O'Sullivan Michael J.
General Counsel
CIK: 1713777
All Transactions
| Date | Company | Type | Shares | Price | Value | Actions |
|---|---|---|---|---|---|---|
| May 6, 2026 | BERKSHIRE HATHAWAY INC (BRK.A) | P | 483 | $467.13 | $225,623.79 | View Details Filing |
| May 6, 2026 | BERKSHIRE HATHAWAY INC (BRK.A) | P | 53 | $470.22 | $24,921.66 | View Details Filing |