Institutional Manager · CIK 0001953324
Aquamarine Zurich AG
ZURICH, V8 · File #028-22669
Latest AUM
$147,543
Positions
7
Top-10 Concentration
100.0%
Filings
14
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 20257 pos · $147,543
- 13F HOLDINGS REPORTQ/E Sep 202514 pos · $317,370
- 13F HOLDINGS REPORT (Amended)Q/E Jun 202514 pos · $309,842
- 13F HOLDINGS REPORT (Amended)Q/E Jun 202514 pos · $293,674
- 13F HOLDINGS REPORTQ/E Jun 202514 pos · $309,842
- 13F HOLDINGS REPORTQ/E Mar 202514 pos · $293,674
- 13F HOLDINGS REPORTQ/E Dec 202414 pos · $287,605
- 13F HOLDINGS REPORTQ/E Sep 202414 pos · $285,595
- 13F HOLDINGS REPORTQ/E Jun 202414 pos · $262,557
- 13F HOLDINGS REPORTQ/E Mar 202412 pos · $261,934
- 13F HOLDINGS REPORTQ/E Dec 202312 pos · $202,847
- 13F HOLDINGS REPORTQ/E Sep 202312 pos · $209,758
- 13F HOLDINGS REPORTQ/E Jun 202312 pos · $193,360
- 13F HOLDINGS REPORTQ/E Mar 202312 pos · $185,870
Top 7 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 97,600 | $49,059 | 33.25% |
| 2 | AMERICAN EXPRESS CO | AXP | 65,000 | $24,047 | 16.30% |
| 3 | MASTERCARD INCORPORATED | MA | 40,000 | $22,835 | 15.48% |
| 4 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 30 | $22,644 | 15.35% |
| 5 | MOODYS CORP | MCO | 27,000 | $13,793 | 9.35% |
| 6 | FERRARI N V | RACE | 30,000 | $9,561 | 6.48% |
| 7 | DAILY JOURNAL CORP | DJCO | 11,500 | $5,604 | 3.80% |