| BERKSHIRE HATHAWAY INC | — | Sale | 2026-07-31 | 182,980 | $36.5M |
| Javier Rodriguez | Chief Executive Officer | Sale | 2026-06-16 | 39,407 | $8.2M |
| Kathleen Alyce Waters | Chief Legal & Pub. Affairs Off | Sale | 2026-06-15 | 15,405 | $3.2M |
| Javier Rodriguez | Chief Executive Officer | Sale | 2026-06-15 | 30,000 | $6.3M |
| James O Hearty | Chief Compliance Officer | Sale | 2026-05-15 | 15,000 | $2.9M |
| James O Hearty | Chief Compliance Officer | Disposition | 2026-05-14 | 3,231 | $640K |
| James O Hearty | Chief Compliance Officer | Tax Withhold | 2026-05-14 | 1,117 | $221K |
| David Paul Maughan | Chief Operating Officer, DKC | Sale | 2026-05-12 | 13,456 | $2.7M |
| David Paul Maughan | Chief Operating Officer, DKC | Sale | 2026-05-11 | 7,073 | $1.4M |
| Joel Ackerman | CFO and Treasurer | Sale | 2026-05-07 | 51,471 | $9.9M |
| James O Hearty | Chief Compliance Officer | Sale | 2026-05-06 | 2,184 | $382K |
| BERKSHIRE HATHAWAY INC | — | Sale | 2026-05-01 | 1,220,376 | $182.9M |
| David Paul Maughan | Chief Operating Officer, DKC | Tax Withhold | 2026-03-15 | 13,107 | $2.0M |
| Joel Ackerman | CFO and Treasurer | Tax Withhold | 2026-03-15 | 42,820 | $6.5M |
| Kathleen Alyce Waters | Chief Legal & Pub. Affairs Off | Tax Withhold | 2026-03-15 | 33,863 | $5.1M |
| James O Hearty | Chief Compliance Officer | Tax Withhold | 2026-03-15 | 11,578 | $1.7M |
| Kathleen Alyce Waters | Chief Legal & Pub. Affairs Off | Disposition | 2026-02-06 | 5,898 | $880K |
| Kathleen Alyce Waters | Chief Legal & Pub. Affairs Off | Tax Withhold | 2026-02-06 | 817 | $122K |
| Joel Ackerman | CFO and Treasuer | Disposition | 2026-02-06 | 32,168 | $4.8M |
| Joel Ackerman | CFO and Treasuer | Tax Withhold | 2026-02-06 | 5,100 | $761K |
| BERKSHIRE HATHAWAY INC | — | Sale | 2026-01-29 | 1,658,480 | $199.9M |
| James O Hearty | Chief Compliance Officer | Disposition | 2025-12-04 | 5,412 | $640K |
| James O Hearty | Chief Compliance Officer | Tax Withhold | 2025-12-04 | 203 | $24K |
| Javier Rodriguez | Chief Executive Officer | Tax Withhold | 2025-11-15 | 5,165 | $628K |
| BERKSHIRE HATHAWAY INC | — | Sale | 2025-10-27 | 401,514 | $54.3M |
| David Paul Maughan | Chief Operating Officer, DKC | Tax Withhold | 2025-09-22 | 7,501 | $976K |