# Berkshire Hathaway (BRK.A, BRK.B): who owns it

26 value investors held Berkshire Hathaway in their Q3 2026 13F, led by Punch Card Management, Chou Associates, Semper Augustus, H&H International (Duan…

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Punch Card Management | 42.4% | $109m | Unchanged | 47 |
| Chou Associates | 30.4% | $66.0m | Unchanged | 53 |
| Semper Augustus | 25.6% | $227m | Added +7.9% | 53 |
| H&H International (Duan Yongping) | 24.2% | $4.6bn | Added +0.9% | 31 |
| Gates Foundation Trust | 21.4% | $7.4bn | Trimmed -14% | 53 |
| Gardner Russo & Quinn | 18.1% | $1.6bn | Trimmed -2.8% | 53 |
| Himalaya Capital | 15.0% | $555m | Added +24% | 20 |
| Greenlea Lane Capital | 12.9% | $47.2m | Unchanged | 11 |
| Markel Group | 12.2% | $1.6bn | Unchanged | 53 |
| Tweedy, Browne | 11.9% | $157m | Added +0.2% | 53 |
| Weitz Investment Management | 9.4% | $136m | Trimmed -2.6% | 53 |
| Yacktman Asset Management | 7.2% | $581m | Added +269% | 53 |
| Muhlenkamp & Company | 5.6% | $19.3m | Added +0.4% | 26 |
| Giverny Capital | 4.4% | $131m | Trimmed -34% | 39 |
| Davis Selected Advisers | 4.4% | $1.0bn | Trimmed -1.5% | 53 |
| Ruane, Cunniff & Goldfarb (Sequoia) | 3.5% | $228m | Trimmed -3.1% | 53 |
| Fairholme Capital Management | 3.5% | $52.2m | Added +74% | 30 |
| First Eagle Investment Management | 0.8% | $457m | Added +17% | 53 |
| Matrix Asset Advisors | 0.5% | $6.3m | Added +8.6% | 54 |
| Horizon Kinetics | 0.2% | $19.4m | Trimmed -2.1% | 30 |
| Mairs & Power | 0.1% | $15.5m | Trimmed -1.4% | 53 |
| Biglari Capital | 0.1% | $1.5m | Unchanged | 39 |
| Akre Capital Management | 0.1% | $4.1m | Trimmed -21% | 53 |
| Fairfax Financial Holdings | 0.0% | $749k | Unchanged | 53 |
| Harris Associates (Oakmark) | 0.0% | $12.6m | Trimmed -0.7% | 27 |
| Dodge & Cox | 0.0% | $8.7m | Unchanged | 53 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-09-28 | Jain Ajit | Vice Chairman | Sold | 39700 | $20.0m |
| 2026-08-12 | O'Sullivan Michael J. | See Remarks | Bought | 400 | $205k |
| 2026-08-12 | O'Sullivan Michael J. | See Remarks | Bought | 45 | $23k |
| 2026-08-12 | O'Sullivan Michael J. | See Remarks | Bought | 43 | $22k |

## Fund holders

| Fund | Manager | Weight | Value | As at |
| --- | --- | --- | --- | --- |
| Weitz Partners III Opportunity Fund | Weitz Investment Management | 16.2% | $54.0m | 2026-06-30 |
| Weitz Partners Value Fund | Weitz Investment Management | 8.6% | $42.5m | 2026-06-30 |
| Weitz Large Cap Equity Fund | Weitz Investment Management | 5.2% | $32.5m | 2026-06-30 |
| Muhlenkamp Fund | Muhlenkamp & Company | 4.8% | $12.6m | 2026-06-30 |
| AMG Yacktman Focused Fund | Yacktman Asset Management | 4.5% | $140m | 2026-06-30 |
| AMG Yacktman Fund | Yacktman Asset Management | 4.5% | $325m | 2026-06-30 |
| Fairholme Fund | Fairholme Capital Management | 2.0% | $25.8m | 2026-05-29 |
| Sequoia Fund | Ruane, Cunniff & Goldfarb (Sequoia) | 1.1% | $39.2m | 2026-06-30 |
| Davis Global Fund | Davis Selected Advisers | 0.5% | $4.8m | 2026-07-31 |
| First Eagle Global Fund | First Eagle Investment Management | 0.4% | $333m | 2026-07-31 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/brk-b). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.