Terminal · Institutions
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Aquamarine Zurich AG (CIK 1953324) reported $144.1M across 7 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: BRKB ($48.8M, 33.89%), BRK/A ($22.5M, 15.59%), AXP ($22.0M, 15.26%), MA ($20.5M, 14.26%), MCO ($12.2M, 8.49%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | BRKB | BERKSHIRE HATHAWAY INC DEL | $48.8M | 33.89% | 97,600 | Hold |
| 2 | BRK/A | BERKSHIRE HATHAWAY INC DEL | $22.5M | 15.59% | 30 | Hold |
| 3 | AXP | AMERICAN EXPRESS CO | $22.0M | 15.26% | 65,000 | Hold |
| 4 | MA | MASTERCARD INCORPORATED | $20.5M | 14.26% | 40,000 | Hold |
| 5 | MCO | MOODYS CORP | $12.2M | 8.49% | 27,000 | Hold |
| 6 | RACE | FERRARI N V | $11.1M | 7.71% | 30,000 | Hold |
| 7 | DJCO | DAILY JOURNAL CORP | $6.9M | 4.80% | 11,500 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30