AQUAMARINE ZURICH AG (Guy Spier)

Holdings as of 03-31-2025

Ticker Company/ETF Total Shares Total Value ($) CUSIP Class Put/Call
BRK.B BERKSHIRE HATHAWAY INC-CL B 140,600 $74,881,000 084670702 COMMON STOCK
AXP AMERICAN EXPRESS CO 210,000 $56,501,000 025816109 COMMON STOCK
MA MASTERCARD INC 65,750 $36,039,000 57636Q104 COMMON STOCK
BAC BANK OF AMERICA CORP 767,845 $32,042,000 060505104 COMMON STOCK
BRK/A BERKSHIRE HATHAWAY INC-CL A 30 $23,953,000 084670108 COMMON STOCK
RACE FERRARI N V 60,000 $23,532,000 N3167Y103 COMMON STOCK
MU MICRON TECHNOLOGY INC 200,000 $17,378,000 595112103 COMMON STOCK
MCO MOODY'S CORP 27,000 $12,574,000 615369105 COMMON STOCK
BABA ALIBABA GROUP HOLDING LTD 47,500 $6,281,000 01609W102 COMMON STOCK
DJCO DAILY JOURNAL CORP 11,500 $4,574,000 233912104 COMMON STOCK
GOOGL ALPHABET INC-CL A 16,000 $2,474,000 02079K305 COMMON STOCK
SRG SERITAGE GROWTH PROP- A 500,000 $1,615,000 81752R100 COMMON STOCK
AMR ALPHA METALLURGICAL RESOURCE 8,000 $1,002,000 020764106 COMMON STOCK
CNR CORE NATURAL RESOURCES INC 8,100 $828,000 218937100 COMMON STOCK