This page lists the SEC filings reported by Berkshire Hathaway.
| Type | Filed | |
|---|---|---|
| DEF 14A | 2024-03-15 | EDGAR |
| DEF 14A | 2023-03-17 | EDGAR |
| DEF 14A | 2022-03-11 | EDGAR |
| DEF 14A | 2021-03-15 | EDGAR |
| DEF 14A | 2020-03-13 | EDGAR |
| DEF 14A | 2019-03-15 | EDGAR |
| DEF 14A | 2018-03-16 | EDGAR |
| DEF 14A | 2017-03-17 | EDGAR |
| DEF 14A | 2016-03-11 | EDGAR |
| DEF 14A | 2015-03-13 | EDGAR |
| DEF 14A | 2014-03-14 | EDGAR |
| DEF 14A | 2013-03-15 | EDGAR |
| DEF 14A | 2012-03-16 | EDGAR |
| DEF 14A | 2011-03-11 | EDGAR |
| DEF 14A | 2010-03-11 | EDGAR |
| DEF 14A | 2009-12-09 | EDGAR |
| DEF 14A | 2009-03-13 | EDGAR |
| DEF 14A | 2008-03-17 | EDGAR |
| DEF 14A | 2007-03-14 | EDGAR |
| DEF 14A | 2006-03-13 | EDGAR |
- Form 13F-HR
- The 13F-HR report is filed quarterly to report securities held by the filer that fall under the SEC's 13F rules.
- Form SC 13D/G
- Reported by persons and groups who own 5% or more of any class of a company's outstanding shares. If the ownership changes by 1% or more, an amendment must be filed.
- Form 3, 4, and 5
- Form 3, 4, and 5 reports are filed to report insider transactions by company officers and directors, and any beneficial owners of more than ten percent of a company's shares. Form 3 is the initial report that must be filed when a person becomes an officer, director, or beneficial owner. Form 4 reports are used to report changes in ownership, while the Form 5 report is used for reporting transactions that should have been reported earlier in a Form 4 filing.