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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 BBG006G2JWB1 202,100,064 2,424,716 SH   SOLE   582,409 21,130 1,821,177
APPLE INC COM 037833100 BBG001S5N8V8 2,069,078 10,667 SH   SOLE   0 0 10,667
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 BBG001S90346 96,827,632 283,952 SH   SOLE   9,056 1,472 273,424
CHEVRON CORP NEW COM 166764100 BBG001S67ZC5 613,350 3,898 SH   SOLE   0 0 3,898
DAILY JOURNAL CORP COM 233912104 BBG001S5QHM5 87,852,890 303,695 SH   SOLE   35,957 7,802 259,936
EXXON MOBIL CORP COM 30231G102 BBG001S69V32 123,375,359 1,150,353 SH   SOLE   174,883 0 975,470
FIRST AMERN FINL CORP COM 31847R102 BBG001T1LV65 879,077 15,417 SH   SOLE   0 0 15,417
INTERNATIONAL BUSINESS MACHS COM 459200101 BBG001S5S399 3,308,854 24,728 SH   SOLE   8,797 0 15,931
KRAFT HEINZ CO COM 500754106 BBG005CPNTR1 72,992,296 2,056,121 SH   SOLE   40,470 0 2,015,651
MCDONALDS CORP COM 580135101 BBG001S5T110 313,032 1,049 SH   SOLE   0 0 1,049
MICROSOFT CORP COM 594918104 BBG001S5TD05 34,374,789 100,942 SH   SOLE   49,677 0 51,265
ORACLE CORP COM 68389X105 BBG001S5SJG6 209,598 1,760 SH   SOLE   0 0 1,760
POSCO HOLDINGS INC SPONSORED ADR 693483109 BBG001S65ZZ2 38,313,791 518,104 SH   SOLE   1,818 1,468 514,818
REPUBLIC SVCS INC COM 760759100 BBG001S9DL33 1,750,733 11,430 SH   SOLE   134 0 11,296
WABASH NATL CORP COM 929566107 BBG001S6W2K1 11,407,339 444,904 SH   SOLE   4,620 0 440,284
WELLS FARGO CO NEW COM 949746101 BBG001S5XF23 100,715,112 2,359,773 SH   SOLE   302,496 0 2,057,277