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| Stock | Company | % Portfolio | Shares Held | Market Value | Change in Shares | % Change | Quarter End Price | Source |
|---|---|---|---|---|---|---|---|---|
| BRKB | BERKSHIRE HATHAWAY INC DEL | 22.66% | 140,600 | $64,713,000 | No Change | $460.26 | 13F | |
| AXP | AMERICAN EXPRESS CO | 19.94% | 210,000 | $56,952,000 | No Change | $271.2 | 13F | |
| MA | MASTERCARD INCORPORATED | 11.37% | 65,750 | $32,467,000 | No Change | $493.79 | 13F | |
| BAC | BANK AMERICA CORP | 10.67% | 767,845 | $30,468,000 | No Change | $39.68 | 13F | |
| RACE | FERRARI N V | 9.82% | 60,000 | $28,040,000 | No Change | $467.33 | 13F | |
| BRKA | BERKSHIRE HATHAWAY INC DEL | 7.26% | 30 | $20,735,000 | No Change | $691167 | 13F | |
| MU | MICRON TECHNOLOGY INC | 7.26% | 200,000 | $20,742,000 | No Change | $103.71 | 13F | |
| MCO | MOODYS CORP | 4.49% | 27,000 | $12,814,000 | No Change | $474.59 | 13F | |
| DJCO | DAILY JOURNAL CORP | 1.97% | 11,500 | $5,636,000 | No Change | $490.09 | 13F | |
| BABA | ALIBABA GROUP HLDG LTD | 1.77% | 47,500 | $5,041,000 | No Change | $106.13 | 13F | |
| GOOGL | ALPHABET INC | 0.93% | 16,000 | $2,654,000 | No Change | $165.88 | 13F | |
| SRG | SERITAGE GROWTH PPTYS | 0.81% | 500,000 | $2,325,000 | No Change | $4.65 | 13F | |
| AMR | ALPHA METALLURGICAL RESOUR I | 0.66% | 8,000 | $1,889,000 | No Change | $236.13 | 13F | |
| ARCH | ARCH RESOURCES INC | 0.39% | 8,100 | $1,119,000 | No Change | $138.15 | 13F |