| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | BERKSHIRE HATHAWAY INC | 111,893,952 | 8.7% | EDGAR |
| SC 13G | 2017-02-09 | STATE STREET CORP | BERKSHIRE HATHAWAY INC | - | 6.3% | EDGAR |
| SC 13G/A | 2017-01-19 | BlackRock Inc. | BERKSHIRE HATHAWAY INC | 98,201,083 | 7.6% | EDGAR |
| SC 13D/A | 2017-01-17 | BILL & MELINDA GATES FOUNDATION TRUST | BERKSHIRE HATHAWAY INC | 68,705,171 | 5.3% | EDGAR |
| SC 13D/A | 2016-07-14 | BUFFETT WARREN E | BERKSHIRE HATHAWAY INC | 295,161 | 36.7% | EDGAR |
| SC 13G/A | 2016-03-28 | BERKSHIRE HATHAWAY INC | WELLS FARGO & COMPANY/MN | 506,308,470 | 10.0% | EDGAR |
| SC 13G/A | 2016-02-16 | BERKSHIRE HATHAWAY INC | Phillips 66 | 61,486,926 | 11.5% | EDGAR |
| SC 13G/A | 2016-02-16 | BERKSHIRE HATHAWAY INC | WABCO Holdings Inc. | 3,331,215 | 5.8% | EDGAR |
| SC 13G/A | 2016-02-16 | BERKSHIRE HATHAWAY INC | US BANCORP \DE\ | 103,333,840 | 5.9% | EDGAR |
| SC 13G/A | 2016-02-16 | BERKSHIRE HATHAWAY INC | CHICAGO BRIDGE & IRON CO N V | 3,508,629 | 3.3% | EDGAR |
| SC 13G/A | 2016-02-16 | BERKSHIRE HATHAWAY INC | INTERNATIONAL BUSINESS MACHINES CORP | 81,042,450 | 8.4% | EDGAR |
| SC 13G/A | 2016-02-16 | BERKSHIRE HATHAWAY INC | CHARTER COMMUNICATIONS, INC. /MO/ | 10,281,603 | 9.2% | EDGAR |
| SC 13G/A | 2016-02-16 | BERKSHIRE HATHAWAY INC | WELLS FARGO & COMPANY/MN | 506,308,470 | 9.9% | EDGAR |
| SC 13G | 2016-02-16 | BERKSHIRE HATHAWAY INC | Kraft Heinz Co | 618,978,210 | 51.0% | EDGAR |
| SC 13G | 2016-02-16 | BERKSHIRE HATHAWAY INC | Liberty Media Corp | 7,800,000 | 7.6% | EDGAR |
| SC 13G | 2016-02-16 | BERKSHIRE HATHAWAY INC | DEERE & CO | 22,884,150 | 7.2% | EDGAR |
| SC 13G | 2016-02-16 | BERKSHIRE HATHAWAY INC | Liberty Media Corp | 15,386,257 | 6.9% | EDGAR |
| SC 13G | 2016-02-16 | BERKSHIRE HATHAWAY INC | Axalta Coating Systems Ltd. | 23,324,000 | 9.8% | EDGAR |
| SC 13G | 2016-02-12 | STATE STREET CORP | BERKSHIRE HATHAWAY INC | - | 6.2% | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | BERKSHIRE HATHAWAY INC | 98,764,735 | 7.9% | EDGAR |