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
ALPHABET INC CAP STK CL C 02079K107 4,498 3,834 SH   SOLE   3,834 0 0
AMDOCS LTD SHS G02602103 4,418 81,656 SH   SOLE   81,656 0 0
AMERICAN OUTDOOR BRANDS CORP COM 02874P103 742 79,465 SH   SOLE   79,465 0 0
BAIDU INC SPON ADR REP A 056752108 1,585 9,614 SH   SOLE   9,614 0 0
BARCLAYS BK PLC PUT 06746P951 10,241 390,000 SH Put SOLE   390,000 0 0
BARCLAYS BK PLC CALL 06746P901 44,768 1,530,000 SH Call SOLE   1,530,000 0 0
BARCLAYS BK PLC CALL 06746P901 38,038 1,300,000 SH Call SOLE   1,300,000 0 0
BARCLAYS BK PLC CALL 06746P901 43,890 1,500,000 SH Call SOLE   1,500,000 0 0
BARNES & NOBLE INC COM 067774109 746 137,338 SH   SOLE   137,338 0 0
BIONDVAX PHARMACEUTICALS LTD SPOND ADS 09073Q105 1,949 359,000 SH   SOLE   359,000 0 0
BLACKBERRY LTD COM 09228F103 2,532 250,963 SH   SOLE   250,963 0 0
CATALYST PHARMACEUTICALS INC COM 14888U101 215 42,098 SH   SOLE   42,098 0 0
CERAGON NETWORKS LTD ORD M22013102 4,129 1,150,000 SH   SOLE   1,150,000 0 0
CLOUDERA INC COM 18914U100 3,895 356,003 SH   SOLE   356,003 0 0
COLONY CAP INC NEW CL A COM 19626G108 750 141,007 SH   SOLE   141,007 0 0
CORE MARK HOLDING CO INC COM 218681104 777 20,918 SH   SOLE   20,918 0 0
DENALI THERAPEUTICS INC COM 24823R105 209 9,011 SH   SOLE   9,011 0 0
ENPHASE ENERGY INC COM 29355A107 182 19,689 SH   SOLE   19,689 0 0
FLUIDIGM CORP DEL COM 34385P108 175 13,188 SH   SOLE   13,188 0 0
GALMED PHARMACEUTICALS LTD SHS M47238106 5,388 659,526 SH   SOLE   659,526 0 0
GENERAL MTRS CO COM 37045V100 2,690 72,513 SH   SOLE   72,513 0 0
GOLD RESOURCE CORP COM 38068T105 197 50,000 SH   SOLE   50,000 0 0
ISHARES TR PUT 464288953 691,760 8,000,000 SH Put SOLE   8,000,000 0 0
ITERIS INC COM 46564T107 1,978 474,290 SH   SOLE   474,290 0 0
KAMADA LTD SHS M6240T109 1,765 308,053 SH   SOLE   308,053 0 0
LATTICE SEMICONDUCTOR CORP COM 518415104 175 14,650 SH   SOLE   14,650 0 0
LITHIUM AMERS CORP NEW COM NEW 53680Q207 1,084 214,238 SH   SOLE   214,238 0 0
MICRON TECHNOLOGY INC COM 595112103 1,914 46,300 SH   SOLE   46,300 0 0
NABORS INDUSTRIES LTD SHS G6359F103 734 213,506 SH   SOLE   213,506 0 0
NEWELL BRANDS INC COM 651229106 757 49,369 SH   SOLE   49,369 0 0
NOBLE ENERGY INC COM 655044105 14,838 600,000 SH   SOLE   600,000 0 0
NOVA MEASURING INSTRUMENTS L COM M7516K103 15,108 600,000 SH   SOLE   600,000 0 0
NVIDIA CORP COM 67066G104 6,133 34,154 SH   SOLE   34,154 0 0
OFFICE DEPOT INC COM 676220106 764 210,481 SH   SOLE   210,481 0 0
PRESTIGE CONSMR HEALTHCARE I COM 74112D101 775 25,915 SH   SOLE   25,915 0 0
PROSHARES TR II CALL 74347W900 31,568 602,900 SH Call SOLE   602,900 0 0
PROSHARES TR II SHT VIX ST TRM 74347W130 93,254 1,781,015 SH   SOLE   1,781,015 0 0
QUANTENNA COMMUNICATIONS INC COM 74766D100 973 40,000 SH   SOLE   40,000 0 0
RADWARE LTD ORD M81873107 12,292 470,400 SH   SOLE   470,400 0 0
REDHILL BIOPHARMA LTD SPONSORED ADS 757468103 8,110 975,928 SH   SOLE   975,928 0 0
SIGNET JEWELERS LIMITED SHS G81276100 764 28,123 SH   SOLE   28,123 0 0
SILICOM LTD ORD M84116108 15,249 398,668 SH   SOLE   398,668 0 0
SMART GLOBAL HLDGS INC SHS G8232Y101 2,848 148,338 SH   SOLE   148,338 0 0
SOLAREDGE TECHNOLOGIES INC COM 83417M104 3,598 95,500 SH   SOLE   95,500 0 0
SPARTANNASH CO COM 847215100 761 47,967 SH   SOLE   47,967 0 0
SPLUNK INC COM 848637104 3,877 31,112 SH   SOLE   31,112 0 0
SUPERCOM LTD NEW SHS NEW M87095119 2,824 1,989,068 SH   SOLE   1,989,068 0 0
TEGNA INC COM 87901J105 179 12,703 SH   SOLE   12,703 0 0
TELARIA INC COM 879181105 189 29,762 SH   SOLE   29,762 0 0
TESLA INC COM 88160R101 1,981 7,079 SH   SOLE   7,079 0 0
THERAVANCE BIOPHARMA INC COM G8807B106 728 32,123 SH   SOLE   32,123 0 0
TOWER SEMICONDUCTOR LTD SHS NEW M87915274 14,904 900,000 SH   SOLE   900,000 0 0
TREEHOUSE FOODS INC COM 89469A104 766 11,869 SH   SOLE   11,869 0 0
U S SILICA HLDGS INC COM 90346E103 809 46,612 SH   SOLE   46,612 0 0
ULTRA PETROLEUM CORP COM NEW 903914208 789 1,293,075 SH   SOLE   1,293,075 0 0
UR ENERGY INC COM 91688R108 1,802 2,186,600 SH   SOLE   2,186,600 0 0
VERINT SYS INC COM 92343X100 13,984 233,618 SH   SOLE   233,618 0 0
ZIOPHARM ONCOLOGY INC COM 98973P101 713 185,287 SH   SOLE   185,287 0 0