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 | 64,035 | 615,719 | SH | SOLE | 615,719 | 0 | 0 | ||
| ALPHABET INC CL A | COM | 02079K305 | 1,118 | 10,780 | SH | SOLE | 10,780 | 0 | 0 | ||
| BERKSHIRE HATHAWAY INC DEL CL B NEW | COM | 084670702 | 23,801 | 77,083 | SH | SOLE | 77,083 | 0 | 0 | ||
| COSTCO WHOLESALE CORP | COM | 22160K105 | 70,461 | 141,809 | SH | SOLE | 141,809 | 0 | 0 | ||
| FASTENAL CO | COM | 311900104 | 35,336 | 655,106 | SH | SOLE | 655,106 | 0 | 0 | ||
| MARKEL CORP | COM | 570535104 | 47,734 | 37,368 | SH | SOLE | 37,368 | 0 | 0 | ||
| MARTIN MARIETTA MATLS INC | COM | 573284106 | 37,711 | 106,211 | SH | SOLE | 106,211 | 0 | 0 | ||