$2.54M -4,768 -5%
TBC
516
Tweedy, Browne Co
Connecticut
$47.9M -$5.56M -10,445 -10%
FBB
517
Fulton Breakefield Broenniman
Maryland
$47.5M -$493K -926 -1%
GPCM
518
Greenbrier Partners Capital Management
Texas
$47.3M – – –
Lazard Asset Management
519
Lazard Asset Management
New York
$47.3M -$1M -1,885 -2%
JIC
520
Johnson Investment Counsel
Ohio
$47M +$775K +1,456 +2%
NB
521
Norinchukin Bank
Japan
$47M +$5.79M +10,878 +14%
AFA
522
American Financial Advisors
Georgia
$46.1M -$1.01M -1,891 -2%
IWC
523
Integrated Wealth Concepts
Massachusetts
$45.9M +$3.16M +5,924 +7%
EIM
524
Ervin Investment Management
Washington
$45.8M -$679K -1,275 -1%
MSRPS
525
Maryland State Retirement & Pension System
Maryland
$45.7M -$6.96M -13,066 -13%
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