The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information 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. - Class A Com 02079K305 26,513 9,917 SH   SOLE 0 9,651 0 266
Alphabet Inc. - Class C Com 02079K107 35,049 13,150 SH   SOLE 0 13,095 0 55
Altimeter Growth Corp. 2 Com G0371B109 197 19,920 SH   SOLE 0 19,920 0 0
Amazon.com Com 023135106 10,772 3,279 SH   SOLE 0 3,224 0 55
Berkshire Hathaway Inc. Clas Com 084670702 16,010 58,659 SH   SOLE 0 57,151 0 1,508
BRP Group, Inc Com 05589G102 42,410 1,273,970 SH   SOLE 0 1,257,805 0 16,165
Cabot Oil & Gas Com 127097103 1,741 80,000 SH   SOLE 0 80,000 0 0
Charter Communications Com 16119P108 994 1,366 SH   SOLE 0 1,366 0 0
Comcast Corp Class A Com 20030N101 1,133 20,255 SH   SOLE 0 19,455 0 800
Facebook Com 30303M102 55,620 163,883 SH   SOLE 0 161,750 0 2,133
IAC Holdings Com 44891N208 3,086 23,683 SH   SOLE 0 23,406 0 277
Iteris Inc. Com 46564T107 3,828 725,000 SH   SOLE 0 725,000 0 0
JP Morgan Chase & Co. Com 46625H100 25,552 156,102 SH   SOLE 0 153,949 0 2,153
Kinross Gold Corp. Com 496902404 3,155 588,625 SH   SOLE 0 579,085 0 9,540
Liberty Broadband-A Com 530307107 22,859 135,784 SH   SOLE SOLE 134,436 0 1,348
Liberty Broadband-C Com 530307305 18,109 104,858 SH   SOLE 0 102,658 0 2,200
Liberty Latin America-Class Com G9001E128 8,885 677,200 SH   SOLE 0 666,980 0 10,220
NVR Inc. Com 62944T105 11,209 2,338 SH   SOLE 0 2,299 0 39
Organon & Co. Com 68622V106 13,416 409,140 SH   SOLE 0 402,015 0 7,125
SS & C Technologies Holdings I Com 78467J100 4,473 64,452 SH   SOLE 0 63,045 0 1,407
T-Mobile US Inc. Com 872590104 12,909 101,038 SH   SOLE 0 99,631 0 1,407
Uber Technologies Inc. Com 90353T100 40,315 899,885 SH   SOLE 0 886,635 0 13,250
Visa Inc. Com 92826C839 6,020 27,025 SH   SOLE 0 26,473 0 552
Walt Disney Co. Com 254687106 3,694 21,836 SH   SOLE 0 21,458 0 378
Zillow - Class A Com 98954M101 1,772 20,000 SH   SOLE 0 20,000 0 0
Zillow - Class C Com 98954M200 3,017 34,224 SH   SOLE 0 33,769 0 455