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
ACELRX PHARMACEUTICALS INC COM 00444T100 99 21,540 SH   SOLE   21,540 0 0
ADVERUM BIOTECHNOLOGIES INC COM 00773U108 129 35,346 SH   SOLE   35,346 0 0
AGILE THERAPEUTICS INC COM 00847L100 50 11,171 SH   SOLE   11,171 0 0
AIR TRANSPORT SERVICES GRP I COM 00922R105 2,924 120,133 SH   SOLE   120,133 0 0
ALJ REGIONAL HLDGS INC COM 001627108 124 35,796 SH   SOLE   35,796 0 0
ALTICE USA INC CL A 02156K103 5,228 191,425 SH   SOLE   191,425 0 0
ARROWHEAD PHARMACEUTICALS IN COM 04280A100 618 142,649 SH   SOLE   142,649 0 0
ATLANTICA YIELD PLC SHS G0751N103 1,128 57,254 SH   SOLE   57,254 0 0
BARCLAYS BK PLC IPATH S&P500 VIX 06746L422 11,757 300,000 SH Put SOLE   300,000 0 0
BLUE APRON HLDGS INC CL A 09523Q101 553 101,500 SH   SOLE   101,500 0 0
CARMAX INC COM 143130102 7,389 97,469 SH   SOLE   97,469 0 0
CELADON GROUP INC COM 150838100 102 15,083 SH   SOLE   15,083 0 0
CELLULAR BIOMEDICINE GROUP I COM NEW 15117P102 225 21,160 SH   SOLE   21,160 0 0
CHROMADEX CORP COM NEW 171077407 139 32,351 SH   SOLE   32,351 0 0
CME GROUP INC COM CL A 12572Q105 4,070 30,000 SH   SOLE   30,000 0 0
DAWSON GEOPHYSICAL CO NEW COM 239360100 145 31,919 SH   SOLE   31,919 0 0
DESPEGAR COM CORP ORD SHS G27358103 1,792 56,000 SH   SOLE   56,000 0 0
DESTINATION XL GROUP INC COM 25065K104 22 11,498 SH   SOLE   11,498 0 0
DIMENSION THERAPEUTICS INC COM 25433V105 253 42,154 SH   SOLE   42,154 0 0
ERIN ENERGY CORP COM 295625107 440 160,160 SH   SOLE   160,160 0 0
FERROGLOBE PLC SHS G33856108 1,278 97,082 SH   SOLE   97,082 0 0
FLEX PHARMA INC COM 33938A105 57 16,855 SH   SOLE   16,855 0 0
FUELCELL ENERGY INC COM NEW 35952H502 114 65,385 SH   SOLE   65,385 0 0
GAIN CAP HLDGS INC COM 36268W100 330 51,604 SH   SOLE   51,604 0 0
GLYCOMIMETICS INC COM 38000Q102 418 29,909 SH   SOLE   29,909 0 0
HENNESSY ADVISORS INC COM 425885100 176 11,393 SH   SOLE   11,393 0 0
HORNBECK OFFSHORE SVCS INC N COM 440543106 83 20,621 SH   SOLE   20,621 0 0
IAC INTERACTIVECORP COM 44919P508 6,576 55,925 SH   SOLE   55,925 0 0
IRIDEX CORP COM 462684101 242 25,780 SH   SOLE   25,780 0 0
ISTAR INC COM 45031U101 475 40,296 SH   SOLE   40,296 0 0
JAMBA INC COM NEW 47023A309 167 19,295 SH   SOLE   19,295 0 0
KADMON HLDGS INC COM 48283N106 277 82,808 SH   SOLE   82,808 0 0
LIFEVANTAGE CORP COM NEW 53222K205 45 10,632 SH   SOLE   10,632 0 0
LIPOCINE INC NEW COM 53630X104 44 11,061 SH   SOLE   11,061 0 0
LUBYS INC COM 549282101 110 41,548 SH   SOLE   41,548 0 0
MANNKIND CORP COM NEW 56400P706 351 161,841 SH   SOLE   161,841 0 0
MARCHEX INC CL B 56624R108 286 92,699 SH   SOLE   92,699 0 0
MARRIOTT VACATIONS WRLDWDE C COM 57164Y107 4,824 38,740 SH   SOLE   38,740 0 0
MIRATI THERAPEUTICS INC COM 60468T105 204 17,422 SH   SOLE   17,422 0 0
NOBILIS HEALTH CORP COM 65500B103 115 76,827 SH   SOLE   76,827 0 0
NUMEREX CORP PA CL A 67053A102 59 15,498 SH   SOLE   15,498 0 0
ONCOMED PHARMACEUTICALS INC COM 68234X102 114 25,249 SH   SOLE   25,249 0 0
OVASCIENCE INC COM 69014Q101 21 14,854 SH   SOLE   14,854 0 0
PFSWEB INC COM NEW 717098206 262 31,322 SH   SOLE   31,322 0 0
PQ GROUP HLDGS INC COM 73943T103 2,588 150,000 SH   SOLE   150,000 0 0
REGULUS THERAPEUTICS INC COM 75915K101 76 60,473 SH   SOLE   60,473 0 0
SAPIENS INTL CORP N V SHS NEW N7716A151 809 61,304 SH   SOLE   61,304 0 0
SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 9,212 162,186 SH   SOLE   162,186 0 0
SELECT SECTOR SPDR TR TECHNOLOGY 81369Y803 19,803 335,069 SH   SOLE   335,069 0 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 23,458 907,127 SH   SOLE   907,127 0 0
SELECT SECTOR SPDR TR ENERGY 81369Y506 122,071 1,782,583 SH   SOLE   1,782,583 0 0
SENSEONICS HLDGS INC COM 81727U105 197 61,624 SH   SOLE   61,624 0 0
SILICOM LTD ORD M84116108 458 7,828 SH   SOLE   7,828 0 0
SORRENTO THERAPEUTICS INC COM NEW 83587F202 21 12,379 SH   SOLE   12,379 0 0
SYNTHETIC BIOLOGICS INC COM 87164U102 171 182,796 SH   SOLE   182,796 0 0
THOMSON REUTERS CORP COM 884903105 4,706 102,576 SH   SOLE   102,576 0 0
TRANSENTERIX INC COM NEW 89366M201 357 249,959 SH   SOLE   249,959 0 0
UNIQUE FABRICATING INC COM 90915J103 136 16,095 SH   SOLE   16,095 0 0
URBAN ONE INC CL D NON VTG 91705J204 88 53,349 SH   SOLE   53,349 0 0
VENATOR MATLS PLC SHS G9329Z100 2,457 108,700 SH   SOLE   108,700 0 0
VITAL THERAPIES INC COM 92847R104 179 35,463 SH   SOLE   35,463 0 0
WESTERN ASSET MTG CAP CORP COM 95790D105 707 67,500 SH   SOLE   67,500 0 0
WORKDAY INC CL A 98138H101 1,971 18,704 SH   SOLE   18,704 0 0
WORKHORSE GROUP INC COM NEW 98138J206 33 11,970 SH   SOLE   11,970 0 0