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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
California State Teachers Retirement System (CalSTRS)
51
California State Teachers Retirement System (CalSTRS)
California
$993M -$27.6M -56,288 -3%
New York State Common Retirement Fund
52
New York State Common Retirement Fund
New York
$934M +$884K +1,800 +0.1%
Capital Research Global Investors
53
Capital Research Global Investors
California
$924M -$53M -107,910 -5%
TC
54
Tetrad Corporation
Nebraska
$922M
BNP Paribas Financial Markets
55
BNP Paribas Financial Markets
France
$918M +$63.3M +128,907 +7%
GQG Partners
56
GQG Partners
Florida
$909M -$49.7M -101,147 -5%
First Manhattan
57
First Manhattan
New York
$864M -$25M -50,955 -3%
Corient Private Wealth
58
Corient Private Wealth
Florida
$832M -$2.57B -5,226,981 -75%
Adage Capital Partners
59
Adage Capital Partners
Massachusetts
$804M +$16.8M +34,300 +2%
Neuberger Berman Group
60
Neuberger Berman Group
New York
$791M -$99.6M -202,879 -11%
Wellington Management Group
61
Wellington Management Group
Massachusetts
$789M +$21.3M +43,349 +3%
AQR Capital Management
62
AQR Capital Management
Connecticut
$787M -$16M -32,680 -2%
Caisse de Depot et Placement du Quebec (CDPQ)
63
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$786M +$77M +156,831 +11%
Two Sigma Investments
64
Two Sigma Investments
New York
$777M +$584M +1,189,436 +275%
Citigroup
65
Citigroup
New York
$769M +$250M +509,189 +46%
State Board of Administration of Florida Retirement System
66
State Board of Administration of Florida Retirement System
Florida
$760M -$11.2M -22,714 -1%
MG
67
Markel Group
Virginia
$734M
New York State Teachers Retirement System (NYSTRS)
68
New York State Teachers Retirement System (NYSTRS)
New York
$708M -$312K -636 -0%
RCWMU
69
Rothschild & Co Wealth Management (UK)
United Kingdom
$703M -$5.2M -10,583 -0.7%
Prudential Financial
70
Prudential Financial
New Jersey
$703M -$25.9M -52,792 -3%
Manulife (Manufacturers Life Insurance)
71
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$659M -$134M -273,194 -17%
Chevy Chase Trust
72
Chevy Chase Trust
Maryland
$641M -$17.8M -36,239 -3%
Focus Partners Wealth
73
Focus Partners Wealth
Massachusetts
$636M +$23.5M +47,946 +4%
Swedbank
74
Swedbank
Sweden
$630M -$58.7M -119,489 -8%
Diamond Hill Capital Management
75
Diamond Hill Capital Management
Ohio
$610M -$126M -257,223 -17%