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
ALLISON TRANSMISSION HLDGS I COM 01973R101 184,307 4,913,537 SH   SOLE   4,913,537 0 0
AMETEK INC NEW COM 031100100 154,432 2,549,652 SH   SOLE   2,549,652 0 0
APPLE INC COM 037833100 178,563 1,239,850 SH   SOLE   1,239,850 0 0
AXALTA COATING SYS LTD COM G0750C108 215,687 6,731,791 SH   SOLE   6,731,791 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 227,157 1,341,189 SH   SOLE   1,341,189 0 0
BROOKFIELD ASSET MGMT INC CL A LTD VT SH 112585104 303,183 7,732,296 SH   SOLE   7,732,296 0 0
CABLE ONE INC COM 12685J105 153,566 216,016 SH   SOLE   216,016 0 0
HEXCEL CORP NEW COM 428291108 140,959 2,670,192 SH   SOLE   2,670,192 0 0
LIBERTY GLOBAL PLC SHS CL C G5480U120 305,495 9,797,776 SH   SOLE   9,797,776 0 0
SBA COMMUNICATIONS CORP NEW CL A 78410G104 154,794 1,147,471 SH   SOLE   1,147,471 0 0
SCHWAB CHARLES CORP NEW COM 808513105 266,800 6,210,430 SH   SOLE   6,210,430 0 0
SENSATA TECHNOLOGIES HLDG NV SHS N7902X106 154,680 3,620,786 SH   SOLE   3,620,786 0 0
TYLER TECHNOLOGIES INC COM 902252105 156,616 891,535 SH   SOLE   891,535 0 0
WABCO HLDGS INC COM 92927k102 150,048 1,176,757 SH   SOLE   1,176,757 0 0