Aquamarine Zurich AG 13F Portfolio Holdings (Q2 2026)
As of Jun 30, 2026, the Aquamarine Zurich AG portfolio holdings is valued at approximately $144,091.00 featuring 7 publicly traded holdings. This in-depth profile highlights the top investments led by BERKSHIRE HATHAWAY INC DEL (BRK-B), BERKSHIRE HATHAWAY INC DEL (BRK-A), AMERICAN EXPRESS CO (AXP), MASTERCARD INCORPORATED (MA), and others based on the company's latest SEC filings reported on Jul 10, 2026. Explore insights into portfolio composition, sector allocation, and recent trade activity.
Aquamarine Zurich AG's stock portfolio spans 7 holdings across 3 sectors, with a total market value of $144,091.00. The Financial Services sector represents the largest allocation, while the top holdings account for nearly 100% of the total portfolio value. BERKSHIRE HATHAWAY INC DEL remains the single largest position at 33.9% of all equity investments.
Complete Holdings
Showing 7 of 7 holdings.
| # | Company | Symbol | Sector | Portfolio % | Shares | Change (Shares) | Change % | Value |
|---|---|---|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-B | Financial Services | 33.89% | 97,600 | - | - | $48,838.00 |
| 2 | BERKSHIRE HATHAWAY INC DEL | BRK-A | Financial Services | 15.59% | 30 | - | - | $22,466.00 |
| 3 | AMERICAN EXPRESS CO | AXP | Financial Services | 15.26% | 65,000 | - | - | $21,986.00 |
| 4 | MASTERCARD INCORPORATED | MA | Financial Services | 14.26% | 40,000 | - | - | $20,544.00 |
| 5 | MOODYS CORP | MCO | Financial Services | 8.49% | 27,000 | - | - | $12,229.00 |
| 6 | FERRARI N V | RACE | Other | 7.71% | 30,000 | - | - | $11,114.00 |
| 7 | DAILY JOURNAL CORP | DJCO | Technology | 4.80% | 11,500 | - | - | $6,914.00 |
Holdings by Sector
| Sector | Allocation | Value |
|---|---|---|
| Financial Services | 87.49% | $126,063.00 |
| Other | 7.71% | $11,114.00 |
| Technology | 4.80% | $6,914.00 |
Portfolio insights
As of Jun 30, 2026, the Aquamarine Zurich AG portfolio holds 7 securities valued at $144,091.00. The Financial Services sector represents the largest allocation, while the top positions account for a significant portion of the total portfolio weight.