StockDriftsStockDriftsTop 7 Aquamarine Zurich AG Holdings
| Stock | Company | % Port. | Shares | Value | Activity | Ownership | Avg. Cost | Date |
|---|---|---|---|---|---|---|---|---|
| BRK.B | BERKSHIRE HATHAWAY INC DEL | 33.89% | 97.6K | $48.8M | +0.00%(+0) | $270.02(+93.82%) | 2026-06-30 | |
| BRK.A | BERKSHIRE HATHAWAY INC DEL | 15.59% | 30 | $22.5M | +0.00%(+0) | $407710.00(+92.72%) | 2026-06-30 | |
| AXP | AMERICAN EXPRESS CO | 15.26% | 65.0K | $22.0M | +0.00%(+0) | $136.76(+149.08%) | 2026-06-30 | |
| MA | MASTERCARD INCORPORATED | 14.26% | 40.0K | $20.5M | +0.00%(+0) | $299.91(+87.98%) | 2026-06-30 | |
| MCO | MOODYS CORP | 8.49% | 27.0K | $12.2M | +0.00%(+0) | $257.54(+85.45%) | 2026-06-30 | |
| RACE | FERRARI N V | 7.71% | 30.0K | $11.1M | +0.00%(+0) | $184.24(+122.02%) | 2026-06-30 | |
| DJCO | DAILY JOURNAL CORP | 4.8% | 11.5K | $6.9M | +0.00%(+0) | $257.60(+118.52%) | 2026-06-30 |
| Performance Metric | 3-Year Annualized | 3-Year Cumulative | 5-Year Annualized | 5-Year Cumulative | Since First Filing (15 quarters) |
|---|---|---|---|---|---|
| Top 20 Holdings Weighted | +18.40% | +65.96% | — | — | +112.00% |
| Top 20 Holdings Unweighted | +18.73% | +67.38% | — | — | +111.44% |
Aquamarine Zurich AG reports $144.09M in US-listed equity holdings across 7 positions in its most recent 13F filing. Its largest disclosed positions are BRK.B (33.9%), BRK.A (15.6%) and AXP (15.3%). The top 20 holdings account for 100% of reported assets. Its disclosed equity book has returned +65.96% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.
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Holdings on this page are parsed from Aquamarine Zurich AG’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1953324). View Aquamarine Zurich AG’s 13F filings on SEC