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 |
ALIBABA GROUP HLDG LTD | SPONSORED ADS | 01609W102 | 413 | 1,945 | SH | SOLE | 1,945 | 0 | 0 | ||
ALPHABET INC | CAP STK CL C | 02079K107 | 970,844 | 726,125 | SH | SOLE | 726,125 | 0 | 0 | ||
ALPHABET INC | CAP STK CL A | 02079K305 | 369,729 | 276,043 | SH | SOLE | 276,043 | 0 | 0 | ||
AMAZON COM INC | COM | 023135106 | 289,056 | 156,429 | SH | SOLE | 156,429 | 0 | 0 | ||
AMERICAN ELEC PWR CO INC | COM | 025537101 | 840 | 8,892 | SH | SOLE | 8,892 | 0 | 0 | ||
ARISTA NETWORKS INC | COM | 040413106 | 354,063 | 1,740,724 | SH | SOLE | 1,740,724 | 0 | 0 | ||
BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 325,230 | 1,435,893 | SH | SOLE | 1,435,893 | 0 | 0 | ||
BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | 649,296 | 1,912 | SH | SOLE | 1,912 | 0 | 0 | ||
BOOKING HLDGS INC | COM | 09857L108 | 342,963 | 166,995 | SH | SOLE | 166,995 | 0 | 0 | ||
BUILDERS FIRSTSOURCE INC | COM | 12008R107 | 1,858 | 73,121 | SH | SOLE | 73,121 | 0 | 0 | ||
CARMAX INC | COM | 143130102 | 697,041 | 7,950,740 | SH | SOLE | 7,950,740 | 0 | 0 | ||
COCA COLA CO | COM | 191216100 | 789 | 14,260 | SH | SOLE | 14,260 | 0 | 0 | ||
CREDIT ACCEP CORP MICH | COM | 225310101 | 509,371 | 1,151,564 | SH | SOLE | 1,151,564 | 0 | 0 | ||
EDISON INTL | COM | 281020107 | 826 | 10,957 | SH | SOLE | 10,957 | 0 | 0 | ||
EXPEDITORS INTL WASH INC | COM | 302130109 | 7,968 | 102,132 | SH | SOLE | 102,132 | 0 | 0 | ||
FACEBOOK INC | CL A | 30303M102 | 466,697 | 2,273,800 | SH | SOLE | 2,273,800 | 0 | 0 | ||
FIAT CHRYSLER AUTOMOBILES N | SHS | N31738102 | 554 | 37,738 | SH | SOLE | 37,738 | 0 | 0 | ||
GTT COMMUNICATIONS INC | COM | 362393100 | 274 | 24,100 | SH | SOLE | 24,100 | 0 | 0 | ||
JACOBS ENGR GROUP INC | COM | 469814107 | 504,921 | 5,620,847 | SH | SOLE | 5,620,847 | 0 | 0 | ||
JD COM INC | SPON ADR CL A | 47215P106 | 423 | 12,000 | SH | SOLE | 12,000 | 0 | 0 | ||
JPMORGAN CHASE & CO | COM | 46625H100 | 238 | 1,708 | SH | SOLE | 1,708 | 0 | 0 | ||
LIBERTY BROADBAND CORP | COM SER C | 530307305 | 367,689 | 2,923,967 | SH | SOLE | 2,923,967 | 0 | 0 | ||
LIBERTY BROADBAND CORP | COM SER A | 530307107 | 125,725 | 1,009,350 | SH | SOLE | 1,009,350 | 0 | 0 | ||
LIBERTY MEDIA CORP DELAWARE | COM SER A FRMLA | 531229870 | 15,812 | 361,180 | SH | SOLE | 361,180 | 0 | 0 | ||
LIBERTY MEDIA CORP DELAWARE | COM SER C FRMLA | 531229854 | 466,640 | 10,152,070 | SH | SOLE | 10,152,070 | 0 | 0 | ||
MASTERCARD INC | CL A | 57636Q104 | 409,437 | 1,371,235 | SH | SOLE | 1,371,235 | 0 | 0 | ||
MOHAWK INDS INC | COM | 608190104 | 1,911 | 14,009 | SH | SOLE | 14,009 | 0 | 0 | ||
PROCTER & GAMBLE CO | COM | 742718109 | 825 | 6,602 | SH | SOLE | 6,602 | 0 | 0 | ||
RIMINI STR INC DEL | COM | 76674Q107 | 39 | 10,119 | SH | SOLE | 10,119 | 0 | 0 | ||
SAILPOINT TECHNLGIES HLDGS I | COM | 78781P105 | 378 | 16,032 | SH | SOLE | 16,032 | 0 | 0 | ||
TAIWAN SEMICONDUCTOR MFG LTD | SPONSORED ADS | 874039100 | 173,279 | 2,982,431 | SH | SOLE | 2,982,431 | 0 | 0 | ||
THE CHARLES SCHWAB CORPORATI | COM | 808513105 | 406,543 | 8,548,008 | SH | SOLE | 8,548,008 | 0 | 0 | ||
TJX COS INC NEW | COM | 872540109 | 497 | 8,141 | SH | SOLE | 8,141 | 0 | 0 | ||
UNION PACIFIC CORP | COM | 907818108 | 843 | 4,665 | SH | SOLE | 4,665 | 0 | 0 | ||
UNITEDHEALTH GROUP INC | COM | 91324P102 | 105,585 | 359,157 | SH | SOLE | 359,157 | 0 | 0 | ||
VISA INC | COM CL A | 92826C839 | 156,873 | 834,874 | SH | SOLE | 834,874 | 0 | 0 | ||
WAITR HLDGS INC | COM | 930752100 | 9 | 29,044 | SH | SOLE | 29,044 | 0 | 0 | ||
WAYFAIR INC | CL A | 94419L101 | 361,111 | 3,995,919 | SH | SOLE | 3,995,919 | 0 | 0 | ||
WELLS FARGO CO NEW | COM | 949746101 | 225 | 4,181 | SH | SOLE | 4,181 | 0 | 0 |