The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it 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 |
| ALPHABET INC CAP STKCL C | COM | 02079K107 | 14,545 | 15,165 | SH | SOLE | 15,165 | 0 | 0 | ||
| ALPHABET INC CL A | COM | 02079K305 | 97 | 100 | SH | SOLE | 100 | 0 | 0 | ||
| BERKSHIRE HATHAWAY INC DEL CL B NEW | COM | 084670702 | 15,564 | 84,903 | SH | SOLE | 84,903 | 0 | 0 | ||
| COSTCO WHOLESALE CORP | COM | 22160K105 | 22,548 | 137,245 | SH | SOLE | 137,245 | 0 | 0 | ||
| FASTENAL CO | COM | 311900104 | 12,124 | 265,997 | SH | SOLE | 265,997 | 0 | 0 | ||
| ITAU UNIBANCO HLDG SA NS SPONSORED ADR REP | ADR | 465562106 | 20,684 | 1,509,799 | SH | SOLE | 1,509,799 | 0 | 0 | ||
| MARKEL CORP | COM | 570535104 | 14,892 | 13,944 | SH | SOLE | 13,944 | 0 | 0 | ||
| MARTIN MARIETTA MATLS INC | COM | 573284106 | 8,918 | 43,244 | SH | SOLE | 43,244 | 0 | 0 | ||
| TWENTY-FIRST CENTY FOX INC CL A | COM | 90130A101 | 537 | 20,367 | SH | SOLE | 20,367 | 0 | 0 | ||
| TWENTY-FIRST CENTY FOX INC CL B | COM | 90130A200 | 62 | 2,393 | SH | SOLE | 2,393 | 0 | 0 | ||