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
ABBVIE INC COM 00287Y109 11,038 102,000 SH   SOLE   102,000 0 0
ABBVIE INC COM 00287Y109 812 7,500 SH Call SOLE   7,500 0 0
ABERDEEN TOTAL DYNAMIC DIVD COM SH BEN INT 00326L100 2,692 282,505 SH   SOLE   282,505 0 0
ADAMAS PHARMACEUTICALS INC COM 00548A106 768 160,000 SH   SOLE   160,000 0 0
ADT INC DEL COM 00090Q103 118 14,000 SH   SOLE   14,000 0 0
ADVANCED MICRO DEVICES INC COM 007903107 4,318 55,000 SH   SOLE   55,000 0 0
ADVANCED MICRO DEVICES INC COM 007903107 589 7,500 SH Call SOLE   7,500 0 0
AERIE PHARMACEUTICALS INC COM 00771V108 1,653 92,500 SH   SOLE   92,500 0 0
ALEXION PHARMACEUTICALS INC COM 015351109 1,835 12,000 SH   SOLE   12,000 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 1,587 7,000 SH   SOLE   7,000 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 567 2,500 SH Call SOLE   2,500 0 0
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 2,824 20,000 SH   SOLE   20,000 0 0
ALPHABET INC CAP STK CL C 02079K107 13,446 6,500 SH   SOLE   6,500 0 0
ALTERYX INC COM CL A 02156B103 550 6,625 SH   SOLE   6,625 0 0
AMARIN CORP PLC SPONS ADR NEW 023111206 1,099 177,000 SH   SOLE   177,000 0 0
AMGEN INC COM 031162100 2,799 11,250 SH   SOLE   11,250 0 0
APPLE INC COM 037833100 733 6,000 SH   SOLE   6,000 0 0
APPLE INC COM 037833100 611 5,000 SH Call SOLE   5,000 0 0
APTINYX INC COM 03836N103 390 130,000 SH   SOLE   130,000 0 0
APTIV PLC SHS G6095L109 1,034 7,500 SH   SOLE   7,500 0 0
ARENA PHARMACEUTICALS INC COM NEW 040047607 347 5,000 SH   SOLE   5,000 0 0
ARGENX SE SPONSORED ADR 04016X101 6,609 24,000 SH   SOLE   24,000 0 0
AT&T INC COM 00206R102 3,784 125,000 SH   SOLE   125,000 0 0
BECTON DICKINSON & CO COM 075887109 1,726 7,099 SH   SOLE   7,099 0 0
BECTON DICKINSON & CO COM 075887109 608 2,500 SH Call SOLE   2,500 0 0
BK OF AMERICA CORP COM 060505104 5,804 150,000 SH   SOLE   150,000 0 0
BOULDER GROWTH & INCOME FD I COM 101507101 1,371 109,022 SH   SOLE   109,022 0 0
BOX INC CL A 10316T104 918 40,000 SH   SOLE   40,000 0 0
BOX INC CL A 10316T104 287 12,500 SH Call SOLE   12,500 0 0
BRISTOL-MYERS SQUIBB CO COM 110122108 2,525 40,000 SH   SOLE   40,000 0 0
CITIGROUP INC COM NEW 172967424 4,729 65,000 SH   SOLE   65,000 0 0
CVS HEALTH CORP COM 126650100 1,617 21,500 SH   SOLE   21,500 0 0
LILLY ELI & CO COM 532457108 2,102 11,250 SH   SOLE   11,250 0 0
ESPERION THERAPEUTICS INC NE COM 29664W105 485 17,286 SH   SOLE   17,286 0 0
FIBROGEN INC COM 31572Q808 594 17,125 SH   SOLE   17,125 0 0
FORD MTR CO DEL COM 345370860 245 20,000 SH Call SOLE   20,000 0 0
FREEPORT-MCMORAN INC CL B 35671D857 329 10,000 SH   SOLE   10,000 0 0
FRESENIUS MED CARE AG&CO KGA SPONSORED ADR 358029106 1,601 43,400 SH   SOLE   43,400 0 0
GENERAL MTRS CO COM 37045V100 5,746 100,000 SH   SOLE   100,000 0 0
GENMAB A/S SPONSORED ADS 372303206 328 10,000 SH   SOLE   10,000 0 0
GILEAD SCIENCES INC COM 375558103 323 5,000 SH Call SOLE   5,000 0 0
GILEAD SCIENCES INC COM 375558103 646 10,000 SH Put SOLE   10,000 0 0
ILLINOIS TOOL WKS INC COM 452308109 775 3,500 SH   SOLE   3,500 0 0
INCYTE CORP COM 45337C102 5,283 65,000 SH   SOLE   65,000 0 0
INTERNATIONAL BUSINESS MACHS COM 459200101 866 6,500 SH   SOLE   6,500 0 0
INTRA CELLULAR THERAPIES INC COM 46116X101 14,403 424,500 SH   SOLE   424,500 0 0
INVESCO QQQ TR UNIT SER 1 46090E103 3,191 10,000 SH Call SOLE   10,000 0 0
INVESCO QQQ TR UNIT SER 1 46090E103 7,340 23,000 SH Put SOLE   23,000 0 0
ISHARES GOLD TR ISHARES 464285105 3,252 200,000 SH   SOLE   200,000 0 0
ISHARES TR NASDAQ BIOTECH 464287556 5,270 35,000 SH Put SOLE   35,000 0 0
ISHARES TR NASDAQ BIOTECH 464287556 753 5,000 SH Call SOLE   5,000 0 0
ISHARES SILVER TR ISHARES 46428Q109 1,192 52,500 SH   SOLE   52,500 0 0
ISHARES TR CHINA LG-CAP ETF 464287184 373 8,000 SH Call SOLE   8,000 0 0
JOHNSON & JOHNSON COM 478160104 822 5,000 SH   SOLE   5,000 0 0
KINDRED BIOSCIENCES INC COM 494577109 999 201,000 SH   SOLE   201,000 0 0
KIRKLANDS INC COM 497498105 295 10,500 SH   SOLE   10,500 0 0
KOHLS CORP COM 500255104 596 10,000 SH   SOLE   10,000 0 0
KRANESHARES TR CSI CHI INTERNET 500767306 1,336 17,500 SH   SOLE   17,500 0 0
LENSAR INC COM 52634L108 1,832 252,325 SH   SOLE   252,325 0 0
LINEAGE CELL THERAPEUTICS IN COM 53566P109 49 21,000 SH   SOLE   21,000 0 0
LOWES COS INC COM 548661107 1,426 7,500 SH   SOLE   7,500 0 0
MARVELL TECHNOLOGY GROUP LTD ORD G5876H105 857 17,500 SH   SOLE   17,500 0 0
MATINAS BIOPHARMA HLDGS INC COM 576810105 420 400,000 SH   SOLE   400,000 0 0
MICRON TECHNOLOGY INC COM 595112103 14,114 160,000 SH   SOLE   160,000 0 0
MICRON TECHNOLOGY INC COM 595112103 1,103 12,500 SH Call SOLE   12,500 0 0
MICRON TECHNOLOGY INC COM 595112103 3,749 42,500 SH Put SOLE   42,500 0 0
MICROSOFT CORP COM 594918104 589 2,500 SH   SOLE   2,500 0 0
MORGAN STANLEY COM NEW 617446448 1,747 22,500 SH   SOLE   22,500 0 0
NEKTAR THERAPEUTICS COM 640268108 626 31,300 SH   SOLE   31,300 0 0
NOKIA CORP SPONSORED ADR 654902204 669 169,000 SH   SOLE   169,000 0 0
NORTONLIFELOCK INC COM 668771108 638 30,000 SH   SOLE   30,000 0 0
NVIDIA CORPORATION COM 67066G104 534 1,000 SH   SOLE   1,000 0 0
NVIDIA CORPORATION COM 67066G104 214 400 SH Call SOLE   400 0 0
NXP SEMICONDUCTORS N V COM N6596X109 705 3,500 SH   SOLE   3,500 0 0
OBSEVA SA COM H5861P103 86 26,500 SH   SOLE   26,500 0 0
ORACLE CORP COM 68389X105 7,368 105,000 SH   SOLE   105,000 0 0
QUALCOMM INC COM 747525103 994 7,500 SH   SOLE   7,500 0 0
OVID THERAPEUTICS INC COM 690469101 438 109,001 SH   SOLE   109,001 0 0
PFIZER INC COM 717081103 543 15,000 SH   SOLE   15,000 0 0
PROSHARES TR II ULTRA VIX SHORT 74347W148 75 13,250 SH   SOLE   13,250 0 0
PROSHARES TR II ULTRA VIX SHORT 74347W148 206 36,500 SH Call SOLE   36,500 0 0
PROSHARES TR PSHS ULTSH 20YRS 74347B201 207 9,500 SH   SOLE   9,500 0 0
PROCTER AND GAMBLE CO COM 742718109 1,016 7,500 SH Put SOLE   7,500 0 0
PROTHENA CORP PLC SHS G72800108 1,152 45,856 SH   SOLE   45,856 0 0
QUOTIENT LTD SHS G73268107 484 131,500 SH   SOLE   131,500 0 0
REGENERON PHARMACEUTICALS COM 75886F107 6,387 13,500 SH   SOLE   13,500 0 0
SALESFORCE COM INC COM 79466L302 265 1,250 SH   SOLE   1,250 0 0
SANGAMO THERAPEUTICS INC COM 800677106 175 14,000 SH   SOLE   14,000 0 0
SEAGEN INC COM 81181C104 1,875 13,500 SH   SOLE   13,500 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 1,982 5,000 SH Call SOLE   5,000 0 0
SPDR GOLD TR GOLD SHS 78463V107 6,798 42,500 SH   SOLE   42,500 0 0
SPDR GOLD TR GOLD SHS 78463V107 2,399 15,000 SH Call SOLE   15,000 0 0
TARGET CORP COM 87612E106 990 5,000 SH   SOLE   5,000 0 0
TERADATA CORP DEL COM 88076W103 289 7,500 SH   SOLE   7,500 0 0
TURNING PT BRANDS INC COM 90041L105 6,378 122,250 SH   SOLE   122,250 0 0
VANECK VECTORS ETF TR GOLD MINERS ETF 92189F106 4,144 127,500 SH   SOLE   127,500 0 0
VANECK VECTORS ETF TR JR GOLD MINERS E 92189F791 2,588 57,500 SH   SOLE   57,500 0 0
VBI VACCINES INC CDA COM NEW 91822J103 81 26,000 SH   SOLE   26,000 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 5,088 87,500 SH   SOLE   87,500 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 727 12,500 SH Call SOLE   12,500 0 0
VIR BIOTECHNOLOGY INC COM 92764N102 369 7,192 SH   SOLE   7,192 0 0
VIRGIN GALACTIC HOLDINGS INC COM 92766K106 567 18,500 SH   SOLE   18,500 0 0
XENCOR INC COM 98401F105 8,181 190,000 SH   SOLE   190,000 0 0