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 5,606 64,000 SH   SOLE   64,000 0 0
ABERDEEN TOTAL DYNAMIC DIVD COM SH BEN INT 00326L100 2,274 286,417 SH   SOLE   286,417 0 0
ADAMAS PHARMACEUTICALS INC COM 00548A106 129 31,236 SH   SOLE   31,236 0 0
ADVANCED MICRO DEVICES INC COM 007903107 4,509 55,000 SH   SOLE   55,000 0 0
ALEXION PHARMACEUTICALS INC COM 015351109 1,488 13,000 SH   SOLE   13,000 0 0
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 4,004 27,500 SH   SOLE   27,500 0 0
ALPHABET INC CAP STK CL C 02079K107 11,169 7,600 SH   SOLE   7,600 0 0
AMARIN CORP PLC SPONS ADR NEW 023111206 1,051 249,750 SH   SOLE   249,750 0 0
AMGEN INC COM 031162100 2,859 11,250 SH   SOLE   11,250 0 0
APPLE INC COM 037833100 926 8,000 SH   SOLE   8,000 0 0
APPLE INC COM 037833950 232 2,000 SH Put SOLE   2,000 0 0
APTINYX INC COM 03836N103 310 91,800 SH   SOLE   91,800 0 0
APTIV PLC SHS G6095L109 688 7,500 SH   SOLE   7,500 0 0
ARENA PHARMACEUTICALS INC COM NEW 040047607 1,197 16,000 SH   SOLE   16,000 0 0
ARGENX SE SPONSORED ADR 04016X101 6,300 24,000 SH   SOLE   24,000 0 0
AT&T INC COM 00206R102 3,849 135,000 SH   SOLE   135,000 0 0
BARRICK GOLD CORP COM 067901908 281 10,000 SH Call SOLE   10,000 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 852 4,000 SH   SOLE   4,000 0 0
BK OF AMERICA CORP COM 060505104 4,035 167,500 SH   SOLE   167,500 0 0
BOULDER GROWTH & INCOME FD I COM 101507101 1,128 112,793 SH   SOLE   112,793 0 0
BOX INC CL A 10316T104 868 50,000 SH   SOLE   50,000 0 0
BRISTOL-MYERS SQUIBB CO COM 110122108 2,502 41,500 SH   SOLE   41,500 0 0
CISCO SYS INC COM 17275R102 1,182 30,000 SH   SOLE   30,000 0 0
CITIGROUP INC COM NEW 172967424 2,802 65,000 SH   SOLE   65,000 0 0
CLOUDERA INC COM 18914U100 381 35,000 SH   SOLE   35,000 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 93 17,200 SH   SOLE   17,200 0 0
ESPERION THERAPEUTICS INC NE COM 29664W105 2,100 56,500 SH   SOLE   56,500 0 0
FIBROGEN INC COM 31572Q808 987 24,000 SH   SOLE   24,000 0 0
FREEPORT-MCMORAN INC CL B 35671D857 469 30,000 SH   SOLE   30,000 0 0
FREEPORT-MCMORAN INC CL B 35671D907 313 20,000 SH Call SOLE   20,000 0 0
FRESENIUS MED CARE AG&CO KGA SPONSORED ADR 358029106 3,080 72,500 SH   SOLE   72,500 0 0
GENERAL MTRS CO COM 37045V100 740 25,000 SH   SOLE   25,000 0 0
GENMAB A/S SPONSORED ADS 372303206 897 24,500 SH   SOLE   24,500 0 0
HILL INTL INC COM 431466101 29 21,700 SH   SOLE   21,700 0 0
IDERA PHARMACEUTICALS INC COM PAR 45168K405 225 105,000 SH   SOLE   105,000 0 0
INCYTE CORP COM 45337C102 5,384 60,000 SH   SOLE   60,000 0 0
INTEL CORP COM 458140100 1,165 22,500 SH   SOLE   22,500 0 0
INTEL CORP COM 458140900 388 7,500 SH Call SOLE   7,500 0 0
INTERNATIONAL BUSINESS MACHS COM 459200101 913 7,500 SH   SOLE   7,500 0 0
INTRA CELLULAR THERAPIES INC COM 46116X101 10,957 427,000 SH   SOLE   427,000 0 0
BARCLAYS BANK PLC IPTH SR B S&P 06746P621 498 20,000 SH   SOLE   20,000 0 0
ISHARES GOLD TRUST ISHARES 464285105 3,598 200,000 SH   SOLE   200,000 0 0
ISHARES TR NASDAQ BIOTECH 464287556 1,354 10,000 SH   SOLE   10,000 0 0
ISHARES TR NASDAQ BIOTECH 464287906 271 2,000 SH Call SOLE   2,000 0 0
ISHARES SILVER TR ISHARES 46428Q109 1,082 50,000 SH   SOLE   50,000 0 0
KIRKLANDS INC COM 497498105 148 18,000 SH   SOLE   18,000 0 0
KOHLS CORP COM 500255104 185 10,000 SH   SOLE   10,000 0 0
KRANESHARES TR CSI CHI INTERNET 500767306 1,023 15,000 SH   SOLE   15,000 0 0
KRANESHARES TR CSI CHI INTERNET 500767906 205 3,000 SH Call SOLE   3,000 0 0
LOWES COS INC COM 548661107 1,244 7,500 SH   SOLE   7,500 0 0
MATINAS BIOPHARMA HLDGS INC COM 576810105 423 551,795 SH   SOLE   551,795 0 0
MICRON TECHNOLOGY INC COM 595112103 7,208 153,500 SH   SOLE   153,500 0 0
MICRON TECHNOLOGY INC COM 595112903 540 11,500 SH Call SOLE   11,500 0 0
MICRON TECHNOLOGY INC COM 595112953 1,174 25,000 SH Put SOLE   25,000 0 0
MICROSOFT CORP COM 594918104 526 2,500 SH   SOLE   2,500 0 0
MICROSOFT CORP COM 594918954 2,103 10,000 SH Put SOLE   10,000 0 0
NEKTAR THERAPEUTICS COM 640268108 528 31,800 SH   SOLE   31,800 0 0
NOKIA CORP SPONSORED ADR 654902904 338 86,500 SH Call SOLE   86,500 0 0
NOKIA CORP SPONSORED ADR 654902204 1,017 260,000 SH   SOLE   260,000 0 0
NORTONLIFELOCK INC COM 668771108 625 30,000 SH   SOLE   30,000 0 0
NXP SEMICONDUCTORS N V COM N6596X109 437 3,500 SH   SOLE   3,500 0 0
OBSEVA SA COM H5861P103 124 50,000 SH   SOLE   50,000 0 0
ORACLE CORP COM 68389X105 5,075 85,000 SH   SOLE   85,000 0 0
ORACLE CORP COM 68389X905 896 15,000 SH Call SOLE   15,000 0 0
QUALCOMM INC COM 747525103 294 2,500 SH   SOLE   2,500 0 0
INVESCO QQQ TR UNIT SER 1 46090E953 7,224 26,000 SH Put SOLE   26,000 0 0
REGENERON PHARMACEUTICALS COM 75886F107 6,941 12,400 SH   SOLE   12,400 0 0
REGENERON PHARMACEUTICALS COM 75886f907 392 700 SH Call SOLE   700 0 0
SANGAMO THERAPEUTICS INC COM 800677106 382 40,400 SH   SOLE   40,400 0 0
SCORPIO TANKERS INC SHS Y7542C130 138 12,511 SH   SOLE   12,511 0 0
SEATTLE GENETICS INC COM 812578102 2,544 13,000 SH   SOLE   13,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462f953 15,070 45,000 SH Put SOLE   45,000 0 0
SPDR GOLD TR GOLD SHS 78463V107 11,247 63,500 SH   SOLE   63,500 0 0
SPDR GOLD TR GOLD SHS 78463V907 5,048 28,500 SH Call SOLE   28,500 0 0
TARGET CORP COM 87612E106 787 5,000 SH   SOLE   5,000 0 0
TURNING PT BRANDS INC COM 90041L105 3,481 124,750 SH   SOLE   124,750 0 0
VANECK VECTORS ETF TR GOLD MINERS ETF 92189F106 4,308 110,000 SH   SOLE   110,000 0 0
VANECK VECTORS ETF TR GOLD MINERS ETF 92189F906 490 12,500 SH Call SOLE   12,500 0 0
VANECK VECTORS ETF TR JR GOLD MINERS E 92189F791 3,045 55,000 SH   SOLE   55,000 0 0
VBI VACCINES INC COM NEW 91822J103 76 26,500 SH   SOLE   26,500 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 3,807 64,000 SH   SOLE   64,000 0 0
VERIZON COMMUNICATIONS INC COM 92343V904 595 10,000 SH Call SOLE   10,000 0 0
VIR BIOTECHNOLOGY INC COM 92764N102 893 26,000 SH   SOLE   26,000 0 0
WALGREENS BOOTS ALLIANCE INC COM 931427108 449 12,500 SH   SOLE   12,500 0 0
XENCOR INC COM 98401F105 7,312 188,500 SH   SOLE   188,500 0 0
XILINX INC COM 983919101 2,059 19,750 SH   SOLE   19,750 0 0