Aquamarine Capital
Guy SpierZURICH, V8files as Aquamarine Zurich AG
$144m in 7 US stocks at the end of 30 June 2026. The top 10 are 100.0% of the money. It changed about 1.7% of the portfolio this quarter.
Value
$144m
Stocks
7
Top 10 share
100.0%
Turnover
1.7%
What changed this quarter
New
Bought for the first time this quarter.
None this quarter.
Added
Bought more of a stock they already held.
None this quarter.
Cut
Sold some of their stake.
None this quarter.
Sold out
Sold their entire stake.
None this quarter.
Holdings
- Berkshire Hathaway INC DELBRK-A
- Share
- 15.6%
- Value
- $22m
- Shares
- 30
Held
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| Berkshire HathawayBRK-B | 33.9% | $49m | 97,600 | Held |
| Berkshire Hathaway INC DELBRK-A | 15.6% | $22m | 30 | Held |
| American ExpressAXP | 15.3% | $22m | 65,000 | Held |
| MastercardMA | 14.3% | $21m | 40,000 | Held |
| Moody'sMCO | 8.5% | $12m | 27,000 | Held |
| FerrariRACE | 7.7% | $11m | 30,000 | Held |
| Daily JournalDJCO | 4.8% | $7m | 11,500 | Held |
Over time and by industry
Value over time
Jun '25
Dec '25
Jun '26
Value is down 53.5% since 30 June 2025.
Where the money is
Financial services71.9%
Retail & consumer7.7%
Media & telecom4.8%
Other15.6%
From the fund's 13F filings. They list US stocks and options only, 45 days after each quarter, and leave out cash, bonds, shorts and foreign shares.