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
ADT INC COM 00090Q103 18,511 3,069,000 SH   SOLE   3,069,000 0 0
ALTICE USA INC CL A 02156K103 11,357 685,000 SH   SOLE   685,000 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 55,517 270,930 SH   SOLE   270,930 0 0
FIRST DATA CORP NEW COM CL A 32008D106 58,600 3,453,000 SH   SOLE   3,453,000 0 0
HOWARD HUGHES CORP COM 44267D107 28,314 289,000 SH   SOLE   289,000 0 0
IMAX CORP COM 45245E109 48,673 2,578,361 SH   SOLE   2,578,361 0 0
LIBERTY BROADBAND CORP COM SER C 530307305 50,602 700,000 SH   SOLE   700,000 0 0
LIBERTY MEDIA CORP DELAWARE COM A SIRIUSXM 531229409 986 26,700 SH   SOLE   26,700 0 0
LIBERTY MEDIA CORP DELAWARE COM C SIRIUSXM 531229607 46,469 1,252,105 SH   SOLE   1,252,105 0 0
LIONS GATE ENTMNT CORP CL A VTG 535919401 29,404 1,819,750 SH   SOLE   1,819,750 0 0
LIONS GATE ENTMNT CORP CL B NON VTG 535919500 24,179 1,619,180 SH   SOLE   1,619,180 0 0