The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 5,387 47,500 SH SOLE 47,500 0 0
ALPHABET INC CAP STK CL A 02079K305 2,820 16,000 SH SOLE 16,000 0 0
AMERICAN EXPRESS CO COM 025816109 66,986 210,000 SH SOLE 210,000 0 0
BANK AMERICA CORP COM 060505104 36,334 767,845 SH SOLE 767,845 0 0
BERKSHIRE HATHAWAY INC DEL CL A 084670108 21,864 30 SH SOLE 30 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 68,299 140,600 SH SOLE 140,600 0 0
DAILY JOURNAL CORP COM 233912104 4,856 11,500 SH SOLE 11,500 0 0
FERRARI N V COM N3167Y103 24,966 60,000 SH SOLE 80,000 0 0
MASTERCARD INCORPORATED CL A 57636Q104 36,948 65,750 SH SOLE 65,750 0 0
MICRON TECHNOLOGY INC COM 595112103 24,650 200,000 SH SOLE 200,000 0 0
MOODYS CORP COM 615369105 13,543 27,000 SH SOLE 27,000 0 0
CORE NATURAL RESOURCES INC COM SHS 218937100 749 10,740 SH SOLE 10,740 0 0
ALPHA METALLURGICAL RESOUR I COM 020764106 900 8,000 SH SOLE 8,000 0 0
SERITAGE GROWTH PPTYS CL A 81752R100 1,540 500,000 SH SOLE 500,000 0 0