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 |
| ALPHABET INC CAP STKCL C | COM | 02079K107 | 243,557 | 689,320 | SH | SOLE | 689,320 | 0 | 0 | ||
| ALPHABET INC CL A | COM | 02079K305 | 4,763 | 13,327 | SH | SOLE | 13,327 | 0 | 0 | ||
| BERKSHIRE HATHAWAY INC CL A | COM | 084670108 | 2,995 | 4 | SH | SOLE | 4 | 0 | 0 | ||
| BERKSHIRE HATHAWAY INC DEL CL B NEW | COM | 084670702 | 37,244 | 74,430 | SH | SOLE | 74,430 | 0 | 0 | ||
| COSTCO WHOLESALE CORP | COM | 22160K105 | 126,542 | 135,271 | SH | SOLE | 135,271 | 0 | 0 | ||
| FASTENAL CO | COM | 311900104 | 82,574 | 1,719,217 | SH | SOLE | 1,719,217 | 0 | 0 | ||
| MARKEL CORP | COM | 570535104 | 88,678 | 45,406 | SH | SOLE | 45,406 | 0 | 0 | ||
| MARTIN MARIETTA MATLS INC | COM | 573284106 | 79,901 | 138,549 | SH | SOLE | 138,549 | 0 | 0 | ||