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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| XXEC, Inc. | History | New | 8,655 | 4,351 | 3.67% | — | 1 | +8,655 | New | Q3 2025 | Nov 26, 2025 |
| Retirement Investment Advisors, Inc. | History | New | 3,139 | 1,578 | 0.13% | — | 2 | +3,139 | New | Q3 2025 | Oct 28, 2025 |