Securities ▲▼ | Shares | Value ($K) | |||||
|---|---|---|---|---|---|---|---|
Q3 2025 ▲▼ | Q4 2025 ▲▼ | Change ▲▼ | Q3 2025 ▲▼ | Q4 2025 ▲▼ | Weight (%) ▲▼ | Change ▲▼ | |
| MOODYS CORP(MCO) | 27,000 | 27,000 | 0 | 13 | 14 | 9.35% | +1 |
| DAILY JOURNAL CORP(DJCO) | 11,500 | 11,500 | 0 | 5 | 6 | 3.80% | 0 |
| BERKSHIRE HATHAWAY INC DEL | 30 | 30 | 0 | 23 | 23 | 15.35% | 0 |
| CORE NATURAL RESOURCES INC(CNR) | 10,740 | 0 | -10,740 | 1 | 0 | — | -1 |
| ALPHA METALLURGICAL RESOUR I | 8,000 | 0 | -8,000 | 1 | 0 | — | -1 |
| SERITAGE GROWTH PPTYS(SRG) | 500,000 | 0 | -500,000 | 2 | 0 | — | -2 |
| ALPHABET INC(GOOG) | 16,000 | 0 | -16,000 | 4 | 0 | — | -4 |
| ALIBABA GROUP HLDG LTD(BABA) | 47,500 | 0 | -47,500 | 8 | 0 | — | -8 |
| MICRON TECHNOLOGY INC(MU) | 80,000 | 0 | -80,000 | 13 | 0 | — | -13 |
| MASTERCARD INCORPORATED(MA) | 65,750 | 40,000 | -25,750 | 37 | 23 | 15.48% | -15 |
| FERRARI N V COM | 60,000 | 30,000 | -30,000 | 29 | 10 | 6.48% | -19 |
| BERKSHIRE HATHAWAY INC DEL | 140,600 | 97,600 | -43,000 | 71 | 49 | 33.25% | -22 |
| BANK AMERICA CORP | 767,845 | 0 | -767,845 | 40 | 0 | — | -40 |
| AMERICAN EXPRESS CO(AXP) | 210,000 | 65,000 | -145,000 | 70 | 24 | 16.30% | -46 |