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
OMB APPROVAL
OMB Number: 3235-0006
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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
Barclays PLC-Spons ADR ADR 06738E204 101,590 13,349,561 SH   SOLE   10,444,474 0 2,905,087
AerCap Holdings NV COM N00985106 418,553 8,047,556 SH   SOLE   6,737,675 0 1,309,881
Alphabet Inc Cl A COM 02079K305 237,005 218,882 SH   SOLE   197,096 0 21,786
Alphabet Inc Cl C COM 02079K107 1,945,840 1,800,187 SH   SOLE   1,498,943 0 301,244
Amazon.com Inc COM 023135106 1,717,721 907,105 SH   SOLE   763,884 0 143,221
American International Group COM 026874784 703 13,200 SH   SOLE   13,200 0 0
Anadarko Petroleum Corp COM 032511107 202,386 2,868,278 SH   SOLE   2,473,686 0 394,592
Aon PLC COM G0408V102 879,868 4,559,372 SH   SOLE   3,815,378 0 743,994
Bank of America Corp COM 060505104 4,067 140,225 SH   SOLE   139,300 0 925
Bank of New York Mellon Corp COM 064058100 530 12,000 SH   SOLE   12,000 0 0
Bausch Health Cos Inc COM 071734107 217 8,600 SH   SOLE   8,600 0 0
Berkshire Hathaway Inc-Cl A COM 084670108 12,416 39 SH   SOLE   39 0 0
Berkshire Hathaway Inc-Cl B COM 084670702 2,122,768 9,958,101 SH   SOLE   8,323,901 0 1,634,200
Charter Communications Inc-A COM 16119P108 275,798 697,906 SH   SOLE   602,539 0 95,367
Citigroup Inc COM 172967424 1,877,214 26,805,854 SH   SOLE   22,554,130 0 4,251,724
Cogent Communications Holdings COM 19239V302 879 14,800 SH   SOLE   14,800 0 0
Comcast Corp-Class A COM 20030N101 1,414,038 33,444,598 SH   SOLE   28,091,543 0 5,353,055
ConocoPhillips COM 20825C104 342 5,600 SH   SOLE   5,600 0 0
Dish Network Corp Cl A COM 25470M109 462,611 12,044,028 SH   SOLE   10,044,172 0 1,999,856
Ecolab Inc COM 278865100 227,632 1,152,919 SH   SOLE   1,015,275 0 137,644
Encana Corp COM 292505104 218 42,483 SH   SOLE   42,483 0 0
Facebook Inc-A COM 30303m102 913,127 4,731,230 SH   SOLE   3,966,793 0 764,437
Fidelity National Information COM 31620M106 1,276 10,400 SH   SOLE   10,400 0 0
First Citizens BancShares COM 31946m103 702 1,560 SH   SOLE   0 0 1,560
First Data Corp- Class A COM 32008D106 103,251 3,814,227 SH   SOLE   3,192,263 0 621,964
Fiserv Inc COM 337738108 227,894 2,499,939 SH   SOLE   2,079,873 0 420,066
Fox Corp Cl A COM 35137L105 30,387 829,344 SH   SOLE   745,352 0 83,992
Fox Corp Cl B COM 35137L204 236,345 6,469,888 SH   SOLE   5,489,697 0 980,191
GCI Liberty Inc - Class A COM 36164V305 387,095 6,298,318 SH   SOLE   5,427,380 0 870,938
General Electric Co COM 369604103 855,981 81,522,014 SH   SOLE   71,185,508 0 10,336,506
General Motors Co COM 37045V100 781,650 20,286,796 SH   SOLE   17,048,553 0 3,238,243
Goldman Sachs Group Inc COM 38141G104 1,417,343 6,927,386 SH   SOLE   5,733,973 0 1,193,413
Hilton Worldwide Holdings Inc COM 43300A203 487,572 4,988,455 SH   SOLE   4,139,784 0 848,671
Interactive Brokers Group, Inc COM 45841N107 894 16,500 SH   SOLE   16,500 0 0
Intl Business Machines Corp COM 459200101 372 2,700 SH   SOLE   2,700 0 0
JPMorgan Chase & Co COM 46625H100 1,999 17,882 SH   SOLE   17,500 0 382
Liberty Broadband-A COM 530307107 118,312 1,150,451 SH   SOLE   1,074,604 0 75,847
Liberty Broadband-C COM 530307305 676,533 6,491,398 SH   SOLE   5,151,536 0 1,339,862
Liberty Global Plc-A COM G5480U104 5,028 186,282 SH   SOLE   172,319 0 13,963
Liberty Global Plc-Series C COM G5480U120 1,064,284 40,116,246 SH   SOLE   33,694,300 0 6,421,946
Liberty Latin America-Cl C COM G9001E128 531 30,876 SH   SOLE   30,676 0 200
Liberty TripAdvisor Hdg-A COM 531465102 66,000 5,322,600 SH   SOLE   4,469,262 0 853,338
Marriott International -Cl A COM 571903202 1,336,838 9,529,107 SH   SOLE   8,014,336 0 1,514,771
Microsoft Corp COM 594918104 2,515,393 18,777,198 SH   SOLE   15,756,889 0 3,020,309
Mohawk Industries Inc COM 608190104 678,660 4,602,018 SH   SOLE   3,855,131 0 746,887
Morgan Stanley COM 617446448 675,216 15,412,374 SH   SOLE   12,968,948 0 2,443,426
Neurotrope Inc COM 64129T207 479 59,745 SH   SOLE   59,745 0 0
Noble Energy Inc COM 655044105 536 23,928 SH   SOLE   23,558 0 370
Oracle Corp COM 68389X105 1,170,734 20,550,004 SH   SOLE   17,197,028 0 3,352,976
Pepsico Inc COM 713448108 1,667 12,710 SH   SOLE   12,710 0 0
Thermo Fisher Scientific Inc COM 883556102 8,601 29,287 SH   SOLE   29,172 0 115
Travelers Companies, Inc COM 89417E109 1,032 6,900 SH   SOLE   6,900 0 0
Tripadvisor Inc COM 896945201 412,064 8,901,791 SH   SOLE   7,522,878 0 1,378,913
UnitedHealth Group Inc COM 91324P102 915,324 3,751,176 SH   SOLE   3,244,076 0 507,100
W R Berkley Corp COM 084423102 5,526 83,812 SH   SOLE   83,437 0 375
Wabtec Corp COM 929740108 244,739 3,410,520 SH   SOLE   2,843,169 0 567,351
Walt Disney Co/The COM 254687106 25,496 182,584 SH   SOLE   155,610 0 26,974
Wells Fargo & Co COM 949746101 1,325,866 28,019,142 SH   SOLE   23,619,205 0 4,399,937