Berkshire Hathaway Class B
BRK.B
4,591 hedge funds and large institutions have $440B invested in Berkshire Hathaway Class B in 2025 Q3 according to their latest regulatory filings, with 192 funds opening new positions, 1,877 increasing their positions, 1,834 reducing their positions, and 124 closing their positions.
55% more first-time investments, than exits
New positions opened: 192 | Existing positions closed: 124
36% more call options, than puts
Call options by funds: $11.2B | Put options by funds: $8.25B
3% more capital invested
Capital invested by funds: $426B → $440B (+$13.8B)
2% more repeat investments, than reductions
Existing positions increased: 1,877 | Existing positions reduced: 1,834
0% less funds holding
Funds holding: 4,599 → 4,591 (-8)
1.98% less ownership
Funds ownership: 65.47% → 63.49% (-2%)
9% less funds holding in top 10
Funds holding in top 10: 722 → 659 (-63)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HHII
H&H International Investment
Palo Alto,
California
|
+$877M |
| 2 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
+$845M |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
+$585M |
| 4 |
Barrow, Hanley, Mewhinney & Strauss
Dallas,
Texas
|
+$578M |
| 5 |
BlackRock
New York
|
+$531M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Gates Foundation Trust
Kirkland,
Washington
|
-$1.14B |
| 2 |
JP Morgan Chase
New York
|
-$570M |
| 3 |
UBS AM
Chicago,
Illinois
|
-$455M |
| 4 |
Goldman Sachs
New York
|
-$355M |
| 5 |
California Public Employees Retirement System
Sacramento,
California
|
-$306M |
BRK.B Hedge Fund Activity: Q3 2025 in Review
4,591 of the 7,646 institutional investors tracked by Wall St. Rank reported a position in Berkshire Hathaway Class B (BRK.B) for Q3 2025, worth a combined $440B — up 3.2% from $426B a quarter earlier.
Buyers outnumbered sellers: 192 funds opened new BRK.B positions and 124 closed out — a net gain of 68 holders — while 1,877 added to existing stakes and 1,834 trimmed.
The largest buyer was H&H International Investment, adding an estimated $877M. The largest seller was Gates Foundation Trust, cutting an estimated $1.14B.
- 4,591 institutional investors held Berkshire Hathaway Class B (BRK.B) as of Q3 2025, down from 4,599 in Q2 2025.
- Funds reported $440B of Berkshire Hathaway Class B stock for Q3 2025, up 3.2% quarter-over-quarter.
- 192 funds opened new Berkshire Hathaway Class B positions in Q3 2025 and 124 closed out, a net change of +68 holders.
- The largest Berkshire Hathaway Class B buyer in Q3 2025 was H&H International Investment, an estimated $877M added.
- The largest Berkshire Hathaway Class B seller in Q3 2025 was Gates Foundation Trust, an estimated $1.14B sold.
Based on aggregated 13F filings for Q3 2025.