O'Sullivan Michael J. 内部人交易：近期 SEC Form 4 交易
过去 18 个月，O'Sullivan Michael J.（CIK 1713777）在 2 家公司共报告 27 笔 SEC Form 4 内部人交易（最近一笔 2026-08-13）。
| 日期 | 公司 | 身份 | 类型 | 股数 | 市值 |
|---|---|---|---|---|---|
| 2026-08-13 | BERKSHIRE HATHAWAY INC (BRK.B) | Senior Vice President, General Counsel and Secretary | 买入 | 45 | $22,979 |
| 2026-08-13 | BERKSHIRE HATHAWAY INC (BRK.B) | Senior Vice President, General Counsel and Secretary | 买入 | 400 | $205,008 |
| 2026-08-13 | BERKSHIRE HATHAWAY INC (BRK.B) | Senior Vice President, General Counsel and Secretary | 买入 | 43 | $22,085 |
| 2026-05-06 | BERKSHIRE HATHAWAY INC (BRK.B) | Senior Vice President, General Counsel and Secretary | 买入 | 483 | $225,624 |
| 2026-05-06 | BERKSHIRE HATHAWAY INC (BRK.B) | Senior Vice President, General Counsel and Secretary | 买入 | 53 | $24,922 |
| 2025-11-19 | Snap Inc (SNAP) | General Counsel | 卖出 | 70,882 | $591,156 |
| 2025-11-19 | Snap Inc (SNAP) | General Counsel | 卖出 | 60,094 | $0 |
| 2025-11-19 | Snap Inc (SNAP) | General Counsel | 买入 | 60,094 | $0 |
| 2025-11-04 | Snap Inc (SNAP) | General Counsel | 卖出 | 24,000 | $185,520 |
| 2025-10-02 | Snap Inc (SNAP) | General Counsel | 卖出 | 24,000 | $188,640 |
| 2025-09-18 | Snap Inc (SNAP) | General Counsel | 买入 | 13,200 | $0 |
| 2025-09-18 | Snap Inc (SNAP) | General Counsel | 卖出 | 13,200 | $0 |
| 2025-09-18 | Snap Inc (SNAP) | General Counsel | 卖出 | 14,290 | $108,318 |
| 2025-08-29 | Snap Inc (SNAP) | General Counsel | 卖出 | 24,000 | $171,840 |
| 2025-08-20 | Snap Inc (SNAP) | General Counsel | 卖出 | 68,705 | $493,302 |
| 2025-08-20 | Snap Inc (SNAP) | General Counsel | 卖出 | 62,270 | $0 |
| 2025-08-20 | Snap Inc (SNAP) | General Counsel | 买入 | 62,270 | $0 |
| 2025-08-04 | Snap Inc (SNAP) | General Counsel | 卖出 | 24,000 | $229,680 |
| 2025-07-02 | Snap Inc (SNAP) | General Counsel | 卖出 | 24,000 | $209,040 |
| 2025-06-18 | Snap Inc (SNAP) | General Counsel | 卖出 | 14,297 | $114,948 |
| 2025-06-18 | Snap Inc (SNAP) | General Counsel | 卖出 | 13,194 | $0 |
| 2025-06-18 | Snap Inc (SNAP) | General Counsel | 买入 | 13,194 | $0 |
| 2025-06-03 | Snap Inc (SNAP) | General Counsel | 卖出 | 24,000 | $195,600 |
| 2025-05-19 | Snap Inc (SNAP) | General Counsel | 卖出 | 68,845 | $591,379 |
| 2025-05-19 | Snap Inc (SNAP) | General Counsel | 卖出 | 62,130 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-08-13