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
Estimated average burden
hours per response: 23.8
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
ALLERGAN PLC SHS G0177J108 107,355 523,810 SH   SOLE   517,810 0 6,000
AON PLC SHS CL A G0408V102 47,034 321,930 SH   SOLE   316,130 0 5,800
AXALTA COATING SYS LTD COM G0750C108 2,169 75,000 SH   SOLE   75,000 0 0
ACCENTURE PLC IRELAND SHS CLASS A G1151C101 22,532 166,817 SH   SOLE   166,817 0 0
LIBERTY GLOBAL PLC SHS CL C G5480U120 160,661 4,913,185 SH   SOLE   4,853,185 0 60,000
LIBERTY GLOBAL PLC LILAC SHS CL C G5480U153 35,791 1,536,074 SH   SOLE   1,503,474 0 32,600
WILLIS TOWERS WATSON PUB LTD SHS G96629103 1,080 7,000 SH   SOLE   7,000 0 0
ACI WORLDWIDE INC COM 004498101 6,037 265,000 SH   SOLE   265,000 0 0
ALLISON TRANSMISSION HLDGS I COM 01973R101 28,714 765,100 SH   SOLE   743,400 0 21,700
ALPHABET INC CAP STK CL C 02079K107 91,982 95,904 SH   SOLE   94,804 0 1,100
ALPHABET INC CAP STK CL A 02079K305 185 190 SH   SOLE   190 0 0
AMAZON COM INC COM 023135106 11,209 11,660 SH   SOLE   11,660 0 0
ANHEUSER BUSCH INBEV SA/NV SPONSORED ADR 03524A108 2,028 17,000 SH   SOLE   17,000 0 0
APPLE INC COM 037833100 22 140 SH   SOLE   0 0 140
BERKSHIRE HATHAWAY INC DEL CL A 084670108 107,149 390 SH   SOLE   153 0 237
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 209,817 1,144,540 SH   SOLE   1,117,764 0 26,776
COLFAX CORP COM 194014106 59,004 1,417,000 SH   SOLE   1,394,100 0 22,900
COMCAST CORP NEW CL A 20030N101 23,585 612,920 SH   SOLE   612,920 0 0
COMMERCEHUB INC COM SER A 20084V108 2,122 94,000 SH   SOLE   94,000 0 0
COMMERCEHUB INC COM SER C 20084V306 4,014 188,000 SH   SOLE   188,000 0 0
COMPASS MINERALS INTL INC COM 20451N101 7,009 108,000 SH   SOLE   108,000 0 0
CVS HEALTH CORP COM 126650100 9,213 113,291 SH   SOLE   113,291 0 0
DXC TECHNOLOGY CO COM 23355L106 38,130 443,990 SH   SOLE   439,290 0 4,700
DANAHER CORP DEL COM 235851102 18,003 209,870 SH   SOLE   207,670 0 2,200
DIAGEO P L C SPON ADR NEW 25243Q205 17,309 131,000 SH   SOLE   131,000 0 0
DISCOVERY COMMUNICATNS NEW COM SER A 25470F104 10,645 500,000 SH   SOLE   500,000 0 0
DISCOVERY COMMUNICATNS NEW COM SER C 25470F302 15,019 741,300 SH   SOLE   715,100 0 26,200
DOLLAR GEN CORP NEW COM 256677105 116 1,430 SH   SOLE   1,430 0 0
DOLLAR TREE INC COM 256746108 26,447 304,620 SH   SOLE   304,620 0 0
EQUITY COMWLTH COM SH BEN INT 294628102 7,722 254,000 SH   SOLE   254,000 0 0
FLIR SYS INC COM 302445101 27,436 705,115 SH   SOLE   686,115 0 19,000
GUIDEWIRE SOFTWARE INC COM 40171V100 1,947 25,000 SH   SOLE   25,000 0 0
HALLIBURTON CO COM 406216101 5,845 126,980 SH   SOLE   126,980 0 0
INTELLIGENT SYS CORP NEW COM 45816D100 8,674 2,270,000 SH   SOLE   2,270,000 0 0
ISHARES TR RUS 1000 ETF 464287622 265 1,898 SH   SOLE   0 0 1,898
ISHARES TR S&P 100 ETF 464287101 14 128 SH   SOLE   0 0 128
LABORATORY CORP AMER HLDGS COM NEW 50540R409 114,945 761,375 SH   SOLE   752,975 0 8,400
LIBERTY BROADBAND CORP COM SER A 530307107 32,963 350,000 SH   SOLE   350,000 0 0
LIBERTY BROADBAND CORP COM SER C 530307305 203,723 2,137,701 SH   SOLE   2,109,701 0 28,000
LIBERTY EXPEDIA HOLDINGS SER A COM 53046P109 11,047 208,000 SH   SOLE   208,000 0 0
