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Berkshire Hathaway Class B

4,851 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, 1,944 increasing their positions, 2,027 reducing their positions, and 161 closing their positions.

New
Increased
Maintained
Reduced
Closed

40% more first-time investments, than exits

New positions opened: 226 | Existing positions closed: 161

36% more call options, than puts

Call options by funds: $9.98B | Put options by funds: $7.33B

1% less funds holding

Funds holding: 4,8784,851 (-27)

0.84% less ownership

Funds ownership: 66.35%65.51% (-0.84%)

4% less repeat investments, than reductions

Existing positions increased: 1,944 | Existing positions reduced: 2,027

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
4,851
Holders Change
-27
Holders Change %
-0.55%
% of All Funds
59.7%
Holding in Top 10
616
Holding in Top 10 Change
-27
Holding in Top 10 Change %
-4.2%
% of All Funds
7.58%
New
226
Increased
1,944
Reduced
2,027
Closed
161
Calls
$9.98B
Puts
$7.33B
Net Calls
+$2.65B
Net Calls Change
-$1.34B
Name Holding Trade Value Shares
Change
Change in
Stake
WorldQuant Millennium Advisors
226
WorldQuant Millennium Advisors
New York
$159M +$15.9M +32,335 +11%
MAM
227
Magellan Asset Management
Australia
$159M +$105M +214,768 +182%
Aberdeen Group
228
Aberdeen Group
United Kingdom
$159M -$3.3M -6,720 -2%
Lido Advisors
229
Lido Advisors
California
$156M +$1.83M +3,725 +1%
PAG
230
Private Advisor Group
New Jersey
$154M -$1.59M -3,244 -1%
HNB
231
Huntington National Bank
Ohio
$153M +$2.99M +6,098 +2%
OSAM
232
O'Shaughnessy Asset Management
Connecticut
$152M +$10.4M +21,188 +7%
DAM
233
Davis Asset Management
California
$151M +$66.6M +135,643 +75%
YAM
234
Yacktman Asset Management
Texas
$151M +$956K +1,948 +0.6%
MML Investors Services
235
MML Investors Services
Massachusetts
$151M +$4.31M +8,772 +3%
RCG
236
Ruane, Cunniff & Goldfarb
New York
$149M -$2.81M -5,718 -2%
UAM
237
UAS Asset Management
New York
$147M -$2.02M -4,113 -1%
FMI
238
Fiduciary Management Inc
Wisconsin
$146M -$20.3M -41,352 -12%
TAM
239
Timucuan Asset Management
Florida
$146M -$1.95M -3,971 -1%
MCI
240
McDonald Capital Investors
California
$146M -$2.12M -4,325 -1%
IC
241
IEQ Capital
California
$145M +$6.37M +12,986 +4%
DADC
242
D.A. Davidson & Co
Montana
$142M +$705K +1,436 +0.5%
1832 Asset Management
243
1832 Asset Management
Ontario, Canada
$142M -$975K -1,986 -0.7%
Daiwa Securities Group
244
Daiwa Securities Group
Japan
$138M +$8.9M +18,133 +7%
X
245
Xponance
Pennsylvania
$137M +$20.8M +42,387 +17%
SPIA
246
Steward Partners Investment Advisory
New York
$136M +$6.29M +12,805 +5%
PFSRSONJ
247
Police & Firemen's Retirement System of New Jersey
New Jersey
$136M +$717K +1,460 +0.5%
EPIM
248
Evelyn Partners Investment Management
$135M +$1.11M +2,267 +0.8%
CB
249
Commerce Bank
Missouri
$135M +$18.9M +38,593 +16%
M&T Bank
250
M&T Bank
New York
$134M -$1.36M -2,777 -1%