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
51JOB INC NOTE 3.250% 4/1 316827AC8 5,458 3,000,000 PRN   SOLE - 3,000,000 0 0
ABBVIE INC COM 00287Y109 234 2,899 SH   SOLE - 2,899 0 0
ABERDEEN ASIA PACIFIC INCOM COM 003009107 135 32,000 SH   SOLE - 32,000 0 0
ABERDEEN EMRG MRKTS EQT INM COM 00301W105 14,294 1,966,238 SH   SOLE - 1,966,238 0 0
ABERDEEN GLOBAL DYNAMIC DIVI COM 00302M106 326 34,452 SH   SOLE - 34,452 0 0
ABERDEEN GLOBAL PREMIER PPTY COM SH BEN INT 00302L108 174 28,912 SH   SOLE - 28,912 0 0
ABERDEEN TOTAL DYNAMIC DIVD COM SH BEN INT 00326L100 400 48,425 SH   SOLE - 48,425 0 0
ACCELERATE DIAGNOSTICS INC COM 00430H102 351 16,700 SH Put SOLE - 16,700 0 0
ACORDA THERAPEUTICS INC COM 00484M106 133 10,000 SH Call SOLE - 10,000 0 0
ACORDA THERAPEUTICS INC NOTE 1.750% 6/1 00484MAA4 5,078 5,735,000 PRN   SOLE - 5,735,000 0 0
ADAM NAT RES FD INC COM 00548F105 1,715 102,276 SH   SOLE - 102,276 0 0
ADAMS DIVERSIFIED EQUITY FD COM 006212104 907 62,856 SH   SOLE - 62,856 0 0
ADVANCED MICRO DEVICES INC COM 007903107 485 19,000 SH Put SOLE - 19,000 0 0
ADVANCED MICRO DEVICES INC NOTE 2.125% 9/0 007903BD8 29,434 9,007,000 PRN   SOLE - 9,007,000 0 0
ADVENT CLAYMORE CV SECS & IN COM 00764C109 317 21,457 SH   SOLE - 21,457 0 0
ALEXANDRIA REAL ESTATE EQ IN PFD CONV SER D 015271505 325 8,637 SH   SOLE - 8,637 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 3,777 20,700 SH Put SOLE - 20,700 0 0
ALLEGION PUB LTD CO ORD SHS G0176J109 695 7,663 SH   SOLE - 7,663 0 0
ALLY FINL INC COM 02005N100 1,502 54,644 SH   SOLE - 54,644 0 0
ALPHABET INC CAP STK CL C 02079K107 1,207 1,029 SH   SOLE - 1,029 0 0
ALPS ETF TR ALERIAN MLP 00162Q866 150 15,000 SH Put SOLE - 15,000 0 0
ALTABA INC COM 021346101 78,082 1,053,458 SH   SOLE - 1,053,458 0 0
ALTABA INC COM 021346101 971 13,100 SH Put SOLE - 13,100 0 0
ALTRA INDL MOTION CORP COM 02208R106 1,460 47,044 SH   SOLE - 47,044 0 0
AMERICAN AIRLS GROUP INC COM 02376R102 2,894 91,100 SH Put SOLE - 91,100 0 0
AMERICAN AIRLS GROUP INC COM 02376R102 88,241 2,778,370 SH   SOLE - 2,778,370 0 0
AMERICAN AIRLS GROUP INC COM 02376R102 689 21,700 SH Call SOLE - 21,700 0 0
AMERICAN ELEC PWR CO INC UNIT 03/15/2022 025537127 505 9,881 SH   SOLE - 9,881 0 0
AMERICAN INTL GROUP INC *W EXP 01/19/202 026874156 57 10,543 SH   SOLE - 10,543 0 0
AMERICAN MIDSTREAM PARTNERS COM UNITS 02752P100 57 11,000 SH   SOLE - 11,000 0 0
AMERICAN MIDSTREAM PARTNERS COM UNITS 02752P100 104 20,000 SH Put SOLE - 20,000 0 0
AMICUS THERAPEUTICS INC COM 03152W109 18 1,293 SH   SOLE - 1,293 0 0
AMICUS THERAPEUTICS INC COM 03152W109 550 40,500 SH Put SOLE - 40,500 0 0
ANI PHARMACEUTICALS INC NOTE 3.000%12/0 00182CAA1 4,387 4,000,000 PRN   SOLE - 4,000,000 0 0
