| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| BERKSHIRE HATHAWAY INC | Vice Chairman, Director | Class A Common Stock | 4,033 | $2,193,263,769 | $543829.35 | 05 Oct 2023 | Direct |
| COSTCO WHOLESALE CORP /NEW | Director | Common Stock | 168,104 | $115,307,913 | $685.93 | 22 Oct 2023 | Direct |
| COSTCO WHOLESALE CORP /NEW | Director | Common Stock | 19,565 | $13,420,260 | $685.93 | 22 Oct 2023 | Alfred C. Munger Foundation |
| BERKSHIRE HATHAWAY INC | Vice Chairman, Director | Class B Common Stock | 643 | $233,122 | $362.55 | 05 Oct 2023 | Direct |
| DAILY JOURNAL CORP | Director | Common Stock | 46,280 | 16 Jun 2022 | Direct |
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| COST | COSTCO WHOLESALE CORP /NEW | 22 Oct 2023 | 1 | $0 | 4 | Director | 24 Oct 2023, 14:41 |
| BRK-B | BERKSHIRE HATHAWAY INC | 05 Oct 2023 | 1 | $0 | 4 | Vice Chairman, Director | 05 Oct 2023, 16:09 |
| BRK-B | BERKSHIRE HATHAWAY INC | 09 Mar 2023 | 1 | $0 | 4 | Vice Chairman, Director | 15 Aug 2023, 22:54 |
| COST | COSTCO WHOLESALE CORP /NEW | 22 Oct 2022 | 1 | $0 | 4 | Director | 25 Oct 2022, 16:02 |
| DJCO | DAILY JOURNAL CORP | 16 Jun 2022 | 1 | $0 | 4 | Director | 17 Jun 2022, 11:09 |
| BRK-B | BERKSHIRE HATHAWAY INC | 16 May 2022 | 1 | $0 | 4 | Vice Chairman, Director | 16 Jun 2022, 12:36 |
| BRK-B | BERKSHIRE HATHAWAY INC | 22 Dec 2021 | 1 | $0 | 4 | Vice Chairman, Director | 07 Jan 2022, 18:13 |
| COST | COSTCO WHOLESALE CORP /NEW | 22 Oct 2021 | 1 | $0 | 4 | Director | 26 Oct 2021, 16:06 |
| BRK-B | BERKSHIRE HATHAWAY INC | 10 Sep 2021 | 1 | $0 | 4 | Vice Chairman, Director | 20 Sep 2021, 16:12 |