Form 4: Berkshire Hathaway Executive Buys Shares
Insider Transaction (Form 4)
Michael J. O'Sullivan, See Remarks of Berkshire Hathaway Inc, purchased 488 shares of common stock on August 12, 2026.
Summary
- Open-market purchase: acquired 45 Class B Common Stock at $510.64 ($22,979) on August 12, 2026; holds 708 after (Indirect).
- Open-market purchase: acquired 400 Class B Common Stock at $512.52 ($205,008) on August 12, 2026; holds 1,108 after (Indirect).
- Open-market purchase: acquired 43 Class B Common Stock at $513.61 ($22,085) on August 12, 2026; holds 1,151 after (Indirect).
Sentiment
Score: 8
Explanation: StockSavvy.ai views this as a bullish signal: an insider made an open-market purchase of $250,072, committing personal capital to the stock.
Insider Transactions
Michael J. O'Sullivan — Officer (See Remarks)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-12 | Open-market purchase | Class B Common Stock | 45 | $511 | $23.0K | 708 |
| 2026-08-12 | Open-market purchase | Class B Common Stock | 400 | $513 | $205.0K | 1,108 |
| 2026-08-12 | Open-market purchase | Class B Common Stock | 43 | $514 | $22.1K | 1,151 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-12 | Open-market purchase (45 shares) |
| 2026-08-12 | Open-market purchase (400 shares) |
| 2026-08-12 | Open-market purchase (43 shares) |
Keywords
insider transaction, Form 4, BRK.B, BERKSHIRE HATHAWAY INC, bullish, Michael J. O'Sullivan
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