LIBERTY INTERACTIVE CORP QVC GP COM SER A 53071M104 78,657 3,337,150 SH   SOLE   3,289,150 0 48,000
LIBERTY INTERACTIVE CORP LBT VEN COM A NE 53071M856 45,177 785,000 SH   SOLE   785,000 0 0
LIBERTY MEDIA CORP DELAWARE COM A SIRIUSXM 531229409 16,551 395,000 SH   SOLE   395,000 0 0
LIBERTY MEDIA CORP DELAWARE COM C SIRIUSXM 531229607 72,572 1,733,272 SH   SOLE   1,710,772 0 22,500
LIBERTY MEDIA CORP DELAWARE COM A BRAVES GRP 531229706 786 31,000 SH   SOLE   31,000 0 0
LIBERTY MEDIA CORP DELAWARE COM SER C FRMLA 531229854 13,332 350,000 SH   SOLE   350,000 0 0
LIBERTY MEDIA CORP DELAWARE COM SER A FRMLA 531229870 2,828 77,500 SH   SOLE   77,500 0 0
LIBERTY MEDIA CORP DELAWARE COM C BRAVES GRP 531229888 6,191 245,000 SH   SOLE   245,000 0 0
LIONS GATE ENTMNT CORP CL A VTG 535919401 4,181 125,000 SH   SOLE   125,000 0 0
LIONS GATE ENTMNT CORP CL B NON VTG 535919500 4,769 150,000 SH   SOLE   150,000 0 0
MANITOWOC INC COM 563571108 2,250 250,000 SH   SOLE   250,000 0 0
MARTIN MARIETTA MATLS INC COM 573284106 1,340 6,500 SH   SOLE   6,500 0 0
MASTERCARD INCORPORATED CL A 57636Q104 100,202 709,644 SH   SOLE   703,044 0 6,600
MONSANTO CO NEW COM 61166W101 23,008 192,022 SH   SOLE   192,022 0 0
MURPHY USA INC COM 626755102 8,625 125,000 SH   SOLE   125,000 0 0
NATIONAL CINEMEDIA INC COM 635309107 4,188 600,000 SH   SOLE   600,000 0 0
ORACLE CORP COM 68389X105 55,852 1,155,152 SH   SOLE   1,135,752 0 19,400
PIONEER NAT RES CO COM 723787107 18,309 124,098 SH   SOLE   122,398 0 1,700
PRAXAIR INC COM 74005P104 28,319 202,652 SH   SOLE   202,652 0 0
RTW HLDGS INC NOTE 5.625%11/1 749772AB5 16,560 16,000,000 PRN   SOLE   16,000,000 0 0
RANGE RES CORP COM 75281A109 15,934 814,184 SH   SOLE   797,184 0 17,000
REDWOOD TR INC NOTE 4.625% 4/1 758075AB1 33,215 32,825,000 PRN   SOLE   32,825,000 0 0
REDWOOD TR INC NOTE 4.750% 8/1 758075AC9 14,981 15,000,000 PRN   SOLE   15,000,000 0 0
REDWOOD TR INC COM 758075402 67,346 4,134,200 SH   SOLE   4,080,200 0 54,000
SPDR S&P 500 ETF TR TR UNIT 78462F103 99 395 SH   SOLE   0 0 395
TEXAS INSTRS INC COM 882508104 48,026 535,770 SH   SOLE   527,570 0 8,200
THERMO FISHER SCIENTIFIC INC COM 883556102 24,922 131,725 SH   SOLE   131,725 0 0
TWENTY FIRST CENTY FOX INC CL A 90130A101 50,130 1,900,300 SH   SOLE   1,865,800 0 34,500
TWENTY FIRST CENTY FOX INC CL B 90130A200 384 14,881 SH   SOLE   14,881 0 0
UNITED PARCEL SERVICE INC CL B 911312106 18,943 157,736 SH   SOLE   157,736 0 0
VANGUARD SPECIALIZED PORTFOL DIV APP ETF 921908844 41 430 SH   SOLE   0 0 430
VANGUARD BD INDEX FD INC INTERMED TERM 921937819 198 2,343 SH   SOLE   0 0 2,343
VANGUARD BD INDEX FD INC SHORT TRM BOND 921937827 372 4,659 SH   SOLE   0 0 4,659
VANGUARD TAX MANAGED INTL FD FTSE DEV MKT ETF 921943858 844 19,449 SH   SOLE   0 0 19,449
VANGUARD INDEX FDS TOTAL STK MKT 922908769 1,168 9,014 SH   SOLE   0 0 9,014
VISA INC COM CL A 92826C839 83,961 797,802 SH   SOLE   784,802 0 13,000
WELLS FARGO CO NEW COM 949746101 45,865 831,632 SH   SOLE   820,732 0 10,900
WESCO AIRCRAFT HLDGS INC COM 950814103 27,965 2,975,000 SH   SOLE   2,975,000 0 0
XO GROUP INC COM 983772104 14,613 742,917 SH   SOLE   742,917 0 0