0001085146-23-001136.txt : 20230213 0001085146-23-001136.hdr.sgml : 20230213 20230213163735 ACCESSION NUMBER: 0001085146-23-001136 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20221231 FILED AS OF DATE: 20230213 DATE AS OF CHANGE: 20230213 EFFECTIVENESS DATE: 20230213 FILER: COMPANY DATA: COMPANY CONFORMED NAME: RWWM, Inc. CENTRAL INDEX KEY: 0001507683 IRS NUMBER: 263399805 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-15203 FILM NUMBER: 23619151 BUSINESS ADDRESS: STREET 1: 4970 ROCKLIN ROAD, SUITE 200 CITY: ROCKLIN STATE: CA ZIP: 95677 BUSINESS PHONE: 916-652-1525 MAIL ADDRESS: STREET 1: 4970 ROCKLIN ROAD, SUITE 200 CITY: ROCKLIN STATE: CA ZIP: 95677 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE false false false 0001507683 XXXXXXXX 12-31-2022 12-31-2022 false RWWM, Inc.

4970 ROCKLIN ROAD, SUITE 200 Rocklin CA 95677

13F HOLDINGS REPORT 028-15203 N Aaron J. Wagner 916-652-1525 /s/ Aaron J. Wagner Rocklin CA 02-13-2023 0 14 761368113 false INFORMATION TABLE 2 infotable.xml INFORMATION TABLE ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 BBG006G2JWB1 212898378 2416828 SH SOLE 583005 13795 1820028 APPLE INC COM 037833100 BBG001S5N8V8 909250 6998 SH SOLE 0 0 6998 BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 BBG001S90346 88865588 287684 SH SOLE 9812 1472 276400 DAILY JOURNAL CORP COM 233912104 BBG001S5QHM5 74758697 298426 SH SOLE 35957 7802 254667 EXXON MOBIL CORP COM 30231G102 BBG001S69V32 131725554 1194248 SH SOLE 189440 0 1004808 FIRST AMERN FINL CORP COM 31847R102 BBG001T1LV65 806926 15417 SH SOLE 0 0 15417 INTERNATIONAL BUSINESS MACHS COM 459200101 BBG001S5S399 3541693 25138 SH SOLE 8797 0 16341 KRAFT HEINZ CO COM 500754106 BBG005CPNTR1 77603193 1906244 SH SOLE 40470 0 1865774 MCDONALDS CORP COM 580135101 BBG001S5T110 276443 1049 SH SOLE 0 0 1049 MICROSOFT CORP COM 594918104 BBG001S5TD05 24243883 101092 SH SOLE 49677 0 51415 POSCO HOLDINGS INC SPONSORED ADR 693483109 BBG001S65ZZ2 40879572 750497 SH SOLE 2386 2218 745893 REPUBLIC SVCS INC COM 760759100 BBG001S9DL33 1476807 11449 SH SOLE 134 0 11315 WABASH NATL CORP COM 929566107 BBG001S6W2K1 10167311 449881 SH SOLE 6520 0 443361 WELLS FARGO CO NEW COM 949746101 BBG001S5XF23 93214818 2257564 SH SOLE 302496 0 1955068