14 institutions reported holding $61.0M of Berkshire Hath. Cl B (BRK.B) in SEC 13F filings for 2026-06-30. Largest institutional holders: M. Kraus & Co ($21.1M), Ironwood Investment Counsel, LLC ($12.7M), Lummis Asset Management, LP ($8.0M), Drystone LLC ($7.4M), Barton Investment Management ($5.1M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | M. Kraus & Co | $21.1M | 42,095 | Trimmed |
| 2 | Ironwood Investment Counsel, LLC | $12.7M | 25,472 | Added |
| 3 | Lummis Asset Management, LP | $8.0M | 15,823 | Added |
| 4 | Drystone LLC | $7.4M | 14,730 | Hold |
| 5 | Barton Investment Management | $5.1M | 10,255 | Hold |
| 6 | Sawyer & Company, Inc | $3.4M | 6,713 | Added |
| 7 | Sherry Group, Inc. | $1.3M | 2,694 | Hold |
| 8 | Opus Capital Group, LLC | $1.1M | 2,160 | Added |
| 9 | KELLY LAWRENCE W & ASSOCIATES INC/CA | $615,980 | 1,231 | Hold |
| 10 | SCHULHOFF & CO INC | $331,758 | 663 | Hold |
| 11 | HUNTINGTON NATIONAL BANK | $3,476 | 1 | Hold |
| 12 | Tandem Investment Advisors, Inc. | $0 | 0 | Exited |
| 13 | SFAM, LLC | $0 | 0 | Exited |
| 14 | Accent Capital Management, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30