ANSYS INC COM 03662Q105 703 3,850 SH   SOLE - 3,850 0 0
ANWORTH MORTGAGE ASSET CP COM 037347101 358 88,621 SH   SOLE - 88,621 0 0
APPLE INC COM 037833100 2,260 11,900 SH   SOLE - 11,900 0 0
APPLIED OPTOELECTRONICS INC COM 03823U102 305 25,000 SH Put SOLE - 25,000 0 0
APTEVO THERAPEUTICS INC COM 03835L108 78 86,727 SH   SOLE - 86,727 0 0
APTIV PLC SHS G6095L109 222 2,795 SH   SOLE - 2,795 0 0
ARCONIC INC COM 03965L100 223 11,651 SH   SOLE - 11,651 0 0
ARES CAP CORP NOTE 3.750% 2/0 04010LAT0 4,146 4,147,000 PRN   SOLE - 4,147,000 0 0
ARMSTRONG WORLD INDS INC NEW COM 04247X102 667 8,400 SH   SOLE - 8,400 0 0
ARRAY BIOPHARMA INC COM 04269X105 2,086 85,500 SH Call SOLE - 85,500 0 0
ARRAY BIOPHARMA INC COM 04269X105 1,020 41,800 SH Put SOLE - 41,800 0 0
ARRAY BIOPHARMA INC NOTE 2.625%12/0 04269XAB1 14,316 8,135,000 PRN   SOLE - 8,135,000 0 0
ASA GOLD AND PRECIOUS MTLS L SHS G3156P103 1,026 100,087 SH   SOLE - 100,087 0 0
ASHFORD HOSPITALITY TR INC COM SHS 044103109 83 17,381 SH   SOLE - 17,381 0 0
ASSERTIO THERAPEUTICS INC COM 04545L107 51 10,000 SH Put SOLE - 10,000 0 0
ASSERTIO THERAPEUTICS INC NOTE 2.500% 9/0 249908AA2 4,182 5,417,000 PRN   SOLE - 5,417,000 0 0
ASSOCIATED BANC CORP COM 045487105 294 13,787 SH   SOLE - 13,787 0 0
AT&T INC COM 00206R102 1,926 61,430 SH   SOLE - 61,430 0 0
ATLANTICUS HLDGS CORP COM 04914Y102 254 74,760 SH   SOLE - 74,760 0 0
ATLAS AIR WORLDWIDE HLDGS IN NOTE 1.875% 6/0 049164BJ4 1,782 1,672,000 PRN   SOLE - 1,672,000 0 0
AUTOZONE INC COM 053332102 205 200 SH   SOLE - 200 0 0
AWARE INC MASS COM 05453N100 90 24,737 SH   SOLE - 24,737 0 0
B RILEY FINL INC COM 05580M108 454 27,220 SH   SOLE - 27,220 0 0
BABCOCK & WILCOX ENTERPRIS I COM 05614L100 64 155,662 SH   SOLE - 155,662 0 0
BAKER HUGHES A GE CO CL A 05722G100 221 7,950 SH   SOLE - 7,950 0 0
BAKER HUGHES A GE CO CL A 05722G100 144 5,200 SH Put SOLE - 5,200 0 0
BARCLAYS BK PLC IPATH B SHRT TRM 06746P621 231 7,900 SH Put SOLE - 7,900 0 0
BARCLAYS PLC ADR 06738E204 472 58,981 SH   SOLE - 58,981 0 0
BARRICK GOLD CORPORATION COM 067901108 287 20,901 SH   SOLE - 20,901 0 0
BECTON DICKINSON & CO PFD SHS CONV A 075887208 16,151 260,423 SH   SOLE - 260,423 0 0
BEL FUSE INC CL A 077347201 860 40,124 SH   SOLE - 40,124 0 0
BEMIS CO INC COM 081437105 1,420 25,600 SH   SOLE - 25,600 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 1,473 7,333 SH   SOLE - 7,333 0 0
BIGLARI HLDGS INC COM STK CL B 08986R309 231 1,631 SH   SOLE - 1,631 0 0
BIO RAD LABS INC CL B 090572108 6,760 22,310 SH   SOLE - 22,310 0 0
BLACKROCK DEBT STRAT FD INC COM NEW 09255R202 205 19,143 SH   SOLE - 19,143 0 0
BLACKROCK ENERGY & RES TR COM 09250U101 487 40,178 SH   SOLE - 40,178 0 0
BLACKROCK ENHANCED EQT DIV T COM 09251A104 728 85,093 SH   SOLE - 85,093 0 0
BLUE BIRD CORP COM 095306106 1,207 71,304 SH   SOLE - 71,304 0 0
BLUEGREEN VACATIONS CORP COM 09629F108 171 11,535 SH   SOLE - 11,535 0 0
BOEING CO COM 097023105 763 2,000 SH Put SOLE - 2,000 0 0
BOEING CO COM 097023105 118 309 SH   SOLE - 309 0 0
BOULDER GROWTH & INCOME FD I COM 101507101 7,835 726,784 SH   SOLE - 726,784 0 0
BRIDGEPOINT ED INC COM 10807M105 122 19,911 SH   SOLE - 19,911 0 0
BRIGHTHOUSE FINL INC COM 10922N103 225 6,200 SH   SOLE - 6,200 0 0
BRISTOW GROUP INC NOTE 4.500% 6/0 110394AF0 629 3,021,000 PRN   SOLE - 3,021,000 0 0
BROOKFIELD PPTY PARTNERS L P UNIT LTD PARTN G16249107 1,409 68,500 SH Put SOLE - 68,500 0 0
BROOKFIELD PROPERTY REIT INC CL A 11282X103 4,299 209,853 SH   SOLE - 209,853 0 0
BROOKFIELD PROPERTY REIT INC CL A 11282X103 1,493 72,800 SH Put SOLE - 72,800 0 0
BROOKFIELD REAL ASSETS INCOM SHS BEN INT 112830104 1,169 54,054 SH   SOLE - 54,054 0 0
CAESARS ENTMT CORP COM 127686103 12,993 1,495,159 SH   SOLE - 1,495,159 0 0
CAESARS ENTMT CORP NOTE 5.000%10/0 127686AA1 23,665 16,562,412 PRN   SOLE - 16,562,412 0 0
CANNAE HLDGS INC COM 13765N107 691 28,480 SH   SOLE - 28,480 0 0
CARBONITE INC NOTE 2.500% 4/0 141337AB1 9,923 8,500,000 PRN   SOLE - 8,500,000 0 0
CECO ENVIRONMENTAL CORP COM 125141101 207 28,783 SH   SOLE - 28,783 0 0
CELGENE CORP COM 151020104 755 8,000 SH Put SOLE - 8,000 0 0
CELGENE CORP COM 151020104 7,265 77,014 SH   SOLE - 77,014 0 0
CELGENE CORP COM 151020104 1,038 11,000 SH Call SOLE - 11,000 0 0
CENTERPOINT ENERGY INC DEP RP PFD CV B 15189T503 928 17,497 SH   SOLE - 17,497 0 0
CENTRAL GARDEN & PET CO CL A NON-VTG 153527205 326 14,000 SH   SOLE - 14,000 0 0
CENTRAL SECS CORP COM 155123102 1,052 36,716 SH   SOLE - 36,716 0 0
CHANGYOU COM LTD ADS REP CL A 15911M107 896 52,378 SH   SOLE - 52,378 0 0
CHEGG INC COM 163092109 381 10,000 SH Put SOLE - 10,000 0 0
CHESAPEAKE ENERGY CORP COM 165167107 31 10,126 SH   SOLE - 10,126 0 0
CHINA FD INC COM 169373107 3,136 153,899 SH   SOLE - 153,899 0 0
CIT GROUP INC COM NEW 125581801 1,500 31,272 SH   SOLE - 31,272 0 0
CITIGROUP INC COM NEW 172967424 865 13,901 SH   SOLE - 13,901 0 0
CIVEO CORP CDA COM 17878Y108 25 11,721 SH   SOLE - 11,721 0 0
CLEMENTIA PHARMACEUTICALS IN COM 185575107 1,057 40,500 SH   SOLE - 40,500 0 0
CLOUGH GLOBAL OPPORTUNITIES SH BEN INT 18914E106 638 66,009 SH   SOLE - 66,009 0 0
CLOVIS ONCOLOGY INC COM 189464100 595 24,000 SH Put SOLE - 24,000 0 0
CLOVIS ONCOLOGY INC COM 189464100 322 13,000 SH Call SOLE - 13,000 0 0
CLOVIS ONCOLOGY INC NOTE 1.250% 5/0 189464AC4 3,121 4,000,000 PRN   SOLE - 4,000,000 0 0
CM SEVEN STAR ACQUISITION CO *W EXP 08/21/202 G2345N110 71 416,146 SH   SOLE - 416,146 0 0
CM SEVEN STAR ACQUISITION CO RIGHT 08/21/2022 G2345N136 81 246,340 SH   SOLE - 246,340 0 0
COLFAX CORP UNIT 01/15/2022T 194014205 5,712 42,799 SH   SOLE - 42,799 0 0
COLONY STARWOOD HOMES NOTE 3.500% 1/1 19625XAB8 1,144 1,000,000 PRN   SOLE - 1,000,000 0 0
COMERICA INC COM 200340107 605 8,249 SH   SOLE - 8,249 0 0
CONDUENT INC COM 206787103 281 20,340 SH   SOLE - 20,340 0 0
CONOCOPHILLIPS COM 20825C104 475 7,116 SH   SOLE - 7,116 0 0
CONSTELLATION BRANDS INC CL B 21036P207 584 3,400 SH   SOLE - 3,400 0 0
CORENERGY INFRASTRUCTURE TR NOTE 7.000% 6/1 21870UAA4 1,684 1,500,000 PRN   SOLE - 1,500,000 0 0
COREPOINT LODGING INC COM 21872L104 718 64,279 SH   SOLE - 64,279 0 0
CORNERSTONE STRATEGIC VALUE COM 21924B302 344 28,213 SH   SOLE - 28,213 0 0
COTY INC COM CL A 222070203 76,729 6,672,126 SH   SOLE - 6,672,126 0 0
COTY INC COM CL A 222070203 149 13,000 SH Call SOLE - 13,000 0 0
COTY INC COM CL A 222070203 45,423 3,949,900 SH Put SOLE - 3,949,900 0 0
COUSINS PPTYS INC COM 222795106 252 26,080 SH   SOLE - 26,080 0 0
COVETRUS INC COM 22304C100 422 13,225 SH   SOLE - 13,225 0 0
CROWN CASTLE INTL CORP NEW 6.875% CON PFD A 22822V309 35,801 30,216 SH   SOLE - 30,216 0 0
CTRIP COM INTL LTD NOTE 1.000% 7/0 22943FAF7 5,102 5,000,000 PRN   SOLE - 5,000,000 0 0
CTRIP COM INTL LTD NOTE 1.250% 9/1 22943FAM2 4,570 4,500,000 PRN   SOLE - 4,500,000 0 0
CTRIP COM INTL LTD SPONSORED ADS 22943F100 655 15,000 SH Call SOLE - 15,000 0 0
CTRIP COM INTL LTD SPONSORED ADS 22943F100 1,761 40,300 SH Put SOLE - 40,300 0 0
CUSHING ENERGY INCOME COM SH BEN INT 23162T102 515 68,108 SH   SOLE - 68,108 0 0
CUSHING RENAISSANCE FD COM 231647108 831 49,173 SH   SOLE - 49,173 0 0
CVR ENERGY INC COM 12662P108 312 7,570 SH   SOLE - 7,570 0 0
DANAHER CORPORATION 4.75 MND CV PFD 235851300 3,151 3,000 SH   SOLE - 3,000 0 0
DANAHER CORPORATION COM 235851102 482 3,653 SH   SOLE - 3,653 0 0
DELAWARE ENHANCED GBL DIV & COM 246060107 251 25,924 SH   SOLE - 25,924 0 0
DELL TECHNOLOGIES INC CL C 24703L202 24,369 415,203 SH   SOLE - 415,203 0 0
DELL TECHNOLOGIES INC CL C 24703L202 1,320 22,500 SH Call SOLE - 22,500 0 0
DELL TECHNOLOGIES INC CL C 24703L202 539 9,180 SH Put SOLE - 9,180 0 0
DERMIRA INC COM 24983L104 207 15,300 SH Call SOLE - 15,300 0 0
DERMIRA INC NOTE 3.000% 5/1 24983LAB0 4,317 4,850,000 PRN   SOLE - 4,850,000 0 0
DEXCOM INC NOTE 0.750% 5/1 252131AF4 15,468 11,500,000 PRN   SOLE - 11,500,000 0 0
DHT HOLDINGS INC DEBT 4.500%10/0 23335SAB2 3,998 4,000,000 PRN   SOLE - 4,000,000 0 0
DISCOVERY INC COM SER C 25470F302 4,810 189,202 SH   SOLE - 189,202 0 0
DISH NETWORK CORP NOTE 3.375% 8/1 25470MAB5 10,239 12,000,000 PRN   SOLE - 12,000,000 0 0
DISNEY WALT CO COM DISNEY 254687106 10,000 90,067 SH   SOLE - 90,067 0 0
DISNEY WALT CO COM DISNEY 254687106 11 100 SH Call SOLE - 100 0 0
DISNEY WALT CO COM DISNEY 254687106 3,907 35,200 SH Put SOLE - 35,200 0 0
DISNEY WALT CO PUT 254687956 3,811 34,320 SH Put SOLE - 34,320 0 0
DIVIDEND & INCOME FUND COM NEW 25538A204 872 76,746 SH   SOLE - 76,746 0 0
DOCUSIGN INC COM 256163106 1,260 24,300 SH   SOLE - 24,300 0 0
DOMINION ENERGY INC UNIT 08/15/2019 25746U836 1,894 37,897 SH   SOLE - 37,897 0 0
DOWDUPONT INC COM 26078J100 3,953 74,150 SH   SOLE - 74,150 0 0
DRIVE SHACK INC COM 262077100 61 13,549 SH   SOLE - 13,549 0 0
DTE ENERGY CO UNIT 99/99/9999 233331883 371 6,689 SH   SOLE - 6,689 0 0
EAGLE CAP GROWTH FD INC COM 269451100 199 26,283 SH   SOLE - 26,283 0 0
ECA MARCELLUS TR I COM UNIT 26827L109 44 24,649 SH   SOLE - 24,649 0 0
ELANCO ANIMAL HEALTH INC COM 28414H103 990 30,900 SH Put SOLE - 30,900 0 0
ELANCO ANIMAL HEALTH INC COM 28414H103 881 27,455 SH   SOLE - 27,455 0 0
ELANCO ANIMAL HEALTH INC COM 28414H103 480 15,000 SH Call SOLE - 15,000 0 0
ELECTRAMECCANICA VEHS CORP *W EXP 08/03/202 284849114 14 13,216 SH   SOLE - 13,216 0 0
ENCORE CAP GROUP INC NOTE 3.000% 7/0 292554AF9 5,724 6,000,000 PRN   SOLE - 6,000,000 0 0
ENCORE CAP GROUP INC NOTE 3.250% 3/1 292554AK8 4,858 5,450,000 PRN   SOLE - 5,450,000 0 0
ENERGIZER HLDGS INC NEW 7.5 MCNV PFD A 29272W208 2,118 21,697 SH   SOLE - 21,697 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 550 35,800 SH   SOLE - 35,800 0 0
ENLINK MIDSTREAM LLC COM UNIT REP LTD 29336T100 187 14,655 SH   SOLE - 14,655 0 0
ENVESTNET INC NOTE 1.750%12/1 29404KAA4 3,831 3,438,000 PRN   SOLE - 3,438,000 0 0
EPR PPTYS COM SH BEN INT 26884U109 1,030 13,400 SH Call SOLE - 13,400 0 0
EPR PPTYS CONV PFD 9% SR E 26884U307 7,132 188,628 SH   SOLE - 188,628 0 0
EPR PPTYS PFD C CNV 5.75% 26884U208 3,301 104,946 SH   SOLE - 104,946 0 0
EQT CORP COM 26884L109 863 41,600 SH   SOLE - 41,600 0 0
ETSY INC NOTE 3/0 29786AAC0 11,005 5,685,000 PRN   SOLE - 5,685,000 0 0
EURONET WORLDWIDE INC NOTE 1.500%10/0 298736AH2 26,277 13,336,000 PRN   SOLE - 13,336,000 0 0
EXACT SCIENCES CORP COM 30063P105 347 4,000 SH Call SOLE - 4,000 0 0
EXACT SCIENCES CORP COM 30063P105 1,992 23,000 SH Put SOLE - 23,000 0 0
EXACT SCIENCES CORP NOTE 1.000% 1/1 30063PAA3 27,873 20,400,000 PRN   SOLE - 20,400,000 0 0
FALCON MINERALS CORP *W EXP 07/21/202 30607B208 22 26,545 SH   SOLE - 26,545 0 0
FIDELITY SOUTHERN CORP NEW COM 316394105 297 10,854 SH   SOLE - 10,854 0 0
FIFTH THIRD BANCORP COM 316773100 240 9,524 SH   SOLE - 9,524 0 0
FINISAR CORP NOTE 0.500%12/1 31787AAP6 17,326 17,662,000 PRN   SOLE - 17,662,000 0 0
FIREEYE INC COM 31816Q101 168 10,000 SH Put SOLE - 10,000 0 0
FIRST FINL BANCORP OH COM 320209109 240 9,962 SH   SOLE - 9,962 0 0
FIRST MAJESTIC SILVER CORP COM 32076V103 2,289 347,800 SH Put SOLE - 347,800 0 0
FIRST MAJESTIC SILVER CORP NOTE 1.875% 3/0 32076VAB9 5,093 5,219,000 PRN   SOLE - 5,219,000 0 0
FIRST TR ABERDEEN GLBL OPP F COM SHS 337319107 202 20,066 SH   SOLE - 20,066 0 0
FIRSTHAND TECH VALUE FD INC COM 33766Y100 360 27,164 SH   SOLE - 27,164 0 0
FLUIDIGM CORP DEL NOTE 2.750% 2/0 34385PAA6 134 143,000 PRN   SOLE - 143,000 0 0
FORD MTR CO DEL COM 345370860 91 10,323 SH   SOLE - 10,323 0 0
FORTIVE CORP 5% PFD CNV SER A 34959J207 5,829 5,531 SH   SOLE - 5,531 0 0
FOX CORP CL B COM 35137L204 4,592 127,998 SH   SOLE - 127,998 0 0
FOX CORP PUT 35137L955 1,260 34,320 SH Put SOLE - 34,320 0 0
FRANCESCAS HLDGS CORP COM 351793104 14 20,000 SH   SOLE - 20,000 0 0
FRANKLIN LTD DURATION INC TR COM 35472T101 367 38,079 SH   SOLE - 38,079 0 0
FRANKLIN UNVL TR SH BEN INT 355145103 107 15,224 SH   SOLE - 15,224 0 0
FS KKR CAPITAL CORP COM 302635107 897 148,343 SH   SOLE - 148,343 0 0
FTD COS INC COM 30281V108 5 10,597 SH   SOLE - 10,597 0 0
GABELLI CONV&INCOM SECS FD I COM 36240B109 487 93,700 SH   SOLE - 93,700 0 0
GABELLI DIVD & INCOME TR COM 36242H104 299 14,042 SH   SOLE - 14,042 0 0
GABELLI EQUITY TR INC COM 362397101 857 139,316 SH   SOLE - 139,316 0 0
GABELLI GLB SML & MD CP VAL COM 36249W104 588 50,004 SH   SOLE - 50,004 0 0
GABELLI GLOBL UTIL & INCOME COM SH BEN INT 36242L105 5,453 292,239 SH   SOLE - 292,239 0 0
GABELLI HLTHCARE & WELLNESS SHS 36246K103 745 70,856 SH   SOLE - 70,856 0 0
GABELLI UTIL TR COM 36240A101 70 10,000 SH   SOLE - 10,000 0 0
GAMCO INVESTORS INC CL A COM 361438104 285 13,917 SH   SOLE - 13,917 0 0
GAMING & LEISURE PPTYS INC COM 36467J108 258 6,700 SH   SOLE - 6,700 0 0
GAP INC COM 364760108 367 14,000 SH   SOLE - 14,000 0 0
GARRETT MOTION INC COM 366505105 1,362 92,501 SH   SOLE - 92,501 0 0
GCI LIBERTY INC COM CLASS A 36164V305 2,733 49,156 SH   SOLE - 49,156 0 0
GDL FUND COM SH BEN IT 361570104 965 100,975 SH   SOLE - 100,975 0 0
GENERAL AMERN INVS INC COM 368802104 1,105 33,173 SH   SOLE - 33,173 0 0
GENERAL ELECTRIC CO COM 369604103 8,392 840,039 SH   SOLE - 840,039 0 0
GENERAL ELECTRIC CO PUT 369604953 5,925 593,100 SH Put SOLE - 593,100 0 0
GENERAL MOLY INC COM 370373102 3 11,837 SH   SOLE - 11,837 0 0
GENERAL MTRS CO COM 37045V100 2,294 61,823 SH   SOLE - 61,823 0 0
GIGCAPITAL INC *W EXP 06/08/202 37518N122 6 20,000 SH   SOLE - 20,000 0 0
GLOBAL X FDS MSCI GREECE ETF 37950E366 1,243 154,598 SH   SOLE - 154,598 0 0
GNC HLDGS INC NOTE 1.500% 8/1 36191GAB3 280 340,000 PRN   SOLE - 340,000 0 0
GRAY TELEVISION INC COM 389375106 235 11,000 SH   SOLE - 11,000 0 0
GREAT ELM CAP CORP COM 390320109 702 84,994 SH   SOLE - 84,994 0 0
GSI TECHNOLOGY COM 36241U106 87 11,222 SH   SOLE - 11,222 0 0
GYRODYNE LLC COM 403829104 774 43,003 SH   SOLE - 43,003 0 0
HALCON RES CORP *W EXP 09/09/202 40537Q118 0 22,145 SH   SOLE - 22,145 0 0
HALCON RES CORP COM PAR NEW 40537Q605 32 23,757 SH   SOLE - 23,757 0 0
HARMONIC INC COM 413160102 66 12,176 SH   SOLE - 12,176 0 0
HARTFORD FINL SVCS GROUP INC COM 416515104 9,875 198,606 SH   SOLE - 198,606 0 0
HECLA MNG CO COM 422704106 55 23,744 SH   SOLE - 23,744 0 0
HERBALIFE LTD NOTE 2.000% 8/1 42703MAB9 18,132 14,565,000 PRN   SOLE - 14,565,000 0 0
HERBALIFE LTD NOTE 2.625% 3/1 42703MAD5 2,113 2,000,000 PRN   SOLE - 2,000,000 0 0
HEWLETT PACKARD ENTERPRISE C COM 42824C109 1,089 70,591 SH   SOLE - 70,591 0 0
HIGHLAND FLOATNG RATE OPPRT SHS BEN INT 43010E404 2,645 190,392 SH   SOLE - 190,392 0 0
HORIZON PHARMA INVT LTD NOTE 2.500% 3/1 44052TAB7 18,825 16,617,000 PRN   SOLE - 16,617,000 0 0
HORIZON PHARMA PLC SHS G4617B105 1,130 42,800 SH Call SOLE - 42,800 0 0
HORIZON PHARMA PLC SHS G4617B105 1,768 66,900 SH Put SOLE - 66,900 0 0
HOSTESS BRANDS INC *W EXP 11/04/202 44109J114 277 106,464 SH   SOLE - 106,464 0 0
HUBSPOT INC NOTE 0.250% 6/0 443573AB6 12,677 7,003,000 PRN   SOLE - 7,003,000 0 0
HUMANA INC COM 444859102 426 1,600 SH   SOLE - 1,600 0 0
HUMANA INC COM 444859102 426 1,600 SH Put SOLE - 1,600 0 0
HUNTER MARITIME ACQUISITION *W EXP 11/17/202 Y37828129 43 132,000 SH   SOLE - 132,000 0 0
IAC INTERACTIVECORP COM 44919P508 3,349 15,939 SH   SOLE - 15,939 0 0
II VI INC COM 902104108 1,359 36,500 SH   SOLE - 36,500 0 0
ILLUMINA INC COM 452327109 311 1,000 SH   SOLE - 1,000 0 0
ILLUMINA INC NOTE 6/1 452327AF6 1,977 1,612,000 PRN   SOLE - 1,612,000 0 0
INDIA FD INC COM 454089103 1,011 47,303 SH   SOLE - 47,303 0 0
INDUSTRIAL LOGISTICS PPTYS T COM SHS BEN INT 456237106 5,387 267,114 SH   SOLE - 267,114 0 0
INFINERA CORPORATION NOTE 2.125% 9/0 45667GAC7 4,182 5,250,000 PRN   SOLE - 5,250,000 0 0
INSMED INC COM PAR $.01 457669307 620 21,300 SH Put SOLE - 21,300 0 0
INSMED INC NOTE 1.750% 1/1 457669AA7 1,472 1,463,000 PRN   SOLE - 1,463,000 0 0
INSULET CORP NOTE 1.250% 9/1 45784PAF8 29,886 18,129,000 PRN   SOLE - 18,129,000 0 0
INTEGRATED DEVICE TECHNOLOGY NOTE 0.875%11/1 458118AC0 50,272 32,065,000 PRN   SOLE - 32,065,000 0 0
INTELSAT S A COM L5140P101 274 17,500 SH   SOLE - 17,500 0 0
INTERCEPT PHARMACEUTICALS IN COM 45845P108 7 60 SH   SOLE - 60 0 0
INTERCEPT PHARMACEUTICALS IN COM 45845P108 1,007 9,000 SH Call SOLE - 9,000 0 0
INTERCEPT PHARMACEUTICALS IN COM 45845P108 403 3,600 SH Put SOLE - 3,600 0 0
INTERCEPT PHARMACEUTICALS IN NOTE 3.250% 7/0 45845PAA6 2,139 2,155,000 PRN   SOLE - 2,155,000 0 0
