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
ADVANCED EMISSIONS SOLUTS IN COM 00770C101 229 18,120 SH   SOLE   18,120 0 0
ALPHABET INC CAP STK CL C 02079K107 3,009 2,784 SH   SOLE   2,784 0 0
AMAZON COM INC COM 023135106 1,231 650 SH   SOLE   650 0 0
AMDOCS LTD SHS G02602103 8,863 142,750 SH   SOLE   142,750 0 0
AMERICAN OUTDOOR BRANDS CORP COM 02874P103 734 81,517 SH   SOLE   81,517 0 0
ANAPLAN INC COM 03272L108 225 4,454 SH   SOLE   4,454 0 0
ARCH COAL INC CL A 039380407 228 2,418 SH   SOLE   2,418 0 0
ARCOSA INC COM 039653100 231 6,144 SH   SOLE   6,144 0 0
ASTRONICS CORP COM 046433108 223 5,540 SH   SOLE   5,540 0 0
AVALARA INC COM 05338G106 227 3,147 SH   SOLE   3,147 0 0
AXONICS MODULATION TECH INC COM 05465P101 245 5,969 SH   SOLE   5,969 0 0
BARCLAYS BK PLC CALL 06746P903 36,400 14,000 SH Call SOLE   14,000 0 0
BARNES & NOBLE INC COM 067774109 724 108,243 SH   SOLE   108,243 0 0
BIONDVAX PHARMACEUTICALS LTD SPOND ADS 09073Q105 2,068 359,000 SH   SOLE   359,000 0 0
BLACKBERRY LTD COM 09228F103 1,872 250,963 SH   SOLE   250,963 0 0
BRUKER CORP COM 116794108 227 4,541 SH   SOLE   4,541 0 0
CAREDX INC COM 14167L103 232 6,445 SH   SOLE   6,445 0 0
CARLISLE COS INC COM 142339100 220 1,570 SH   SOLE   1,570 0 0
CASEYS GEN STORES INC COM 147528103 226 1,447 SH   SOLE   1,447 0 0
CBOE GLOBAL MARKETS INC COM 12503M108 42,224 2,800,000 SH Call SOLE   2,800,000 0 0
CERAGON NETWORKS LTD ORD M22013102 2,637 900,000 SH   SOLE   900,000 0 0
CIENA CORP COM NEW 171779309 214 5,206 SH   SOLE   5,206 0 0
CLOUDERA INC COM 18914U100 1,873 356,003 SH   SOLE   356,003 0 0
COLONY CAP INC NEW CL A COM 19626G108 719 143,775 SH   SOLE   143,775 0 0
COPART INC COM 217204106 225 3,011 SH   SOLE   3,011 0 0
CORE MARK HOLDING CO INC COM 218681104 788 19,834 SH   SOLE   19,834 0 0
CYTOKINETICS INC COM NEW 23282W605 231 20,549 SH   SOLE   20,549 0 0
DIGIMARC CORP NEW COM 25381B101 231 5,208 SH   SOLE   5,208 0 0
DUCOMMUN INC DEL COM 264147109 223 4,956 SH   SOLE   4,956 0 0
ENERGY RECOVERY INC COM 29270J100 233 22,390 SH   SOLE   22,390 0 0
ENPHASE ENERGY INC COM 29355A107 233 12,756 SH   SOLE   12,756 0 0
GALMED PHARMACEUTICALS LTD SHS M47238106 5,934 807,400 SH   SOLE   807,400 0 0
GENERAL MTRS CO COM 37045V100 3,237 84,013 SH   SOLE   84,013 0 0
GOLD RESOURCE CORP COM 38068T105 169 50,000 SH   SOLE   50,000 0 0
GREAT LAKES DREDGE & DOCK CO COM 390607109 233 21,075 SH   SOLE   21,075 0 0
HEICO CORP NEW COM 422806109 229 1,712 SH   SOLE   1,712 0 0
IMPINJ INC COM 453204109 236 8,234 SH   SOLE   8,234 0 0
ITERIS INC COM 46564T107 2,452 474,290 SH   SOLE   474,290 0 0
JABIL INC COM 466313103 232 7,352 SH   SOLE   7,352 0 0
KAMADA LTD SHS M6240T109 1,511 273,656 SH   SOLE   273,656 0 0
KINSALE CAP GROUP INC COM 49714P108 228 2,489 SH   SOLE   2,489 0 0
LEIDOS HLDGS INC COM 525327102 224 2,806 SH   SOLE   2,806 0 0
LITHIA MTRS INC CL A 536797103 224 1,886 SH   SOLE   1,886 0 0
LPL FINL HLDGS INC COM 50212V100 232 2,848 SH   SOLE   2,848 0 0
MANHATTAN ASSOCS INC COM 562750109 226 3,265 SH   SOLE   3,265 0 0
MATCH GROUP INC COM 57665R106 210 3,128 SH   SOLE   3,128 0 0
MATERION CORP COM 576690101 229 3,373 SH   SOLE   3,373 0 0
MEIRAGTX HOLDINGS PLC COM G59665102 278 10,342 SH   SOLE   10,342 0 0
MICRON TECHNOLOGY INC COM 595112103 1,787 46,300 SH   SOLE   46,300 0 0
MILLER HERMAN INC COM 600544100 220 4,928 SH   SOLE   4,928 0 0
MOBILEIRON INC COM NEW 60739U204 237 38,269 SH   SOLE   38,269 0 0
NABORS INDUSTRIES LTD SHS G6359F103 820 282,611 SH   SOLE   282,611 0 0
NAPCO SEC TECHNOLOGIES INC COM 630402105 220 7,418 SH   SOLE   7,418 0 0
NCR CORP NEW COM 62886E108 226 7,270 SH   SOLE   7,270 0 0
NEWELL BRANDS INC COM 651229106 757 49,075 SH   SOLE   49,075 0 0
NOBLE ENERGY INC COM 655044105 13,440 600,000 SH   SOLE   600,000 0 0
NOVA MEASURING INSTRUMENTS L COM M7516K103 15,357 600,103 SH   SOLE   600,103 0 0
NVIDIA CORP COM 67066G104 3,318 20,204 SH   SOLE   20,204 0 0
OFFICE DEPOT INC COM 676220106 783 380,267 SH   SOLE   380,267 0 0
OMNICOM GROUP INC COM 681919106 224 2,734 SH   SOLE   2,734 0 0
OSI SYSTEMS INC COM 671044105 221 1,958 SH   SOLE   1,958 0 0
PERFICIENT INC COM 71375U101 226 6,594 SH   SOLE   6,594 0 0
PRESTIGE CONSMR HEALTHCARE I COM 74112D101 748 23,612 SH   SOLE   23,612 0 0
PROS HOLDINGS INC COM 74346Y103 218 3,447 SH   SOLE   3,447 0 0
PROSHARES TR II SHT VIX ST TRM 74347W130 87,814 1,630,106 SH   SOLE   1,630,106 0 0
PROSHARES TR II CALL 74347W900 32,478 6,029 SH Call SOLE   6,029 0 0
R1 RCM INC COM 749397105 229 18,210 SH   SOLE   18,210 0 0
RADWARE LTD ORD M81873107 16,569 670,000 SH   SOLE   670,000 0 0
REDHILL BIOPHARMA LTD SPONSORED ADS 757468103 12,136 1,867,000 SH   SOLE   1,867,000 0 0
ROGERS CORP COM 775133101 243 1,410 SH   SOLE   1,410 0 0
ROKU INC COM CL A 77543R102 205 2,259 SH   SOLE   2,259 0 0
SALESFORCE COM INC COM 79466L302 221 1,457 SH   SOLE   1,457 0 0
SANFILIPPO JOHN B & SON INC COM 800422107 222 2,789 SH   SOLE   2,789 0 0
SANMINA CORPORATION COM 801056102 229 7,571 SH   SOLE   7,571 0 0
SIGNET JEWELERS LIMITED SHS G81276100 763 42,649 SH   SOLE   42,649 0 0
SILICOM LTD ORD M84116108 16,674 513,369 SH   SOLE   513,369 0 0
SPARTANNASH CO COM 847215100 753 64,503 SH   SOLE   64,503 0 0
SPDR GOLD TRUST PUT 78463V957 279,720 21,000 SH Put SOLE   21,000 0 0
SPDR GOLD TRUST PUT 78463V957 102,564 7,700 SH Put SOLE   7,700 0 0
SPDR S&P 500 ETF TR PUT 78462F953 205,100 7,000 SH Put SOLE   7,000 0 0
SPDR SERIES TRUST CALL 78464A900 42,919 15,750 SH Call SOLE   15,750 0 0
SPDR SERIES TRUST CALL 78464A900 17,713 6,500 SH Call SOLE   6,500 0 0
SPLUNK INC COM 848637104 3,114 24,762 SH   SOLE   24,762 0 0
STRATEGIC ED INC COM 86272C103 205,100 1,247 SH   SOLE   1,247 0 0
SUPERCOM LTD NEW SHS NEW M87095119 2,148 1,989,068 SH   SOLE   1,989,068 0 0
TAKE-TWO INTERACTIVE SOFTWAR COM 874054109 1,226 10,800 SH   SOLE   10,800 0 0
TELARIA INC COM 879181105 229 30,416 SH   SOLE   30,416 0 0
THERAVANCE BIOPHARMA INC COM G8807B106 739 45,225 SH   SOLE   45,225 0 0
TOWER SEMICONDUCTOR LTD SHS NEW M87915274 15,770 1,000,000 SH   SOLE   1,000,000 0 0
TREEHOUSE FOODS INC COM 89469A104 721 13,319 SH   SOLE   13,319 0 0
TURNING PT BRANDS INC COM 90041L105 229 4,685 SH   SOLE   4,685 0 0
U S SILICA HLDGS INC COM 90346E103 779 60,881 SH   SOLE   60,881 0 0
ULTRA PETROLEUM CORP COM NEW 903914208 403 2,238,905 SH   SOLE   2,238,905 0 0
UR ENERGY INC COM 91688R108 1,960 2,086,600 SH   SOLE   2,086,600 0 0
VEEVA SYS INC CL A COM 922475108 221 1,364 SH   SOLE   1,364 0 0
VERACYTE INC COM 92337F107 230 8,053 SH   SOLE   8,053 0 0
VERINT SYS INC COM 92343X100 10,756 200,000 SH   SOLE   200,000 0 0
ZIOPHARM ONCOLOGY INC COM 98973P101 768 131,816 SH   SOLE   131,816 0 0
ZIX CORP COM 98974P100 213 23,404 SH   SOLE   23,404 0 0
ZYNGA INC CL A 98986T108 1,251 204,150 SH   SOLE   204,150 0 0