13F HOLDINGS REPORT
Aquamarine Zurich AG
Quarter ended Q2 2025 · Filed July 16, 2025 · Accession 0001953324-25-000004
Total Value
$309,842
Positions
14
Other Managers
0
Confidential Omitted
No
Holdings (14)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 140,600 | $68,299 | 22.04% |
| 2 | AMERICAN EXPRESS CO | AXP | 210,000 | $66,986 | 21.62% |
| 3 | MASTERCARD INCORPORATED | MA | 65,750 | $36,948 | 11.92% |
| 4 | BANK AMERICA CORP | 060505104 | 767,845 | $36,334 | 11.73% |
| 5 | FERRARI N V | RACE | 60,000 | $24,966 | 8.06% |
| 6 | MICRON TECHNOLOGY INC | MU | 200,000 | $24,650 | 7.96% |
| 7 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 30 | $21,864 | 7.06% |
| 8 | MOODYS CORP | MCO | 27,000 | $13,543 | 4.37% |
| 9 | ALIBABA GROUP HLDG LTD | BBAAY | 47,500 | $5,387 | 1.74% |
| 10 | DAILY JOURNAL CORP | DJCO | 11,500 | $4,856 | 1.57% |
| 11 | ALPHABET INC | GOOG | 16,000 | $2,820 | 0.91% |
| 12 | SERITAGE GROWTH PPTYS | 81752R100 | 500,000 | $1,540 | 0.50% |
| 13 | ALPHA METALLURGICAL RESOUR I | 020764106 | 8,000 | $900 | 0.29% |
| 14 | CORE NATURAL RESOURCES INC | CNR | 8,100 | $749 | 0.24% |