Securities ▲▼ | Shares | Value ($K) | |||||
|---|---|---|---|---|---|---|---|
Q4 2024 ▲▼ | Q1 2025 ▲▼ | Change ▲▼ | Q4 2024 ▲▼ | Q1 2025 ▲▼ | Weight (%) ▲▼ | Change ▲▼ | |
| BERKSHIRE HATHAWAY INC DEL | 140,600 | 140,600 | 0 | 64 | 75 | 25.50% | +11 |
| BERKSHIRE HATHAWAY INC DEL | 30 | 30 | 0 | 20 | 24 | 8.16% | +4 |
| ALIBABA GROUP HLDG LTD(BABA) | 47,500 | 47,500 | 0 | 4 | 6 | 2.14% | +2 |
| MASTERCARD INCORPORATED(MA) | 65,750 | 65,750 | 0 | 35 | 36 | 12.27% | +1 |
| CORE NATURAL RESOURCES INC(CNR) | 0 | 10,740 | +10,740 | 0 | 1 | 0.28% | +1 |
| MICRON TECHNOLOGY INC(MU) | 200,000 | 200,000 | 0 | 17 | 17 | 5.92% | +1 |
| MOODYS CORP(MCO) | 27,000 | 27,000 | 0 | 13 | 13 | 4.28% | -0 |
| SERITAGE GROWTH PPTYS(SRG) | 500,000 | 500,000 | 0 | 2 | 2 | 0.55% | -0 |
| ALPHABET INC(GOOG) | 16,000 | 16,000 | 0 | 3 | 2 | 0.84% | -1 |
| ALPHA METALLURGICAL RESOUR I | 8,000 | 8,000 | 0 | 2 | 1 | 0.34% | -1 |
| ARCH RESOURCES INC | 8,100 | 0 | -8,100 | 1 | 0 | — | -1 |
| FERRARI N V COM | 60,000 | 60,000 | 0 | 25 | 24 | 8.01% | -1 |
| BANK AMERICA CORP | 767,845 | 767,845 | 0 | 34 | 32 | 10.91% | -2 |
| DAILY JOURNAL CORP(DJCO) | 11,500 | 11,500 | 0 | 7 | 5 | 1.56% | -2 |
| AMERICAN EXPRESS CO(AXP) | 210,000 | 210,000 | 0 | 62 | 57 | 19.24% | -6 |