O'Sullivan Michael J.
General Counsel
CIK: 1713777
All Transactions
| Date | Company | Type | Shares | Price | Value | Actions |
|---|---|---|---|---|---|---|
| Aug 12, 2026 | BERKSHIRE HATHAWAY INC (BRK.B) | P | 45 | $510.64 | $22,978.80 | View Details Filing |
| Aug 12, 2026 | BERKSHIRE HATHAWAY INC (BRK.B) | P | 400 | $512.52 | $205,008.00 | View Details Filing |
| Aug 12, 2026 | BERKSHIRE HATHAWAY INC (BRK.B) | P | 43 | $513.61 | $22,085.23 | View Details Filing |
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