Berkshire Hathaway Class B
BRK.B
4,599 hedge funds and large institutions have $426B invested in Berkshire Hathaway Class B in 2025 Q2 according to their latest regulatory filings, with 215 funds opening new positions, 1,999 increasing their positions, 1,739 reducing their positions, and 123 closing their positions.
75% more first-time investments, than exits
New positions opened: 215 | Existing positions closed: 123
33% more call options, than puts
Call options by funds: $9.26B | Put options by funds: $6.95B
15% more repeat investments, than reductions
Existing positions increased: 1,999 | Existing positions reduced: 1,739
1% more funds holding
Funds holding: 4,571 → 4,599 (+28)
0.22% less ownership
Funds ownership: 65.69% → 65.47% (-0.22%)
9% less capital invested
Capital invested by funds: $468B → $426B (-$42.6B)
22% less funds holding in top 10
Funds holding in top 10: 931 → 722 (-209)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Gates Foundation Trust
Kirkland,
Washington
|
+$3.53B |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$1.28B |
| 3 |
BlackRock
New York
|
+$998M |
| 4 |
Goldman Sachs
New York
|
+$460M |
| 5 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$381M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$2.52B |
| 2 |
JP Morgan Chase
New York
|
-$1.24B |
| 3 |
Barclays
London,
United Kingdom
|
-$575M |
| 4 |
BNP Paribas Financial Markets
Paris,
France
|
-$496M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$470M |
BRK.B Hedge Fund Activity: Q2 2025 in Review
4,599 of the 7,617 institutional investors tracked by Wall St. Rank reported a position in Berkshire Hathaway Class B (BRK.B) for Q2 2025, worth a combined $426B — down 9.1% from $468B a quarter earlier.
Buyers outnumbered sellers: 215 funds opened new BRK.B positions and 123 closed out — a net gain of 92 holders — while 1,999 added to existing stakes and 1,739 trimmed.
The largest buyer was Gates Foundation Trust, adding an estimated $3.53B. The largest seller was Fidelity Investments, cutting an estimated $2.52B.
- 4,599 institutional investors held Berkshire Hathaway Class B (BRK.B) as of Q2 2025, up from 4,571 in Q1 2025.
- Funds reported $426B of Berkshire Hathaway Class B stock for Q2 2025, down 9.1% quarter-over-quarter.
- 215 funds opened new Berkshire Hathaway Class B positions in Q2 2025 and 123 closed out, a net change of +92 holders.
- The largest Berkshire Hathaway Class B buyer in Q2 2025 was Gates Foundation Trust, an estimated $3.53B added.
- The largest Berkshire Hathaway Class B seller in Q2 2025 was Fidelity Investments, an estimated $2.52B sold.
Based on aggregated 13F filings for Q2 2025.