| Date | Event |
|---|
| 15-May-13 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 7-May-13 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Submission of Matters to a Vote of Security Holders |
| 3-May-13 | BERKSHIRE HATHAWAY INC Files SEC form 10-Q, Quarterly Report |
| 1-Mar-13 | BERKSHIRE HATHAWAY INC Files SEC form 10-K, Annual Report |
| 14-Feb-13 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements and Exhib |
| 11-Feb-13 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 15-Jan-13 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 14-Dec-12 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 2-Nov-12 | BERKSHIRE HATHAWAY INC Files SEC form 10-Q, Quarterly Report |
| 17-Sep-12 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 3-Aug-12 | BERKSHIRE HATHAWAY INC Files SEC form 10-Q, Quarterly Report |
| 16-May-12 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 8-May-12 | BERKSHIRE HATHAWAY INC Files SEC form 8-K, Submission of Matters to a Vote of Security Holders |
| 4-May-12 | BERKSHIRE HATHAWAY INC Files SEC form 10-Q, Quarterly Report |