← Back to search
BERKSHIRE HATHAWAY INC BRK-B
CIK
0001067983
SIC Code
6331 — Fire, Marine & Casualty Insurance
State of Incorporation
DE
Fiscal Year End
1231
Address
3555 FARNAM STREET, OMAHA, NE, 68131
SEC Filings
| Form | Filed | Document | |
|---|---|---|---|
| 4 | 2026-03-27 | PRIMARY DOCUMENT | Index |
| SCHEDULE 13G/A | 2026-03-26 | SCHEDULE 13G/A | Index |
| 4 | 2026-03-19 | 4 | Index |
| ARS | 2026-03-13 | ARS | Index |
| DEFA14A | 2026-03-13 | DEFA14A | Index |
| DEFA14A | 2026-03-13 | DEFA14A | Index |
| DEF 14A | 2026-03-13 | DEF 14A | Index |
| 8-K | 2026-03-05 | 8-K | Index |
| 4 | 2026-03-05 | 4 | Index |
| 8-K | 2026-03-02 | 8-K | Index |
| 10-K | 2026-03-02 | 10-K | Index |
| 4 | 2026-02-17 | 4 | Index |
| 3 | 2026-02-17 | 3 | Index |
| SCHEDULE 13G | 2026-02-17 | SCHEDULE 13G | Index |
| SCHEDULE 13G/A | 2026-02-17 | SCHEDULE 13G/A | Index |
| 13F-HR | 2026-02-17 | 13F-HR | Index |
| SCHEDULE 13G/A | 2026-02-17 | SCHEDULE 13G/A | Index |
| SCHEDULE 13G/A | 2026-02-05 | SCHEDULE 13G/A | Index |
| 4 | 2026-02-02 | 4 | Index |
| 8-K/A | 2026-01-06 | 8-K/A | Index |
| S-8 POS | 2025-12-23 | S-8 POS | Index |
| 8-K | 2025-12-11 | 8-K | Index |
| 8-K | 2025-11-21 | 8-K | Index |
| 424B5 | 2025-11-18 | 424B5 | Index |
| SCHEDULE 13G/A | 2025-11-14 | SCHEDULE 13G/A | Index |
| SCHEDULE 13G/A | 2025-11-14 | SCHEDULE 13G/A | Index |
| SCHEDULE 13G/A | 2025-11-14 | SCHEDULE 13G/A | Index |
| SCHEDULE 13G/A | 2025-11-14 | SCHEDULE 13G/A | Index |
| SCHEDULE 13G/A | 2025-11-14 | SCHEDULE 13G/A | Index |
| SCHEDULE 13G/A | 2025-11-14 | SCHEDULE 13G/A | Index |
| 13F-HR | 2025-11-14 | 13F-HR | Index |
| FWP | 2025-11-14 | FWP | Index |
| 4 | 2025-11-12 | 4 | Index |
| SCHEDULE 13D/A | 2025-11-12 | SCHEDULE 13D/A | Index |
| 424B5 | 2025-11-06 | 424B5 | Index |
| 4 | 2025-11-05 | 4 | Index |
| 8-K | 2025-11-03 | 8-K | Index |
| 10-Q | 2025-11-03 | 10-Q | Index |
| 4 | 2025-10-29 | 4 | Index |
| 4 | 2025-10-24 | PRIMARY DOCUMENT | Index |
| 8-K | 2025-10-03 | 8-K | Index |
| SD | 2025-09-29 | SD | Index |
| 4 | 2025-09-26 | PRIMARY DOCUMENT | Index |
| 4 | 2025-09-26 | PRIMARY DOCUMENT | Index |
| 13F-HR/A | 2025-08-14 | 13F-HR/A | Index |
| SCHEDULE 13G | 2025-08-14 | SCHEDULE 13G | Index |
| SCHEDULE 13G/A | 2025-08-14 | SCHEDULE 13G/A | Index |
| 13F-HR | 2025-08-14 | 13F-HR | Index |
| 4 | 2025-08-08 | PRIMARY DOCUMENT | Index |
| 4 | 2025-08-04 | 4 | Index |