BERKSHIRE HATHAWAY INC (BRK-B) Form 10-K Annual Reports
BERKSHIRE HATHAWAY INC (BRK-B) is a publicly traded company on the NYSE, categorized under SIC 6331 (Fire, Marine & Casualty Insurance). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: BRK-B
CIK: 1067983
Exchange: NYSE
SIC 6331: Fire, Marine & Casualty Insurance
Fiscal Year End: 12/31
State: DE
Independent PCAOB Auditor
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Audit Firm
Deloitte & Touche LLP
Auditor SinceSince 12/31/2025 12:00:00 AM
Lead Engagement PartnerAmy Ryan
Audit LocationOmaha, Nebraska, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| SCHEDULE 13G/A | 2026-10-07 | — | SCHEDULE 13G/A Filing | 0001193125-26-417254 | View SEC Doc Filr Page |
| 4 | 2026-10-05 | 2026-10-01 | 4 | 0001193125-26-414744 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-28 | 4 | 0001193125-26-409451 | View SEC Doc Filr Page |
| 4 | 2026-09-29 | 2026-09-28 | PRIMARY DOCUMENT | 0001728451-26-000004 | View SEC Doc Filr Page |
| 4 | 2026-09-25 | 2026-09-23 | 4 | 0001193125-26-403089 | View SEC Doc Filr Page |
| SD | 2026-09-25 | — | SD | 0001193125-26-402798 | View SEC Doc Filr Page |
| 4 | 2026-09-21 | 2026-09-17 | 4 | 0001193125-26-397059 | View SEC Doc Filr Page |
| 3 | 2026-09-21 | 2026-09-17 | 3 | 0001193125-26-397052 | View SEC Doc Filr Page |
| 4 | 2026-09-04 | 2026-09-03 | PRIMARY DOCUMENT | 0001728451-26-000003 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-08-14 | — | SCHEDULE 13G/A Filing | 0001193125-26-352910 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-08-14 | — | SCHEDULE 13G Filing | 0001193125-26-352904 | View SEC Doc Filr Page |
| 13F-HR | 2026-08-14 | 2026-06-30 | 13F-HR Filing | 0001193125-26-352200 | View SEC Doc Filr Page |
| 4 | 2026-08-13 | 2026-08-12 | 4 | 0001193125-26-349574 | View SEC Doc Filr Page |
| 4 | 2026-08-13 | 2026-08-12 | 4 | 0001193125-26-349555 | View SEC Doc Filr Page |
| 8-K | 2026-08-11 | 2026-08-08 | 8-K | 0001193125-26-344495 | View SEC Doc Filr Page |
| 10-Q | 2026-08-10 | 2026-06-30 | 10-Q | 0001193125-26-341032 | View SEC Doc Filr Page |
| 4 | 2026-08-04 | 2026-07-31 | 4 | 0001193125-26-333151 | View SEC Doc Filr Page |
| 4 | 2026-07-15 | 2026-07-14 | 4 | 0001193125-26-304843 | View SEC Doc Filr Page |
| SCHEDULE 13D/A | 2026-07-15 | — | SCHEDULE 13D/A Filing | 0001193125-26-304838 | View SEC Doc Filr Page |
| 4 | 2026-07-02 | 2026-07-01 | PRIMARY DOCUMENT | 0001728451-26-000002 | View SEC Doc Filr Page |
| 11-K | 2026-06-25 | 2025-12-31 | 11-K | 0001193125-26-282257 | View SEC Doc Filr Page |
| S-8 POS | 2026-06-22 | — | S-8 POS | 0001193125-26-277638 | View SEC Doc Filr Page |
| S-8 POS | 2026-06-22 | — | S-8 POS | 0001193125-26-277630 | View SEC Doc Filr Page |
| S-8 POS | 2026-06-22 | — | S-8 POS | 0001193125-26-277626 | View SEC Doc Filr Page |
| 11-K | 2026-06-18 | 2025-12-31 | 11-K | 0001193125-26-276128 | View SEC Doc Filr Page |