The smart money on BRK.B
Every signal we track for BRK.B in one place: which legendary investors hold it, which members of Congress traded it, insider open-market buys, and activist stakes. From public SEC and STOCK Act filings. Free — not investment advice.
2
Superinvestors
3
Congress trades
0
Insider buys
0
Activist stakes
Superinvestors · 2 of 15 hold it
| Investor | % of portfolio | Position | Last quarter |
|---|---|---|---|
| Bill Gates | 25.8% | $8.2B | TRIMMED |
| George Soros | 0.7% | $64M | NEW |
Congress · 3 disclosed trades
| Trade date | Member | Action | Amount |
|---|---|---|---|
| 2026-03-13 | Hon. August Lee Pfluger II | BUY | $15.001k–$50k |
| 2026-02-10 | Hon. Christian D. Menefee | SELL | $1.001k–$15k |
| 2026-02-10 | Hon. Christian D. Menefee | SELL | $15.001k–$50k |