13FBOX
Aquamarine Zurich AG · 13F Holdings
Options Calculator Rankings

Aquamarine Zurich AG

No.8288
Latest AUM (Q2 2026)
$144.1M
QoQ Change Q1 2026
+$8.8M+6.5%
Holdings
7
New Buys
0
Adds
0
Reduces
0
Exits
0
Unchanged
7
Holdings Value Trend
Holdings by Sector
Stock Ownership TrendPortfolio %Prev Q %Q2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BERKSHIRE HATHAWAY INC DELBRK.B
33.88%34.57%$48.8M97,600$46.8M97,60000.00%Unchanged
BERKSHIRE HATHAWAY INC CL ABRK.A
15.59%15.92%$22.5M30$21.5M3000.00%Unchanged
AMERICAN EXPRESS COAXP
15.25%14.53%$22.0M65,000$19.7M65,00000.00%Unchanged
MASTERCARD INCORPORATEDMA
14.25%14.77%$20.5M40,000$20.0M40,00000.00%Unchanged
MOODYS CORPMCO
8.48%8.71%$12.2M27,000$11.8M27,00000.00%Unchanged
FERRARI N V COMRACE
7.75%7.4%$11.2M30,000$10.0M30,00000.00%Unchanged
DAILY JOURNAL CORPDJCO
4.8%4.1%$6.9M11,500$5.5M11,50000.00%Unchanged

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow