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 CL-A | CL A | 02079K305 | 7,166 | 6,346 | SH | DFND | 6,346 | 0 | 0 | ||
| ALPHABET INC CL-C | CL C | 02079K107 | 40,102 | 35,945 | SH | DFND | 35,945 | 0 | 0 | ||
| AMETEK INC | COM | 031100100 | 60,215 | 834,467 | SH | DFND | 834,467 | 0 | 0 | ||
| BALCHEM CORP | COM | 057665200 | 222 | 2,266 | SH | DFND | 2,266 | 0 | 0 | ||
| BANK OF THE OZARKS INC | COM | 063904106 | 66,683 | 1,480,528 | SH | DFND | 1,480,528 | 0 | 0 | ||
| BERKSHIRE HATHAWAY-A-NEW | CL A | 084670108 | 1,692 | 6 | SH | DFND | 6 | 0 | 0 | ||
| BERKSHIRE HATHAWAY-B-NEW | CL B | 084670702 | 163,834 | 877,758 | SH | DFND | 877,758 | 0 | 0 | ||
| BROOKFIELD ASSET MGT-A LV | CL A | 112585104 | 536 | 13,223 | SH | DFND | 13,223 | 0 | 0 | ||
| CARMAX INC | COM | 143130102 | 92,536 | 1,269,874 | SH | DFND | 1,269,874 | 0 | 0 | ||
| CREDIT ACCEP CORP MICH | COM | 225310101 | 351 | 992 | SH | DFND | 992 | 0 | 0 | ||
| DISNEY WALT COMPANY | COM | 254687106 | 35,291 | 336,712 | SH | DFND | 336,712 | 0 | 0 | ||
| EDWARDS LIFESCIENCES CORP | COM | 28176E108 | 28,843 | 198,137 | SH | DFND | 198,137 | 0 | 0 | ||
| FACEBOOK INC CL-A | CL A | 30303M102 | 23,402 | 120,428 | SH | DFND | 120,428 | 0 | 0 | ||
| FIVE BELOW INC | COM | 33829M101 | 1,076 | 11,009 | SH | DFND | 11,009 | 0 | 0 | ||
| FORTUNE BRNDS HME&SEC | COM | 34964C106 | 20,786 | 387,156 | SH | DFND | 387,156 | 0 | 0 | ||
| HANESBRANDS INC | COM | 410345102 | 270 | 12,264 | SH | DFND | 12,264 | 0 | 0 | ||
| HEICO CORP CLASS A | CL A | 422806208 | 32,372 | 531,120 | SH | DFND | 531,120 | 0 | 0 | ||
| JP MORGAN CHASE & CO | COM | 46625H100 | 1,538 | 14,757 | SH | DFND | 14,757 | 0 | 0 | ||
| LIBERTY MEDIA-C LIB FORM | CL C | 531229854 | 28,470 | 766,753 | SH | DFND | 766,753 | 0 | 0 | ||
| LITTELFUSE INC | COM | 537008104 | 23,953 | 104,973 | SH | SOLE | 104,973 | 0 | 0 | ||
| LKQ CORP | COM | 501889208 | 14,451 | 453,020 | SH | DFND | 453,020 | 0 | 0 | ||
| LULULEMON ATHLETICA INC CO | COM | 550021109 | 574 | 4,600 | SH | SOLE | 4,600 | 0 | 0 | ||
| M & T BANK CORP | COM | 55261F104 | 22,229 | 130,646 | SH | DFND | 130,646 | 0 | 0 | ||
| MARKEL CORP HOLDING | COM | 570535104 | 40,829 | 37,653 | SH | DFND | 37,653 | 0 | 0 | ||
| MASTERCARD INC CL-A | CL A | 57636Q104 | 942 | 4,794 | SH | DFND | 4,794 | 0 | 0 | ||
| MOHAWK INDS INC | COM | 608190104 | 27,346 | 127,622 | SH | DFND | 127,622 | 0 | 0 | ||
| O'REILLY AUTOMOTIVE | COM | 67103H107 | 30,303 | 110,770 | SH | DFND | 110,770 | 0 | 0 | ||
| RYANAIR HLDGS PLC | COM | 783513203 | 286 | 2,500 | SH | SOLE | 2,500 | 0 | 0 | ||
| SOUTHWEST AIRLINES CO | COM | 844741108 | 202 | 3,961 | SH | DFND | 3,961 | 0 | 0 | ||
| SPDR S&P 500 ETF TR | TR UNIT | 78462F103 | 1,428 | 5,264 | SH | DFND | 5,264 | 0 | 0 | ||
| STANTEC INC | COM | 85472N109 | 547 | 21,329 | SH | SOLE | 21,329 | 0 | 0 | ||
| UNION PACIFIC CORP | COM | 907818108 | 45,009 | 317,678 | SH | DFND | 317,678 | 0 | 0 | ||
| VISA INC CLASS-A | CL A | 92826C839 | 52,529 | 396,592 | SH | DFND | 396,592 | 0 | 0 | ||
| WELLS FARGO CO | COM | 949746101 | 22,118 | 398,950 | SH | DFND | 398,950 | 0 | 0 | ||
| BOOKING HOLDINGS INC | COM | 09857L108 | 203 | 100 | SH | DFND | 100 | 0 | 0 | ||
| TJX COMPANIES INC CM | COM | 872540109 | 680 | 7,148 | SH | DFND | 7,148 | 0 | 0 | ||