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
ACTIVISION BLIZZARD INC COM 00507v109 13,042 202,163 SH   DFND 1 0 202,163 0
ADOBE SYSTEMS INC COM 00724F101 6,465 43,337 SH   DFND 1 0 43,337 0
ALPHABET INC-CL A CAP STK CL A 02079K305 22,133 22,730 SH   DFND 1 0 22,730 0
ALPHABET INC-CL C CAP STK CL C 02079K107 1,786 1,862 SH   DFND 1 0 1,862 0
ALTABA INC COM 021346101 5,628 84,971 SH   DFND 1 0 84,971 0
AMAZON.COM INC COM 023135106 28,546 29,694 SH   DFND 1 0 29,694 0
AMERICAN TOWER COM 03027X100 729 5,333 SH   DFND 1 0 5,333 0
APOLLO GLOBAL MANAGEMENT LLC CL A SHS 037612306 627 20,841 SH   DFND 1 0 20,841 0
APPLE COMPUTER INC COM 037833100 20,406 132,405 SH   DFND 1 0 132,405 0
BAC/WS/A US (BANK OF AMERICA C W EXP 01/16/2019 060505146 4,440 335,379 SH   DFND 1 0 335,379 0
BANK OF AMERICA CORP COM 060505104 6,625 261,432 SH   DFND 1 0 261,432 0
BLACKSTONE GROUP LP COM 09253U108 807 24,198 SH   DFND 1 0 24,198 0
BROADCOM LTD COM UNIT LTD 09253U108 1,592 6,565 SH   DFND 1 0 6,565 0
CHARLES SCHWAB CORP. COM 808513105 2,625 60,015 SH   DFND 1 0 60,015 0
CME GROUP INC COM 12572q105 16,502 121,625 SH   DFND 1 0 121,625 0
COMCAST CORP CL-A COM 20030n101 1,003 26,053 SH   DFND 1 0 26,053 0
DELL TECHNOLOGIES INC-CL V COM 24703L103 3,131 40,548 SH   DFND 1 0 40,548 0
DIGITAL REALTY TRUST INC COM 253868103 473 4,000 SH   DFND 1 0 4,000 0
ELECTRONIC ARTS COM 285512109 17,999 152,453 SH   DFND 1 0 152,453 0
FACEBOOK INC-A COM 30303M102 27,909 163,337 SH   DFND 1 0 163,337 0
HOME DEPOT INC COM 437076102 727 4,444 SH   DFND 1 0 4,444 0
ILLUMINA INC COM 452327109 1,159 5,818 SH   DFND 1 0 5,818 0
INOVALON HOLDINGS INC - A COM 45781d101 409 23,963 SH   DFND 1 0 23,963 0
JP MORGAN CHASE & CO COM 46625h100 7,353 76,986 SH   DFND 1 0 76,986 0
LAS VEGAS SANDS INC COM 517834107 477 7,440 SH   DFND 1 0 7,440 0
LENNAR CORP CL A 526057104 14,729 278,963 SH   DFND 1 0 278,963 0
LENNAR CORP CLASS B CL B 526057302 1,215 26,946 SH   DFND 1 0 26,946 0
LIBERTY BROADBAND-A COM SER A 530307107 19,928 211,590 SH   DFND 1 0 211,590 0
LIBERTY VENTURES - SER A LBT VEN COM A NE 53071M856 5,894 102,420 SH   DFND 1 0 102,420 0
MARTIN MARIETTA MATERIALS COM 573284106 14,310 69,387 SH   DFND 1 0 69,387 0
MC DONALDS CORP COM 580135101 12,188 77,788 SH   DFND 1 0 77,788 0
MGIC INVESTMENT CORP COM 552848103 8,353 666,666 SH   DFND 1 0 666,666 0
MGM RESORTS INTERNATIONAL COM 552953101 1,747 53,601 SH   DFND 1 0 53,601 0
MICROSOFT CORPORATION COM 594918104 16,599 222,841 SH   DFND 1 0 222,841 0
NETFLIX, INC. COM 64110l106 10,740 59,222 SH   DFND 1 0 59,222 0
NVIDIA CORPORATION COM 67066g104 27,733 155,131 SH   DFND 1 0 155,131 0
ONEOK INC COM 682680103 437 7,879 SH   DFND 1 0 7,879 0
PAYPAL HOLDINGS INC COM 70450Y103 16,276 254,192 SH   DFND 1 0 254,192 0
PNC FINANCIAL SERVICES GROUP COM 693475105 8,773 65,099 SH   DFND 1 0 65,099 0
TAKE TWO INTERACTIVE SOFTWARE COM 874054109 7,549 73,844 SH   DFND 1 0 73,844 0
TOLL BROTHERS INC COM 889478103 21,676 522,696 SH   DFND 1 0 522,696 0
VISA INC COM 92826c839 13,954 132,588 SH   DFND 1 0 132,588 0
ZILLOW GROUP INC - A CL A 98954M101 2,803 69,823 SH   DFND 1 0 69,823 0
ZYNGA COM 98986T108 2,812 743,954 SH   DFND 1 0 743,954 0
MICROSOFT CORPORATION CALL 594918904 9,386 126,000 SH Call DFND 1 0 126,000 0
TESLA MOTORS INC CALL 88160R901 6,447 18,900 SH Call DFND 1 0 18,900 0
CENTENE CORP CALL 15135B901 513 5,300 SH Call DFND 1 0 5,300 0
HUMANA INC CALL 444859902 1,291 5,300 SH Call DFND 1 0 5,300 0
APPLE COMPUTER INC CALL 037833900 801 5,200 SH Call DFND 1 0 5,200 0
SPDR S&P 500 ETF TR PUT 78462F903 39,569 157,500 SH Put DFND 1 0 157,500 0
BUCKEYE PARTNERS L.P. UNIT LTD PARTN 118230101 228 4,000 SH   DFND 1 0 4,000 0
ENTERPRISE PRODUCTS PART LP COM 293792107 683 26,200 SH   DFND 1 0 26,200 0
MAGELLAN MIDSTREAM PARTNERS COM UNIT RP LP 559080106 224 3,151 SH   DFND 1 0 3,151 0