The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. | |||||||||||||||||
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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 | 7,032 | 47,500 | SH | SOLE | 47,500 | 0 | 0 | ||
| ALPHABET INC | CAP STK CL A | 02079K305 | 2,139 | 800 | SH | SOLE | 800 | 0 | 0 | ||
| AMERICAN EXPRESS CO | COM | 025816109 | 35,181 | 210,000 | SH | SOLE | 210,000 | 0 | 0 | ||
| BK OF AMERICA CORP | COM | 060505104 | 32,595 | 767,845 | SH | SOLE | 767,845 | 0 | 0 | ||
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | 12,341 | 30 | SH | SOLE | 30 | 0 | 0 | ||
| BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 38,375 | 140,600 | SH | SOLE | 140,600 | 0 | 0 | ||
| DAILY JOURNAL CORP | COM | 233912104 | 3,684 | 11,500 | SH | SOLE | 11,500 | 0 | 0 | ||
| FERRARI N V | COM | N3167Y103 | 16,763 | 80,000 | SH | SOLE | 80,000 | 0 | 0 | ||
| MASTERCARD INC | CL A | 57636Q104 | 22,860 | 65,750 | SH | SOLE | 65,750 | 0 | 0 | ||
| MICRON TECHNOLOGY INC | COM | 595112103 | 14,196 | 200,000 | SH | SOLE | 200,000 | 0 | 0 | ||
| MOODYS CORP | COM | 615369105 | 9,588 | 27,000 | SH | SOLE | 27,000 | 0 | 0 | ||
| SERITAGE GROWTH PPTYS | CL A | 81752R100 | 7,415 | 500,000 | SH | SOLE | 500,000 | 0 | 0 | ||
| TWITTER INC | COM | 90184L102 | 1,812 | 30,000 | SH | SOLE | 30,000 | 0 | 0 | ||