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Aquamarine Zurich Ag

Portfolio Manager
Aquamarine Zurich AG
Performance
-9.15% (2026 Q1)
AUM (13F)
$135.30M
# of Holdings
7
Performance Rank
Allocation (Top 20)
100%

Aquamarine Zurich Ag Holdings Map

Top 7 Aquamarine Zurich Ag Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
BRK.B
BERKSHIRE HATHAWAY INC DEL
34.57%97.6K$46.8M
+0.00%(+0)
2025-Q1: 140.6K shares2025-Q2: 140.6K shares2025-Q3: 140.6K shares2025-Q4: 97.6K shares2026-Q1: 97.6K shares
$270.02(+79.81%)
2026-03-31
BRK.A
BERKSHIRE HATHAWAY INC DEL
15.92%30$21.5M
+0.00%(+0)
2025-Q1: 30 shares2025-Q2: 30 shares2025-Q3: 30 shares2025-Q4: 30 shares2026-Q1: 30 shares
$407710.00(+78.44%)
2026-03-31
MA
MASTERCARD INCORPORATED
14.77%40.0K$20.0M
+0.00%(+0)
2025-Q1: 65.8K shares2025-Q2: 65.8K shares2025-Q3: 65.8K shares2025-Q4: 40.0K shares2026-Q1: 40.0K shares
$299.91(+63.60%)
2026-03-31
AXP
AMERICAN EXPRESS CO
14.53%65.0K$19.7M
+0.00%(+0)
2025-Q1: 210.0K shares2025-Q2: 210.0K shares2025-Q3: 210.0K shares2025-Q4: 65.0K shares2026-Q1: 65.0K shares
$136.76(+126.38%)
2026-03-31
MCO
MOODYS CORP
8.71%27.0K$11.8M
+0.00%(+0)
2025-Q1: 27.0K shares2025-Q2: 27.0K shares2025-Q3: 27.0K shares2025-Q4: 27.0K shares2026-Q1: 27.0K shares
$257.54(+70.19%)
2026-03-31
RACE
FERRARI N V
7.4%30.0K$10.0M
+0.00%(+0)
2025-Q1: 60.0K shares2025-Q2: 60.0K shares2025-Q3: 60.0K shares2025-Q4: 30.0K shares2026-Q1: 30.0K shares
$184.24(+80.79%)
2026-03-31
DJCO
DAILY JOURNAL CORP
4.1%11.5K$5.5M
+0.00%(+0)
2025-Q1: 11.5K shares2025-Q2: 11.5K shares2025-Q3: 11.5K shares2025-Q4: 11.5K shares2026-Q1: 11.5K shares
$257.60(+83.05%)
2026-03-31

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