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
AT&T INC Stock 00206R102 1 23 SH   SOLE   0 0 1
ABBOTT LABS Stock 002824100 79 1,300 SH   SOLE   0 0 79
ABBVIE INC Stock 00287Y109 74 800 SH   SOLE   0 0 74
ACCURAY INC Stock 004397105 813 198,286 SH   SOLE   0 0 813
ACI WORLDWIDE INC Stock 004498101 123 5,000 SH   SOLE   0 0 123
ADAMIS PHARMACEUTICALS CORP Stock 00547W208 0 6 SH   SOLE   0 0 0
AEHR TEST SYSTEMS Stock 00760J108 3 1,200 SH   SOLE   0 0 3
ADVANCED MICRO DEVICES INC Stock 007903107 22 1,500 SH   SOLE   0 0 22
ALIBABA GROUP HLDG LTD Stock 01609W102 37 200 SH   SOLE   0 0 37
ALPHABET INC Stock 02079K107 156 140 SH   SOLE   0 0 156
ALPHABET INC Stock 02079K305 45 40 SH   SOLE   0 0 45
ALTABA INC Stock 021346101 246 3,356 SH   SOLE   0 0 246
ALTRIA GROUP INC Stock 02209S103 85 1,500 SH   SOLE   0 0 85
AMERICAN ELEC PWR INC Stock 025537101 315 4,550 SH   SOLE   0 0 315
AMERICAN EXPRESS CO Stock 025816109 39 400 SH   SOLE   0 0 39
ANALOG DEVICES INC Stock 032654105 1,314 13,700 SH   SOLE   0 0 1,314
ANDEAVOR LOGISTICS LP Stock 03350F106 106 2,500 SH   SOLE   0 0 106
ANNALY CAP MGMT INC Stock 035710409 103 10,000 SH   SOLE   0 0 103
APACHE CORP Stock 037411105 21 450 SH   SOLE   0 0 21
APOLLO GLOBAL MGMT LLC Stock 037612306 239 7,500 SH   SOLE   0 0 239
APPLE INC Stock 037833100 416 2,245 SH   SOLE   0 0 416
ASPEN AEROGELS INC Stock 04523Y105 5,885 1,201,000 SH   SOLE   0 0 5,885
ASTRAZENECA PLC Stock 046353108 2,763 78,690 SH   SOLE   0 0 2,763
BRT APARTMENTS CORP Stock 055645303 128 10,025 SH   SOLE   0 0 128
BANK AMER CORP Stock 060505104 21 760 SH   SOLE   0 0 21
BANK MONTREAL QUE Stock 063671101 58 753 SH   SOLE   0 0 58
BERKSHIRE HATHAWAY INC DEL Stock 084670702 2,398 12,850 SH   SOLE   0 0 2,398
BLACKSTONE GROUP L P Stock 09253U108 1,618 50,300 SH   SOLE   0 0 1,618
BOINGO WIRELESS INC Stock 09739C102 276 12,200 SH   SOLE   0 0 276
BOSTON OMAHA CORP Stock 101044105 2,182 103,569 SH   SOLE   0 0 2,182
BOVIE MEDICAL CORP Stock 10211F100 1,514 348,093 SH   SOLE   0 0 1,514
BRIGHTHOUSE FINL INC Stock 10922N103 20 509 SH   SOLE   0 0 20
BRISTOL MYERS SQUIBB CO Stock 110122108 116 2,100 SH   SOLE   0 0 116
BROADVISION INC Stock 111412706 0 4 SH   SOLE   0 0 0
CUI GLOBAL INC Stock 126576206 430 144,899 SH   SOLE   0 0 430
CALIFORNIA RES CORP Stock 13057Q206 1 26 SH   SOLE   0 0 1
CANOPY GROWTH CORP Stock 138035100 12 400 SH   SOLE   0 0 12
CAPSTONE TURBINE CORP Stock 14067D409 1 500 SH   SOLE   0 0 1
CARVANA CO Stock 146869102 42 1,000 SH   SOLE   0 0 42
CASTLIGHT HEALTH INC Stock 14862Q100 7,455 1,754,106 SH   SOLE   0 0 7,455
CEVA INC Stock 157210105 405 13,421 SH   SOLE   0 0 405
CHEMOURS CO Stock 163851108 4 100 SH   SOLE   0 0 4
CHEVRON CORP NEW Stock 166764100 2,926 23,145 SH   SOLE   0 0 2,926
CHROMADEX CORP Stock 171077407 8 2,200 SH   SOLE   0 0 8
