BRK-B
Berkshire Hathaway has filed 997 documents with the SEC between 2016 and 2026. The most frequent type is insider trade (274 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Passive ownership stake (update) | SC 13G/A | 2024-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-02-14 | - |
| Institutional holdings | 13F-HR | 2024-02-14 | 2023-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2024-02-13 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-02-09 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-02-05 | - |
| Insider trade | 4 | 2024-02-05 | 2024-02-01 |
| Insider trade | 4 | 2024-02-01 | 2024-01-30 |
| Insider trade | 4 | 2024-02-01 | 2024-01-30 |
| Passive ownership stake (update) | SC 13G/A | 2024-01-29 | - |
| Insider trade | 4 | 2024-01-25 | 2024-01-23 |
| Insider trade | 4 | 2024-01-25 | 2024-01-23 |
| Insider trade (amended) | 4/A | 2024-01-18 | 2024-01-02 |
| Insider trade (amended) | 4/A | 2024-01-18 | 2024-01-02 |
| Insider trade | 4 | 2024-01-17 | 2024-01-12 |
| Insider trade | 4 | 2024-01-17 | 2024-01-12 |
| Insider trade | 4 | 2024-01-12 | 2024-01-12 |
| Passive ownership stake (update) | SC 13G/A | 2024-01-10 | - |
| Major company event | 8-K | 2024-01-10 | 2024-01-06 |
| Insider trade | 4 | 2024-01-04 | 2024-01-02 |
| Insider trade | 4 | 2024-01-04 | 2024-01-02 |
| Insider trade | 4 | 2023-12-21 | 2023-12-19 |
| Insider trade | 4 | 2023-12-18 | 2023-12-14 |
| Insider trade | 4 | 2023-12-14 | 2023-10-27 |
| Insider trade | 4 | 2023-12-13 | 2023-12-11 |
| Passive ownership stake (update) | SC 13G/A | 2023-12-11 | - |
| Major company event | 8-K | 2023-12-01 | 2023-11-28 |
| Major company event | 8-K | 2023-11-29 | 2023-11-29 |
| Activist ownership stake (update) | SC 13D/A | 2023-11-27 | - |
| Insider trade (amended) | 4/A | 2023-11-27 | 2023-11-21 |
| Activist ownership stake (update) | SC 13D/A | 2023-11-21 | - |
| Insider trade | 4 | 2023-11-21 | 2023-11-21 |
| Prospectus supplement | 424B5 | 2023-11-20 | - |
| Free writing prospectus | FWP | 2023-11-17 | - |
| 13F-HR/A | - | 2023-11-16 | 2023-09-30 |
| Institutional holdings | 13F-HR | 2023-11-14 | 2023-09-30 |
| Insider trade | 4 | 2023-11-13 | 2023-11-08 |
| Prospectus supplement | 424B5 | 2023-11-08 | - |
| Major company event | 8-K | 2023-11-07 | 2023-11-04 |
| Quarterly report | 10-Q | 2023-11-06 | 2023-09-30 |
| Insider trade | 4 | 2023-10-30 | 2023-05-17 |
| Insider trade | 4 | 2023-10-25 | 2023-10-23 |
| Insider trade | 4 | 2023-10-25 | 2023-10-23 |
| Insider trade | 4 | 2023-10-05 | 2023-10-05 |
| Insider trade | 4 | 2023-10-05 | 2023-10-03 |
| Insider trade | 4 | 2023-10-02 | 2023-09-28 |