| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 10/05/2023 | MUNGER CHARLES T | Vice Chairman | Gift | Class A Common Stock | 77 | $0.00 | $0 | | 10/05/2023 |
| 08/15/2023 | Jain Ajit | Vice Chairman | Gift | Class A Common Stock | 50 | $0.00 | $0 | By Jain Foundation Inc. (Non-Profit Corporation) | 08/15/2023 |
| 08/15/2023 | BUFFETT WARREN E | Chairman and CEO | Gift | Class A Common Stock | 50 | $0.00 | $0 | | 08/15/2023 |
| 08/08/2023 | Jain Ajit | Vice Chairman | Sale | Class B Common Stock | 28k | $362.55 | $10.2M | By Jain Foundation Inc. (Non-Profit Corporation) | 08/08/2023 |
| 06/28/2023 | Jain Ajit | Vice Chairman | Gift | Class B Common Stock | 75 | $0.00 | $0 | | 06/28/2023 |
| 06/05/2023 | Jain Ajit | Vice Chairman | Gift | Class B Common Stock | 16 | $0.00 | $0 | | 06/05/2023 |
| 05/11/2023 | Jain Ajit | Vice Chairman | Gift | Class B Common Stock | 68 | $0.00 | $0 | | 05/09/2023 |
| 05/09/2023 | Jain Ajit | Vice Chairman | Gift | Class B Common Stock | 51 | $0.00 | $0 | | 05/09/2023 |
| 03/17/2023 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 55 | $447,259.99 | $24.6M | By Gregory E. Abel Revocable Trust | 03/17/2023 |
| 03/09/2023 | MUNGER CHARLES T | Vice Chairman | Gift | Class A Common Stock | 60 | $0.00 | $0 | | 03/09/2023 |
| 03/02/2023 | Jain Ajit | Vice Chairman | Sale | Class B Common Stock | 6.6k | $303.28 | $2M | By Jain Foundation Inc. (Non-Profit Corporation) | 03/02/2023 |
| 02/24/2023 | Jain Ajit | Vice Chairman | Gift | Class B Common Stock | 4 | $0.00 | $0 | | 02/24/2023 |
| 12/12/2022 | GUYMAN CHARLOTTE | Director | Sale | Class A Common Stock | 1 | $467,000.00 | $467k | | 12/12/2022 |
| 11/29/2022 | Jain Ajit | Vice Chairman | Sale | Class B Common Stock | 4k | $313.40 | $1.3M | By Jain Foundation Inc. (Non-Profit Corporation) | 11/29/2022 |
| 11/23/2022 | BUFFETT WARREN E | Chairman and CEO | Gift | Class B Common Stock | 1.5M | $0.00 | $0 | | 11/22/2022 |
| 11/23/2022 | BUFFETT WARREN E | Chairman and CEO | Gift | Class B Common Stock | 300k | $0.00 | $0 | | 11/22/2022 |
| 11/22/2022 | BUFFETT WARREN E | Chairman and CEO | Conversion | Class A Common Stock | 1.6k | $0.00 | $0 | | 11/22/2022 |
| 11/22/2022 | BUFFETT WARREN E | Chairman and CEO | Conversion | Class B Common Stock | 2.4M | $0.00 | $0 | | 11/22/2022 |
| 10/04/2022 | Jain Ajit | Vice Chairman | Gift | Class B Common Stock | 54 | $0.00 | $0 | | 10/04/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 14 | $405,800.00 | $5.7M | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,801.68 | $405.8k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,803.12 | $405.8k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,808.93 | $405.8k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,815.57 | $405.8k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,819.33 | $405.8k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,820.49 | $405.8k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,824.00 | $405.8k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,875.71 | $405.9k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,876.99 | $405.9k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,939.51 | $405.9k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,950.64 | $406k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 4 | $405,955.00 | $1.6M | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,955.37 | $406k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,955.82 | $406k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
| 09/29/2022 | Abel Gregory E. | Vice Chair | Purchase | Class A Common Stock | 1 | $405,956.22 | $406k | By Gregory E. Abel Revocable Trust | 09/29/2022 |
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