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 5,651 121,349 SH   DFND   0 121,349 0
ADOBE SYSTEMS INC COM 00724F101 8,114 35,866 SH   DFND   0 35,866 0
ADVANCED MICRO DEVICES COM 007903107 3,041 164,753 SH   DFND   0 164,753 0
ALIBABA GROUP HOLDING-SP ADR COM 01609W102 6,959 50,769 SH   DFND   0 50,769 0
ALPHABET INC-CL A CAP STK CL A 02079K305 16,533 15,822 SH   DFND   0 15,822 0
ALPHABET INC-CL C CAP STK CL C 02079K107 842 813 SH   DFND   0 813 0
AMAZON.COM INC COM 023135106 25,744 17,140 SH   DFND   0 17,140 0
AMERICAN TOWER COM 03027X100 485 3,066 SH   DFND   0 3,066 0
APPLE COMPUTER INC COM 037833100 10,705 67,865 SH   DFND   0 67,865 0
BAC/WS/A US (BANK OF AMERICA C W EXP 01/16/2019 060505146 1,122 87,632 SH   DFND   0 87,632 0
BANK OF AMERICA CORP COM 060505104 8,583 348,327 SH   DFND   0 348,327 0
BLACKSTONE GROUP LP COM 09253U108 203 6,808 SH   DFND   0 6,808 0
BROADCOM LTD COM UNIT LTD 09253U108 2,452 9,642 SH   DFND   0 9,642 0
CHARLES SCHWAB CORP. COM 808513105 207 4,982 SH   DFND   0 4,982 0
CME GROUP INC COM 12572q105 3,795 20,173 SH   DFND   0 20,173 0
DELL TECHNOLOGIES -C COM 24703L202 13,072 267,475 SH   DFND   0 267,475 0
DENALI THERAPEUTICS INC COM 24823R105 411 19,900 SH   DFND   0 19,900 0
DISNEY WALT CO COM 254687106 10,013 91,315 SH   DFND   0 91,315 0
FACEBOOK INC-A COM 30303M102 5,454 41,603 SH   DFND   0 41,603 0
Fannie Mae FNMA 8.25 PERP COM 313586737 409 61,000 SH   DFND   0 61,000 0
GOLDMAN SACHS GROUP INC COM 38141g104 2,907 17,403 SH   DFND   0 17,403 0
HOME DEPOT INC COM 437076102 439 2,554 SH   DFND   0 2,554 0
JP MORGAN CHASE & CO COM 46625h100 8,055 82,517 SH   DFND   0 82,517 0
LENNAR CORP CL A 526057104 8,238 210,432 SH   DFND   0 210,432 0
LENNAR CORP CLASS B CL B 526057302 304 9,717 SH   DFND   0 9,717 0
LIBERTY BROADBAND-A COM SER A 530307107 5,470 76,179 SH   DFND   0 76,179 0
MARTIN MARIETTA MATERIALS COM 573284106 6,610 38,461 SH   DFND   0 38,461 0
MC DONALDS CORP COM 580135101 753 4,242 SH   DFND   0 4,242 0
MICROSOFT CORPORATION COM 594918104 14,597 143,716 SH   DFND   0 143,716 0
MORGAN STANLEY COM 617446448 8,685 219,045 SH   DFND   0 219,045 0
NETFLIX, INC. COM 64110l106 8,886 33,197 SH   DFND   0 33,197 0
NVIDIA CORPORATION COM 67066g104 10,184 76,281 SH   DFND   0 76,281 0
ONEOK INC COM 682680103 425 7,879 SH   DFND   0 7,879 0
PAYPAL HOLDINGS INC COM 70450Y103 9,809 116,652 SH   DFND   0 116,652 0
SALESFORCE.COM INC COM 79466l302 9,571 69,876 SH   DFND   0 69,876 0
T-Mobile US COM 872590104 8,203 128,965 SH   DFND   0 128,965 0
TAKE TWO INTERACTIVE SOFTWARE COM 874054109 9,656 93,799 SH   DFND   0 93,799 0
TESLA MOTORS INC COM 88160R101 1,331 4,000 SH   DFND   0 4,000 0
TOLL BROTHERS INC COM 889478103 7,554 229,403 SH   DFND   0 229,403 0
TWILIO INC - A COM 90138F102 4,418 49,469 SH   DFND   0 49,469 0
TWITTER INC COM 90184L102 5,777 200,994 SH   DFND   0 200,994 0
VISA INC COM 92826c839 6,644 50,355 SH   DFND   0 50,355 0
VMWARE INC-CLASS A COM 928563402 13,108 95,589 SH   DFND   0 95,589 0
ZILLOW GROUP INC - A COM 98954M101 1,540 49,004 SH   DFND   0 49,004 0
ZILLOW GROUP INC - C COM 98954M200 5,030 159,264 SH   DFND   0 159,264 0
ZSCALER INC COM 98980G102 3,834 97,790 SH   DFND   0 97,790 0
ENTERPRISE PRODUCTS PART LP COM 293792107 562 22,848 SH   DFND   0 22,848 0
ACTIVISION BLIZZARD INC CALL 00507V909 466 10,000 SH Call DFND   0 10,000 0
FACEBOOK INC-A CALL 30303M902 3,277 25,000 SH Call DFND   0 25,000 0
GOLDMAN SACHS GROUP INC CALL 38141G904 2,005 12,000 SH Call DFND   0 12,000 0
JP MORGAN CHASE & CO CALL 46625H900 1,952 20,000 SH Call DFND   0 20,000 0
TESLA INC. CALL 88160R901 13,312 40,000 SH Call DFND   0 40,000 0
VMWARE INC CALL 928563902 1,371 10,000 SH Call DFND   0 10,000 0
INVESCO QQQ TR PUT 46090E953 9,256 60,000 SH Put DFND   0 60,000 0
SPDR S&P 500 ETF TR PUT 78462F953 22,493 90,000 SH Put DFND   0 90,000 0
SPDR S&P 500 ETF TR PUT 78462F953 22,493 90,000 SH Put DFND   0 90,000 0
AT&T INC PUT 00206R952 6,850 240,000 SH Put DFND   0 240,000 0