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 297,411 2,733,556 SH   SOLE   717,214 16,936 1,999,406
APPLE INC COM 037833100 1,161 6,644 SH   SOLE   0 0 6,644
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 111,102 314,817 SH   SOLE   9,900 1,472 303,445
DAILY JOURNAL CORP COM 233912104 78,551 251,772 SH   SOLE   32,703 5,452 213,617
EXXON MOBIL CORP COM 30231G102 137,245 1,661,765 SH   SOLE   191,497 7,140 1,463,128
FIRST AMERN FINL CORP COM 31847R102 999 15,417 SH   SOLE   0 0 15,417
INTERNATIONAL BUSINESS MACHS COM 459200101 6,793 52,250 SH   SOLE   8,797 0 43,453
KRAFT HEINZ CO COM 500754106 103,823 2,635,749 SH   SOLE   40,470 0 2,595,279
MCDONALDS CORP COM 580135101 239 967 SH   SOLE   0 0 967
MICROSOFT CORP COM 594918104 31,555 102,349 SH   SOLE   50,655 0 51,694
POSCO HOLDINGS INC SPONSORED ADR 693483109 2,920 49,267 SH   SOLE   0 0 49,267
REPUBLIC SVCS INC COM 760759100 1,518 11,459 SH   SOLE   134 0 11,325
WABASH NATL CORP COM 929566107 7,245 488,181 SH   SOLE   8,658 0 479,523
WELLS FARGO CO NEW COM 949746101 112,761 2,326,897 SH   SOLE   302,496 0 2,024,401