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 |
SODASTREAM INTERNATIONAL LTD | COMMON | M9068E105 | 116 | 165 | SH | | SOLE | | 0 | 0 | 165 |
FERRARI N V COM | COMMON | N3167Y103 | 35,180 | 33,556 | SH | | SOLE | | 0 | 0 | 33,556 |
AXT INC COM | COMMON | 00246W103 | 1,740 | 20,000 | SH | | SOLE | | 0 | 0 | 20,000 |
AEROJET ROCKETDYNE HLDGS INCCO | COMMON | 007800105 | 39,631 | 127,022 | SH | | SOLE | | 0 | 0 | 127,022 |
AEROVIRONMENT INC | COMMON | 008073108 | 117 | 208 | SH | | SOLE | | 0 | 0 | 208 |
ALIBABA GROUP HLDG LTD SPONSOR | COMMON | 01609W102 | 36,960 | 21,435 | SH | | SOLE | | 0 | 0 | 21,435 |
ALIGN TECHNOLOGY INC | COMMON | 016255101 | 45,769 | 20,599 | SH | | SOLE | | 0 | 0 | 20,599 |
APPFOLIO INC COM CL A | COMMON | 03783C100 | 100 | 241 | SH | | SOLE | | 0 | 0 | 241 |
ARENA PHARMACEUTICALS INC COM | COMMON | 040047607 | 155 | 456 | SH | | SOLE | | 0 | 0 | 456 |
ARISTA NETWORKS INC COM | COMMON | 040413106 | 49,842 | 21,157 | SH | | SOLE | | 0 | 0 | 21,157 |
AXOGEN INC COM | COMMON | 05463X106 | 167 | 591 | SH | | SOLE | | 0 | 0 | 591 |
BOEING COMPANY | COMMON | 097023105 | 45,708 | 15,499 | SH | | SOLE | | 0 | 0 | 15,499 |
BOINGO WIRELESS INC COM | COMMON | 09739C102 | 116 | 515 | SH | | SOLE | | 0 | 0 | 515 |
BRINKS CO | COMMON | 109696104 | 1 | 1 | SH | | SOLE | | 0 | 0 | 1 |
BRITISH AMER TOB ADR | COMMON | 110448107 | 705 | 1,052 | SH | | SOLE | | 0 | 0 | 1,052 |
CNA FINANCIAL CORP | COMMON | 126117100 | 5 | 10 | SH | | SOLE | | 0 | 0 | 10 |
CALLAWAY GOLF CP | COMMON | 131193104 | 108 | 773 | SH | | SOLE | | 0 | 0 | 773 |
CHEGG INC COM | COMMON | 163092109 | 126 | 769 | SH | | SOLE | | 0 | 0 | 769 |
CHINA LODGING GROUP LTD SPONSO | COMMON | 16949N109 | 46,426 | 32,144 | SH | | SOLE | | 0 | 0 | 32,144 |
CITIGROUP INC COM NEW | COMMON | 172967424 | 1,304 | 1,753 | SH | | SOLE | | 0 | 0 | 1,753 |
COMMERCEHUB INC COM SER A | COMMON | 20084V108 | 105 | 478 | SH | | SOLE | | 0 | 0 | 478 |
CONTROL4 CORP COM | COMMON | 21240D107 | 43,233 | 145,273 | SH | | SOLE | | 0 | 0 | 145,273 |
CORCEPT THERAPEUTICS INC COM | COMMON | 218352102 | 114 | 631 | SH | | SOLE | | 0 | 0 | 631 |
CROSS TIMBERS RTY TR TR UNIT | COMMON | 22757R109 | 940 | 6,400 | SH | | SOLE | | 0 | 0 | 6,400 |
CUTERA INC | COMMON | 232109108 | 125 | 275 | SH | | SOLE | | 0 | 0 | 275 |
DTE ENERGY CO | COMMON | 233331107 | 657 | 600 | SH | | SOLE | | 0 | 0 | 600 |
DISH NETWORK CORPORATION CLASS | COMMON | 25470M109 | 15,049 | 31,517 | SH | | SOLE | | 0 | 0 | 31,517 |
DORCHESTER MINERALS LP | COMMON | 25820R105 | 36,725 | 241,609 | SH | | SOLE | | 0 | 0 | 241,609 |
DOWDUPONT INC | COMMON | 26078J100 | 2,243 | 3,150 | SH | | SOLE | | 0 | 0 | 3,150 |
ECHOSTAR HOLDING CORPORATION | COMMON | 278768106 | 6,537 | 10,913 | SH | | SOLE | | 0 | 0 | 10,913 |
ELDORADO RESORTS INC COM | COMMON | 28470R102 | 149 | 448 | SH | | SOLE | | 0 | 0 | 448 |
ENERGO CO NORTH AMERICA COM | COMMON | 292915105 | 0 | 5,000 | SH | | SOLE | | 0 | 0 | 5,000 |
ENVESTNET, INC COMMON STOCK $0 | COMMON | 29404K106 | 125 | 251 | SH | | SOLE | | 0 | 0 | 251 |
ETSY INC COM | COMMON | 29786A106 | 43,822 | 214,290 | SH | | SOLE | | 0 | 0 | 214,290 |
EXACT SCIENCES CORPORATION | COMMON | 30063P105 | 45,176 | 85,984 | SH | | SOLE | | 0 | 0 | 85,984 |
EXTREME NETWORKS INC | COMMON | 30226D106 | 119 | 951 | SH | | SOLE | | 0 | 0 | 951 |
FIVE BELOW INC COM | COMMON | 33829M101 | 42,130 | 63,526 | SH | | SOLE | | 0 | 0 | 63,526 |
FORMFACTOR INC | COMMON | 346375108 | 110 | 705 | SH | | SOLE | | 0 | 0 | 705 |
FOX FACTORY HLDG CORP COM | COMMON | 35138V102 | 106 | 273 | SH | | SOLE | | 0 | 0 | 273 |
GLU MOBILE INC COM | COMMON | 379890106 | 112 | 3,067 | SH | | SOLE | | 0 | 0 | 3,067 |
GOLDEN ENTMT INC COM | COMMON | 381013101 | 145 | 445 | SH | | SOLE | | 0 | 0 | 445 |
GRAVITY CO LTD SPONSORED ADR | COMMON | 38911N206 | 119 | 126 | SH | | SOLE | | 0 | 0 | 126 |
HAMILTON LANE INC CL A | COMMON | 407497106 | 122 | 344 | SH | | SOLE | | 0 | 0 | 344 |
HERITAGE CRYSTAL CLEAN INC COM | COMMON | 42726M106 | 115 | 529 | SH | | SOLE | | 0 | 0 | 529 |
HOSPITALITY PROP TR | COMMON | 44106M102 | 239 | 800 | SH | | SOLE | | 0 | 0 | 800 |
HUGOTON ROYALTY TRUST | COMMON | 444717102 | 236 | 16,833 | SH | | SOLE | | 0 | 0 | 16,833 |
IDEARC INC COM | COMMON | 451663108 | 0 | 216 | SH | | SOLE | | 0 | 0 | 216 |
INCYTE CORPORATION | COMMON | 45337C102 | 7,803 | 8,239 | SH | | SOLE | | 0 | 0 | 8,239 |
INTREPID POTASH INC | COMMON | 46121Y102 | 142 | 2,976 | SH | | SOLE | | 0 | 0 | 2,976 |
JOHNSON OUTDOORS INC CL A | COMMON | 479167108 | 106 | 170 | SH | | SOLE | | 0 | 0 | 170 |
KADANT INC | COMMON | 48282T104 | 120 | 120 | SH | | SOLE | | 0 | 0 | 120 |
LGI HOMES INC COM | COMMON | 50187T106 | 37,497 | 49,976 | SH | | SOLE | | 0 | 0 | 49,976 |
LEMAITRE VASCULAR INC COM | COMMON | 525558201 | 92 | 288 | SH | | SOLE | | 0 | 0 | 288 |
LENDINGTREE INC NEW COM | COMMON | 52603B107 | 53,978 | 15,855 | SH | | SOLE | | 0 | 0 | 15,855 |
MADRIGAL PHARMACEUTICALS INCCO | COMMON | 558868105 | 114 | 124 | SH | | SOLE | | 0 | 0 | 124 |
MCDONALD'S CORPORATION | COMMON | 580135101 | 554 | 322 | SH | | SOLE | | 0 | 0 | 322 |
MEDIFAST INC | COMMON | 58470H101 | 113 | 162 | SH | | SOLE | | 0 | 0 | 162 |
MERITOR INC | COMMON | 59001K100 | 126 | 535 | SH | | SOLE | | 0 | 0 | 535 |
MONARCH CASINO & RESORT INC CO | COMMON | 609027107 | 104 | 233 | SH | | SOLE | | 0 | 0 | 233 |
NEW ORIENTAL EDUCATION & TECHN | COMMON | 647581107 | 38,856 | 41,336 | SH | | SOLE | | 0 | 0 | 41,336 |
NEWS CORP NEW CL A | COMMON | 65249B109 | 157 | 967 | SH | | SOLE | | 0 | 0 | 967 |
NIKE INCORPORATED CLASS B | COMMON | 654106103 | 676 | 1,080 | SH | | SOLE | | 0 | 0 | 1,080 |
NOAH HLDGS LTD SPONSORED ADS | COMMON | 65487X102 | 109 | 236 | SH | | SOLE | | 0 | 0 | 236 |
NOVANTA INC COM | COMMON | 67000B104 | 105 | 209 | SH | | SOLE | | 0 | 0 | 209 |
NVIDIA CORP | COMMON | 67066G104 | 42,454 | 21,940 | SH | | SOLE | | 0 | 0 | 21,940 |
NUTRISYSTEM INC | COMMON | 67069D108 | 107 | 203 | SH | | SOLE | | 0 | 0 | 203 |
OVERSTOCK.COM INC | COMMON | 690370101 | 284 | 445 | SH | | SOLE | | 0 | 0 | 445 |
PNC FINANCIAL SERVICES GROUP | COMMON | 693475105 | 5,772 | 4,000 | SH | | SOLE | | 0 | 0 | 4,000 |
PEPSICO INCORPORATED | COMMON | 713448108 | 240 | 200 | SH | | SOLE | | 0 | 0 | 200 |
PHILIP MORRIS INTERNATIONAL IN | COMMON | 718172109 | 634 | 600 | SH | | SOLE | | 0 | 0 | 600 |
PILGRIMS PRIDE CORP COM | COMMON | 72147K108 | 466 | 1,500 | SH | | SOLE | | 0 | 0 | 1,500 |
PUBLIC STORAGE | COMMON | 74460D109 | 1,509 | 722 | SH | | SOLE | | 0 | 0 | 722 |
PUMA BIOTECHNOLOGY INC COM | COMMON | 74587V107 | 34,942 | 35,349 | SH | | SOLE | | 0 | 0 | 35,349 |
RMR GROUP INC CL A | COMMON | 74967R106 | 8 | 13 | SH | | SOLE | | 0 | 0 | 13 |
RH COM | COMMON | 74967X103 | 32,579 | 37,790 | SH | | SOLE | | 0 | 0 | 37,790 |
RADNET INC COM | COMMON | 750491102 | 99 | 982 | SH | | SOLE | | 0 | 0 | 982 |
RED HAT INC COM | COMMON | 756577102 | 34,801 | 28,977 | SH | | SOLE | | 0 | 0 | 28,977 |
S J W CP | COMMON | 784305104 | 105 | 164 | SH | | SOLE | | 0 | 0 | 164 |
SAN JUAN BASIN RTY TR UNIT BEN | COMMON | 798241105 | 454 | 5,504 | SH | | SOLE | | 0 | 0 | 5,504 |
SANGAMO BIOSCIENCES INC | COMMON | 800677106 | 44,021 | 268,418 | SH | | SOLE | | 0 | 0 | 268,418 |
THE CHARLES SCHWAB CORP | COMMON | 808513105 | 1,541 | 3,000 | SH | | SOLE | | 0 | 0 | 3,000 |
SIERRA WIRELESS INC | COMMON | 826516106 | 55 | 270 | SH | | SOLE | | 0 | 0 | 270 |
SOLAREDGE TECHNOLOGIES INC COM | COMMON | 83417M104 | 53,454 | 142,353 | SH | | SOLE | | 0 | 0 | 142,353 |
SQUARE INC CL A | COMMON | 852234103 | 47,953 | 138,312 | SH | | SOLE | | 0 | 0 | 138,312 |
STEMLINE THERAPEUTICS INC COM | COMMON | 85858C107 | 1,030 | 6,600 | SH | | SOLE | | 0 | 0 | 6,600 |
SUNCOR ENERGY INC NEWCOM | COMMON | 867224107 | 9,270 | 25,244 | SH | | SOLE | | 0 | 0 | 25,244 |
TAKE-TWO INTERACTIVE SOFTWARE | COMMON | 874054109 | 40,921 | 37,275 | SH | | SOLE | | 0 | 0 | 37,275 |
TAL ED GROUP ADS REPSTG COM | COMMON | 874080104 | 34,334 | 115,563 | SH | | SOLE | | 0 | 0 | 115,563 |
TEAM INC | COMMON | 878155100 | 746 | 5,007 | SH | | SOLE | | 0 | 0 | 5,007 |
TERRENO RLTY CORP COM | COMMON | 88146M101 | 102 | 290 | SH | | SOLE | | 0 | 0 | 290 |
TESLA MOTORS INC | COMMON | 88160R101 | 623 | 200 | SH | | SOLE | | 0 | 0 | 200 |
TREEHOUSE FOODS INC | COMMON | 89469A104 | 94 | 191 | SH | | SOLE | | 0 | 0 | 191 |
TWENTY FIRST CENTY FOX INC CL | COMMON | 90130A101 | 1,336 | 3,870 | SH | | SOLE | | 0 | 0 | 3,870 |
UDR INC | COMMON | 902653104 | 655 | 1,701 | SH | | SOLE | | 0 | 0 | 1,701 |
UNIVERSAL DISPLAY CORPORATION | COMMON | 91347P105 | 35,985 | 20,843 | SH | | SOLE | | 0 | 0 | 20,843 |
VALERO ENERGY CORPORATION | COMMON | 91913Y100 | 37,166 | 40,437 | SH | | SOLE | | 0 | 0 | 40,437 |
VERIZON COMMUNICATIONS | COMMON | 92343V104 | 2,117 | 4,000 | SH | | SOLE | | 0 | 0 | 4,000 |
WEIGHT WATCHERS INTERNTIONAL | COMMON | 948626106 | 38,105 | 86,055 | SH | | SOLE | | 0 | 0 | 86,055 |
WELLS FARGO & CO | COMMON | 949746101 | 1,213 | 2,000 | SH | | SOLE | | 0 | 0 | 2,000 |
WINNEBAGO INDUSTRIES INC | COMMON | 974637100 | 120 | 216 | SH | | SOLE | | 0 | 0 | 216 |
ZAGG INC COM | COMMON | 98884U108 | 157 | 849 | SH | | SOLE | | 0 | 0 | 849 |
ALLIANCE WORLD II | ETF | 01879R106 | 55 | 431 | SH | | SOLE | | 0 | 0 | 431 |
CLAYMORE EXCHANGE TRD FD TR GU | ETF | 18383Q739 | 100 | 396 | SH | | SOLE | | 0 | 0 | 396 |
DIREXION SHS ETF TR DLY SMCAP | ETF | 25459W847 | 39 | 55 | SH | | SOLE | | 0 | 0 | 55 |
DIREXION SHS ETF TR DAILY JR B | ETF | 25460E851 | 740 | 4,165 | SH | | SOLE | | 0 | 0 | 4,165 |
ETF MANAGERS TR PUREFUNDS ISE | ETF | 26924G409 | 95 | 273 | SH | | SOLE | | 0 | 0 | 273 |
GLOBAL X FDS RBTCS ARTFL IN | ETF | 37954Y715 | 100 | 420 | SH | | SOLE | | 0 | 0 | 420 |
ISHARES US HOME CONSTRUCTION E | ETF | 464288752 | 96 | 220 | SH | | SOLE | | 0 | 0 | 220 |
POWERSHARES DWA TECHNICAL LEAD | ETF | 73935X153 | 18,308 | 35,460 | SH | | SOLE | | 0 | 0 | 35,460 |
POWERSHARES AEROSPACE & DEFENS | ETF | 73935X690 | 93 | 173 | SH | | SOLE | | 0 | 0 | 173 |
POWERSHARES ETF TRUST DYN SFTW | ETF | 73935X773 | 91 | 143 | SH | | SOLE | | 0 | 0 | 143 |
ULTRA QQQ PROSHARES | ETF | 74347R206 | 25 | 34 | SH | | SOLE | | 0 | 0 | 34 |
PROSHARES TR PSHS ULTRA DOW | ETF | 74347R305 | 29 | 22 | SH | | SOLE | | 0 | 0 | 22 |
PROSHARES ULTRA RUSSELL 2000 | ETF | 74347R842 | 25 | 36 | SH | | SOLE | | 0 | 0 | 36 |
PROSHARES TR ULTRPRO DOW30 | ETF | 74347X823 | 39 | 41 | SH | | SOLE | | 0 | 0 | 41 |
PROSHARES TR ULTRAPRO QQQ | ETF | 74347X831 | 37 | 27 | SH | | SOLE | | 0 | 0 | 27 |
PROSHARES TR ULTRPRO S&P500 | ETF | 74347X864 | 38 | 27 | SH | | SOLE | | 0 | 0 | 27 |
SPDR DOW JONES INDUSTRIAL AVER | ETF | 78467X109 | 96 | 39 | SH | | SOLE | | 0 | 0 | 39 |
VANECK VECTORS OIL REFINERS ET | ETF | 92189F585 | 103 | 336 | SH | | SOLE | | 0 | 0 | 336 |
VANECK VECTORS ETF TR COAL ETF | ETF | 92189F809 | 91 | 567 | SH | | SOLE | | 0 | 0 | 567 |
VANGUARD TOTAL WORLD | ETF | 922042742 | 94 | 126 | SH | | SOLE | | 0 | 0 | 126 |