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| # | Issuer | Value | Shares | % Portfolio |
|---|---|---|---|---|
| 1 | ALPHABET INC CAP STKCL C | $196.3M | 684142 | 32.43% |
| 2 | COSTCO WHOLESALE CORP | $134.9M | 135431 | 22.30% |
| 3 | MARKEL CORP | $82.0M | 42864 | 13.56% |
| 4 | FASTENAL CO | $76.0M | 1638760 | 12.57% |
| 5 | MARTIN MARIETTA MATLS INC | $75.6M | 128350 | 12.49% |
| 6 | BERKSHIRE HATHAWAY INC DEL CL B NEW | $35.7M | 74602 | 5.91% |
| 7 | ALPHABET INC CL A | $3.8M | 13091 | 0.62% |
| 8 | BERKSHIRE HATHAWAY INC CL A | $718K | 1 | 0.12% |
Values in USD (reported in $thousands on 13F). Source: SEC EDGAR.