CISCO SYS INC Stock 17275R102 4 100 SH   SOLE   0 0 4
CITIGROUP INC Stock 172967424 2 35 SH   SOLE   0 0 2
COCA COLA CO Stock 191216100 329 7,500 SH   SOLE   0 0 329
COLGATE PALMOLIVE CO Stock 194162103 259 4,000 SH   SOLE   0 0 259
COLONY CAP INC NEW Stock 19626G108 61 9,773 SH   SOLE   0 0 61
CONSTELLATION BRANDS INC Stock 21036P108 13 60 SH   SOLE   0 0 13
CORNING INC Stock 219350105 48 1,750 SH   SOLE   0 0 48
CROWN CASTLE INTL CORP NEW Stock 22822V101 3,248 30,120 SH   SOLE   0 0 3,248
DCP MIDSTREAM LP Stock 23311P100 63 1,600 SH   SOLE   0 0 63
DXC TECHNOLOGY CO Stock 23355L106 1 16 SH   SOLE   0 0 1
DARDEN RESTAURANTS INC Stock 237194105 27 250 SH   SOLE   0 0 27
DEERE & CO Stock 244199105 210 1,500 SH   SOLE   0 0 210
DELTA AIR LINES INC DEL Stock 247361702 1,108 22,360 SH   SOLE   0 0 1,108
DETERMINE INC Stock 250660107 1 700 SH   SOLE   0 0 1
DIGIMARC CORP NEW Stock 25381B101 4,159 155,187 SH   SOLE   0 0 4,159
DOCUSIGN INC Stock 256163106 53 1,000 SH   SOLE   0 0 53
DOMINION ENERGY INC Stock 25746U109 136 2,000 SH   SOLE   0 0 136
DOWDUPONT INC Stock 26078J100 6,673 101,222 SH   SOLE   0 0 6,673
DURECT CORP Stock 266605104 136 87,128 SH   SOLE   0 0 136
EOG RES INC Stock 26875P101 37 300 SH   SOLE   0 0 37
EATON VANCE LTD DUR INCOME F Stock 27828H105 0 2 SH   SOLE   0 0 0
EATON VANCE TAX MNGD GBL DV Stock 27829F108 25 2,700 SH   SOLE   0 0 25
EBAY INC Stock 278642103 36 1,000 SH   SOLE   0 0 36
EHEALTH INC Stock 28238P109 11,747 531,550 SH   SOLE   0 0 11,747
ELECTRONIC ARTS INC Stock 285512109 6 45 SH   SOLE   0 0 6
EMERSON ELEC CO Stock 291011104 69 1,000 SH   SOLE   0 0 69
EMPIRE ST RLTY OP L P Stock 292102100 221 12,904 SH   SOLE   0 0 221
ENTERPRISE PRODS PARTNERS L Stock 293792107 1,297 46,880 SH   SOLE   0 0 1,297
EVERSPIN TECHNOLOGIES INC Stock 30041T104 40 4,500 SH   SOLE   0 0 40
EXELON CORP Stock 30161N101 1,683 39,500 SH   SOLE   0 0 1,683
EXP WORLD HOLDINGS INC Stock 30212W100 8 700 SH   SOLE   0 0 8
EXXON MOBIL CORP Stock 30231G102 469 5,670 SH   SOLE   0 0 469
FINJAN HLDGS INC Stock 31788H303 0 41 SH   SOLE   0 0 0
FORMFACTOR INC Stock 346375108 70 5,295 SH   SOLE   0 0 70
FUSION CONNECT INC Stock 36116X102 4,582 1,163,000 SH   SOLE   0 0 4,582
GW PHARMACEUTICALS PLC Stock 36197T103 141 1,010 SH   SOLE   0 0 141
GTT COMMUNICATIONS INC Stock 362393100 45 1,000 SH   SOLE   0 0 45
GSI TECHNOLOGY Stock 36241U106 411 54,594 SH   SOLE   0 0 411
GENERAL ELECTRIC CO Stock 369604103 219 16,070 SH   SOLE   0 0 219
GENERAL MLS INC Stock 370334104 124 2,800 SH   SOLE   0 0 124
GENOMIC HEALTH INC Stock 37244C101 121 2,400 SH   SOLE   0 0 121
GLAXOSMITHKLINE PLC Stock 37733W105 81 2,000 SH   SOLE   0 0 81
GLOBAL PARTNERS LP Stock 37946R109 71 4,150 SH   SOLE   0 0 71
GRACE W R & CO DEL NEW Stock 38388F108 73 1,000 SH   SOLE   0 0 73
HCP INC Stock 40414L109 207 8,000 SH   SOLE   0 0 207
HP INC Stock 40434L105 5 200 SH   SOLE   0 0 5
HALLIBURTON CO Stock 406216101 5 100 SH   SOLE   0 0 5
HARMONIC INC Stock 413160102 1,529 359,730 SH   SOLE   0 0 1,529
HARMONIC INC Stock 413160AB8 4,178 4,020,000 SH   SOLE   0 0 4,178
HEALTH INS INNOVATIONS INC Stock 42225K106 65 2,000 SH   SOLE   0 0 65
HELMERICH & PAYNE INC Stock 423452101 51 800 SH   SOLE   0 0 51
HEWLETT PACKARD ENTERPRISE C Stock 42824C109 3 200 SH   SOLE   0 0 3
HIMAX TECHNOLOGIES INC Stock 43289P106 41 5,500 SH   SOLE   0 0 41
INOVALON HLDGS INC Stock 45781D101 4,326 435,900 SH   SOLE   0 0 4,326
INTEL CORP Stock 458140100 80 1,600 SH   SOLE   0 0 80
INTERMOLECULAR INC Stock 45882D109 5 3,000 SH   SOLE   0 0 5
INTERNATIONAL BUSINESS MACHS Stock 459200101 678 4,852 SH   SOLE   0 0 678
INTERPACE DIAGNOSTICS GROUP Stock 46062X204 2 2,400 SH   SOLE   0 0 2
ISHARES TR Stock 46434V423 31 1,000 SH   SOLE   0 0 31
ITERIS INC Stock 46564T107 4,345 897,692 SH   SOLE   0 0 4,345
JPMORGAN CHASE & CO Stock 46625H100 1,987 19,069 SH   SOLE   0 0 1,987
JOHNSON & JOHNSON Stock 478160104 1,415 11,664 SH   SOLE   0 0 1,415
KKR & CO L P DEL Stock 48248M102 2,330 93,750 SH   SOLE   0 0 2,330
KIMBERLY CLARK CORP Stock 494368103 95 900 SH   SOLE   0 0 95
KINDER MORGAN INC DEL Stock 49456B101 192 10,846 SH   SOLE   0 0 192
KINDER MORGAN INC DEL Stock 49456B200 73 2,110 SH   SOLE   0 0 73
KOPIN CORP Stock 500600101 746 260,818 SH   SOLE   0 0 746
LEIDOS HLDGS INC Stock 525327102 4,161 70,525 SH   SOLE   0 0 4,161
LENNAR CORP Stock 526057104 79 1,500 SH   SOLE   0 0 79
LENNAR CORP Stock 526057302 1 30 SH   SOLE   0 0 1
LOCKHEED MARTIN CORP Stock 539830109 118 400 SH   SOLE   0 0 118
LOWES COS INC Stock 548661107 32 340 SH   SOLE   0 0 32
LUMINEX CORP DEL Stock 55027E102 6,950 235,362 SH   SOLE   0 0 6,950
MACOM TECH SOLUTIONS HLDGS I Stock 55405Y100 895 38,830 SH   SOLE   0 0 895
MACERICH CO Stock 554382101 2,697 47,460 SH   SOLE   0 0 2,697
MACQUARIE INFRASTRUCTURE COR Stock 55608B105 1,186 28,100 SH   SOLE   0 0 1,186
MAGELLAN MIDSTREAM PRTNRS LP Stock 559080106 1,279 18,510 SH   SOLE   0 0 1,279
MARKEL CORP Stock 570535104 163 150 SH   SOLE   0 0 163
MCDONALDS CORP Stock 580135101 104 661 SH   SOLE   0 0 104
MERCK & CO INC Stock 58933Y105 24 400 SH   SOLE   0 0 24
METLIFE INC Stock 59156R108 290 6,650 SH   SOLE   0 0 290
MICRO FOCUS INTERNATIONAL PL Stock 594837304 0 26 SH   SOLE   0 0 0
MICROSOFT CORP Stock 594918104 1,403 14,225 SH   SOLE   0 0 1,403
MICROVISION INC DEL Stock 594960304 28 25,200 SH   SOLE   0 0 28
MOBILEIRON INC Stock 60739U204 4,675 1,050,500 SH   SOLE   0 0 4,675
MONDELEZ INTL INC Stock 609207105 135 3,300 SH   SOLE   0 0 135
MORGAN STANLEY Stock 617446448 1 18 SH   SOLE   0 0 1
NIC INC Stock 62914B100 563 36,200 SH   SOLE   0 0 563
NVE CORP Stock 629445206 1,112 9,131 SH   SOLE   0 0 1,112
NATIONAL RESH CORP Stock 637372202 606 16,200 SH   SOLE   0 0 606
NATIONAL RETAIL PPTYS INC Stock 637417106 44 1,000 SH   SOLE   0 0 44
NEOGEN CORP Stock 640491106 889 11,080 SH   SOLE   0 0 889
NEOGENOMICS INC Stock 64049M209 10,656 812,805 SH   SOLE   0 0 10,656
NEW MEDIA INVT GROUP INC Stock 64704V106 1,796 97,200 SH   SOLE   0 0 1,796
NEW RESIDENTIAL INVT CORP Stock 64828T201 65 3,700 SH   SOLE   0 0 65
NOKIA CORP Stock 654902204 1 166 SH   SOLE   0 0 1
NORFOLK SOUTHERN CORP Stock 655844108 241 1,600 SH   SOLE   0 0 241
NORTHROP GRUMMAN CORP Stock 666807102 138 450 SH   SOLE   0 0 138
NORTHSTAR REALTY EUROPE CORP Stock 66706L101 16 1,083 SH   SOLE   0 0 16
NOVARTIS A G Stock 66987V109 8 100 SH   SOLE   0 0 8
NOVO-NORDISK A S Stock 670100205 150 3,250 SH   SOLE   0 0 150
NUSTAR ENERGY LP Stock 67058H102 105 4,630 SH   SOLE   0 0 105
NUTANIX INC Stock 67059N108 1,017 19,730 SH   SOLE   0 0 1,017
OCCIDENTAL PETE CORP DEL Stock 674599105 46 550 SH   SOLE   0 0 46
ONE HORIZON GROUP INC Stock 68235H304 0 84 SH   SOLE   0 0 0
ORACLE CORP Stock 68389X105 17 394 SH   SOLE   0 0 17
OXFORD SQUARE CAP CORP Stock 69181V107 52 7,600 SH   SOLE   0 0 52
PDF SOLUTIONS INC Stock 693282105 11,490 959,084 SH   SOLE   0 0 11,490
PRGX GLOBAL INC Stock 69357C503 110 11,290 SH   SOLE   0 0 110
PTC INC Stock 69370C100 2,387 25,450 SH   SOLE   0 0 2,387
PAYCHEX INC Stock 704326107 164 2,400 SH   SOLE   0 0 164
PAYPAL HLDGS INC Stock 70450Y103 86 1,034 SH   SOLE   0 0 86
PEPSICO INC Stock 713448108 98 900 SH   SOLE   0 0 98
PERSPECTA INC Stock 715347100 0 8 SH   SOLE   0 0 0
PFIZER INC Stock 717081103 4,306 118,680 SH   SOLE   0 0 4,306
PHILIP MORRIS INTL INC Stock 718172109 81 1,000 SH   SOLE   0 0 81
PIONEER ENERGY SVCS CORP Stock 723664108 1 175 SH   SOLE   0 0 1
PLAINS ALL AMERN PIPELINE L Stock 726503105 80 3,400 SH   SOLE   0 0 80
PORTFOLIO RECOVERY ASSOCS IN Stock 73640QAB1 10 10,000 SH   SOLE   0 0 10
PROCTER AND GAMBLE CO Stock 742718109 117 1,500 SH   SOLE   0 0 117
QUALCOMM INC Stock 747525103 56 1,000 SH   SOLE   0 0 56
QUALITY CARE PPTYS INC Stock 747545101 13 600 SH   SOLE   0 0 13
QUOTIENT TECHNOLOGY INC Stock 749119103 15,243 1,163,600 SH   SOLE   0 0 15,243
REDFIN CORP Stock 75737F108 46 2,000 SH   SOLE   0 0 46
REIS INC Stock 75936P105 4,549 208,663 SH   SOLE   0 0 4,549
RIBBON COMMUNICATIONS INC Stock 762544104 4,893 687,276 SH   SOLE   0 0 4,893
RUBICON PROJ INC Stock 78112V102 71 25,000 SH   SOLE   0 0 71
SPDR GOLD TRUST Stock 78463V107 19 160 SH   SOLE   0 0 19
SCHLUMBERGER LTD Stock 806857108 56 835 SH   SOLE   0 0 56
SCOTTS MIRACLE GRO CO Stock 810186106 10 120 SH   SOLE   0 0 10
SEMPRA ENERGY Stock 816851109 93 800 SH   SOLE   0 0 93
SENOMYX INC Stock 81724Q107 557 464,241 SH   SOLE   0 0 557
SENSEONICS HLDGS INC Stock 81727U105 21 5,000 SH   SOLE   0 0 21
SIRIUS XM HLDGS INC Stock 82968B103 0 9 SH   SOLE   0 0 0
SMITH MICRO SOFTWARE INC Stock 832154207 118 51,694 SH   SOLE   0 0 118
SOCIAL REALITY INC Stock 83362P300 10 2,100 SH   SOLE   0 0 10
SPIRIT RLTY CAP INC NEW Stock 84860W102 161 20,000 SH   SOLE   0 0 161
STITCH FIX INC Stock 860897107 55 2,000 SH   SOLE   0 0 55
SUBURBAN PROPANE PARTNERS L Stock 864482104 74 3,157 SH   SOLE   0 0 74
SYNACOR INC Stock 871561106 620 309,851 SH   SOLE   0 0 620
SYSCO CORP Stock 871829107 96 1,400 SH   SOLE   0 0 96
TARGA RES CORP Stock 87612G101 21 434 SH   SOLE   0 0 21
TEMPUR SEALY INTL INC Stock 88023U101 48 1,000 SH   SOLE   0 0 48
TEVA PHARMACEUTICAL INDS LTD Stock 881624209 1,632 67,104 SH   SOLE   0 0 1,632
TEXAS INSTRS INC Stock 882508104 332 3,012 SH   SOLE   0 0 332
3-D SYS CORP DEL Stock 88554D205 1,596 115,566 SH   SOLE   0 0 1,596
TRANSACT TECHNOLOGIES INC Stock 892918103 2,041 163,291 SH   SOLE   0 0 2,041
TRUECAR INC Stock 89785L107 1,390 137,800 SH   SOLE   0 0 1,390
TYME TECHNOLOGIES INC Stock 90238J103 16 5,000 SH   SOLE   0 0 16
UNILEVER PLC Stock 904767704 80 1,445 SH   SOLE   0 0 80
UNITED CONTL HLDGS INC Stock 910047109 2,582 37,030 SH   SOLE   0 0 2,582
UNITED PARCEL SERVICE INC Stock 911312106 1,488 14,010 SH   SOLE   0 0 1,488
UNITEDHEALTH GROUP INC Stock 91324P102 123 500 SH   SOLE   0 0 123
VALEANT PHARMACEUTICALS INTL Stock 91911K102 1 26 SH   SOLE   0 0 1
VANECK VECTORS ETF TR Stock 92189F106 67 3,000 SH   SOLE   0 0 67
VANECK VECTORS ETF TR Stock 92189F791 1 35 SH   SOLE   0 0 1
VERIZON COMMUNICATIONS INC Stock 92343V104 234 4,657 SH   SOLE   0 0 234
VISTAGEN THERAPEUTICS INC Stock 92840H202 5 3,400 SH   SOLE   0 0 5
VODAFONE GROUP PLC NEW Stock 92857W308 20 818 SH   SOLE   0 0 20
VOLITIONRX LTD Stock 928661107 6 2,813 SH   SOLE   0 0 6
VONAGE HLDGS CORP Stock 92886T201 4,941 383,300 SH   SOLE   0 0 4,941
WEC ENERGY GROUP INC Stock 92939U106 162 2,500 SH   SOLE   0 0 162
WAGEWORKS INC Stock 930427109 59 1,180 SH   SOLE   0 0 59
WESTERN GAS PARTNERS LP Stock 958254104 85 1,750 SH   SOLE   0 0 85
WEYERHAEUSER CO Stock 962166104 2,044 56,055 SH   SOLE   0 0 2,044
WILLIAMS COS INC DEL Stock 969457100 27 1,000 SH   SOLE   0 0 27
WPX ENERGY INC Stock 98212B103 45 2,500 SH   SOLE   0 0 45
YUM BRANDS INC Stock 988498101 1,995 25,500 SH   SOLE   0 0 1,995
ALLEGION PUB LTD CO Stock G0176J109 77 999 SH   SOLE   0 0 77
ALLERGAN PLC Stock G0177J108 30 181 SH   SOLE   0 0 30
INGERSOLL-RAND PLC Stock G47791101 256 2,850 SH   SOLE   0 0 256
NOBLE CORP PLC Stock G65431101 5 800 SH   SOLE   0 0 5
KORNIT DIGITAL LTD Stock M6372Q113 1,156 64,944 SH   SOLE   0 0 1,156
RADA ELECTR INDS LTD Stock M81863124 1 200 SH   SOLE   0 0 1