| Insider · 26 positions | Net Shares per Quarter (+ Bought / − Sold) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Name | Role | Shares Held ↓ | Q3 2026 | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 | Q3 2024 | Q2 2024 | Q1 2024 | Q4 2023 | Q3 2023 | Q2 2023 | Q1 2023 | Q4 2022 |
| BERKSHIRE HATHAWAY INC | — | 264.9M | — | — | — | — | — | — | +763K | +8.9M | — | +7.3M | +4.3M | +19.6M | — | +12.4M | +17.4M | — |
| OCCIDENTAL PETROLEUM CORP /DE/ | — | 150.4M | — | — | -15.3M | — | — | — | — | — | -19.5M | — | — | — | -5.1M | — | — | — |
| Vicki A. Hollub | — | 1.1M | — | -71K | +97K | — | — | — | +187K | — | — | — | +192K | — | — | — | +175K | — |
| Richard A. Jackson | President and CEO | 444K | — | +107K | +39K | +31K | — | — | +58K | — | — | — | +69K | — | — | — | +34K | — |
| Kenneth Dillon | Senior Vice President | 372K | — | — | +29K | — | — | — | +61K | — | — | — | +71K | — | — | — | +51K | — |
| Jeff F Simmons | Senior Vice President | 333K | — | — | +15K | — | — | — | +41K | — | — | — | +43K | — | — | — | — | — |
| Robert L Peterson | Senior Vice President | 313K | — | — | +25K | — | — | — | +54K | — | — | — | +66K | — | — | — | +32K | — |
| Stephen I Chazen | 295K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Sunil Mathew | SVP & CFO | 229K | — | — | +17K | — | — | — | +41K | — | — | — | +44K | — | — | — | — | — |
| William R Klesse | 223K | — | +3K | — | +5K | — | +5K | — | — | — | +3K | — | — | — | +3K | — | — | |
| Sylvia J Kerrigan | SVP & Chief Legal Officer | 180K | — | — | +31K | -5K | — | — | +42K | -5K | — | — | +37K | -4K | — | — | +44K | +41K |
| Marcia E. Backus | SVP, GC & CCO | 151K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Peter J. Bennett | Vice President | 146K | — | — | — | — | — | — | — | — | — | — | +46K | — | — | — | +27K | — |
| Christopher O Champion | VP, CAO and Controller | 144K | — | — | +14K | — | — | — | +30K | — | — | — | +40K | — | — | — | +28K | — |
| Carlos M Gutierrez | 83K | — | +4K | +4K | — | — | +10K | — | — | — | +3K | +2K | — | — | +3K | — | — | |
| Avedick Baruyr Poladian | 80K | — | -6K | — | — | — | +6K | — | — | — | +4K | — | — | — | +4K | — | — | |
| Jack B Moore | 78K | — | +5K | — | — | — | +8K | — | — | — | +5K | — | — | — | +4K | — | +329 | |
| Bob Shearer | 66K | — | +4K | — | — | — | +6K | — | — | — | +4K | — | — | — | +4K | — | — | |
| Andrew Gould | 48K | — | +3K | — | — | — | +5K | — | — | — | +3K | — | — | — | +3K | — | — | |
| Brad Pollack | SVP & General Counsel | 43K | +26K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Hernandez Margarita Palau | 21K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Andrew Langham | 21K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Vicky A Bailey | 17K | — | +3K | — | — | — | +4K | — | — | — | +2K | — | — | — | +2K | — | — | |
| Kenneth B. Robinson | 16K | — | +3K | — | — | — | +5K | — | — | — | +3K | — | — | — | +3K | +549 | — | |
| Claire Oneill | 16K | — | +4K | — | — | — | +6K | — | — | — | +3K | — | — | — | +2K | +724 | — | |
| Gaoxiang Hu | 10K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |