BERKSHIRE HATHAWAY CLASS CLASS B - 846707020
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| WEST MICHIGAN ADVISORS, LLC | History | Added to | 3,424 | 1,704 | 0.32% | 0.28% | 1 | +450 | 15.13% | Q3 2026 | Nov 09, 2026 |
| Headland Capital, LLC | History | New | 463 | 230 | 0.06% | — | 2 | +463 | New | Q3 2026 | Nov 06, 2026 |