Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/30/2026 | Kauf | 79.98 | 4,008 | 320,560 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/30/2026 | Kauf | 81.59 | 638,813 | 52,120,753 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/29/2026 | Kauf | 80.00 | 100 | 8,000 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/29/2026 | Kauf | 81.95 | 12,289 | 1,007,084 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/28/2026 | Kauf | 81.96 | 5,200 | 426,192 | Form 4 |
| BRK-B | Jain Ajit | Vice Chairman | 09/28/2026 | Verkauf | 503.09 | 39,700 | 19,972,776 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/25/2026 | Kauf | 79.53 | 7,022 | 558,460 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/25/2026 | Kauf | 81.60 | 171,723 | 14,012,597 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/25/2026 | Kauf | 80.90 | 313,379 | 25,352,361 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/24/2026 | Kauf | 79.91 | 2,975 | 237,732 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/24/2026 | Kauf | 79.42 | 9,415 | 747,739 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/24/2026 | Kauf | 81.44 | 241,692 | 19,683,396 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/24/2026 | Kauf | 80.58 | 399,238 | 32,170,598 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/23/2026 | Kauf | 79.99 | 1,263 | 101,027 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/23/2026 | Kauf | 81.65 | 532,993 | 43,518,878 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/21/2026 | Kauf | 76.62 | 18,146 | 1,390,347 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/21/2026 | Kauf | 75.76 | 4,888 | 370,315 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/21/2026 | Kauf | 77.97 | 483,809 | 37,722,588 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/21/2026 | Kauf | 77.23 | 160,275 | 12,378,038 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 78.38 | 500 | 39,190 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 76.98 | 710 | 54,656 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 75.76 | 390 | 29,546 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 74.80 | 33,122 | 2,477,526 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 78.88 | 7,900 | 623,152 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 78.09 | 68,760 | 5,369,468 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 77.06 | 51,586 | 3,975,217 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/18/2026 | Kauf | 76.39 | 1,218,429 | 93,075,791 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/17/2026 | Kauf | 77.94 | 8,306 | 647,370 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/17/2026 | Kauf | 76.96 | 8,959 | 689,485 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/17/2026 | Kauf | 79.41 | 410,164 | 32,571,123 | Form 4 |
| BRK-B | Berkshire Hathaway Inc | 10% Owner | 09/17/2026 | Kauf | 78.41 | 267,585 | 20,981,340 | Form 4 |
| BRK-B | Jain Ajit | Vice Chairman | 09/03/2026 | Schenkung | — | 10 | — | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).