INVACARE CORP NOTE 4.500% 6/0 461203AH4 871 1,000,000 PRN   SOLE - 1,000,000 0 0
INVACARE CORP NOTE 5.000% 2/1 461203AF8 547 600,000 PRN   SOLE - 600,000 0 0
INVESCO MORTGAGE CAPITAL INC COM 46131B100 774 49,000 SH   SOLE - 49,000 0 0
IONIS PHARMACEUTICALS INC COM 462222100 357 4,400 SH Put SOLE - 4,400 0 0
IONIS PHARMACEUTICALS INC COM 462222100 585 7,200 SH Call SOLE - 7,200 0 0
IQIYI INC SPONSORED ADS 46267X108 5,079 212,300 SH Put SOLE - 212,300 0 0
IRONWOOD PHARMACEUTICALS INC COM CL A 46333X108 135 10,000 SH Put SOLE - 10,000 0 0
IRONWOOD PHARMACEUTICALS INC DBCV 2.250% 6/1 46333XAD0 5,473 4,995,000 PRN   SOLE - 4,995,000 0 0
ISHARES INC MSCI SWITZERLAND 464286749 990 28,000 SH Put SOLE - 28,000 0 0
ISHARES TR 20 YR TR BD ETF 464287432 2,908 23,000 SH Put SOLE - 23,000 0 0
ISHARES TR 3 7 YR TREAS BD 464288661 431 3,500 SH   SOLE - 3,500 0 0
ISHARES TR BARCLAYS 7 10 YR 464287440 1,067 10,000 SH Put SOLE - 10,000 0 0
ISHARES TR IBOXX HI YD ETF 464288513 1,297 15,000 SH Put SOLE - 15,000 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 1,815 42,300 SH Put SOLE - 42,300 0 0
ISHARES TR MSCI UK ETF NEW 46435G334 256 7,750 SH   SOLE - 7,750 0 0
ISIS PHARMACEUTICALS INC DEL NOTE 1.000%11/1 464337AJ3 12,676 9,376,000 PRN   SOLE - 9,376,000 0 0
JAKKS PAC INC COM 47012E106 18 17,689 SH   SOLE - 17,689 0 0
JAPAN SMALLER CAPTLZTN FD IN COM 47109U104 266 30,342 SH   SOLE - 30,342 0 0
JENSYN ACQUISITION CORP COM 47632B102 663 64,387 SH   SOLE - 64,387 0 0
KINDER MORGAN INC DEL COM 49456B101 477 23,833 SH   SOLE - 23,833 0 0
KINGSWAY FINL SVCS INC COM NEW 496904202 157 50,697 SH   SOLE - 50,697 0 0
KKR INCOME OPPORTUNITIES FD COM 48249T106 290 18,760 SH   SOLE - 18,760 0 0
KLX ENERGY SERVICS HOLDNGS I COM 48253L106 312 12,441 SH   SOLE - 12,441 0 0
KOREA FD COM NEW 500634209 570 19,366 SH   SOLE - 19,366 0 0
KRAFT HEINZ CO COM 500754106 1,013 31,000 SH Put SOLE - 31,000 0 0
KRAFT HEINZ CO COM 500754106 1,894 58,000 SH   SOLE - 58,000 0 0
KRAFT HEINZ CO COM 500754106 163 5,000 SH Call SOLE - 5,000 0 0
LATTICE SEMICONDUCTOR CORP COM 518415104 375 31,400 SH   SOLE - 31,400 0 0
LENNAR CORP CL B 526057302 2,120 54,205 SH   SOLE - 54,205 0 0
LIBERTY BROADBAND CORP COM SER A 530307107 1,774 19,348 SH   SOLE - 19,348 0 0
LIBERTY BROADBAND CORP COM SER C 530307305 570 6,209 SH   SOLE - 6,209 0 0
LIBERTY EXPEDIA HLDGS INC SER A COM 53046P109 201 4,692 SH   SOLE - 4,692 0 0
LIBERTY EXPEDIA HLDGS INC SER B COM 53046P208 557 12,444 SH   SOLE - 12,444 0 0
LIBERTY GLOBAL PLC SHS CL B G5480U112 237 9,194 SH   SOLE - 9,194 0 0
LIBERTY GLOBAL PLC SHS CL C G5480U120 373 15,410 SH   SOLE - 15,410 0 0
LIBERTY MEDIA CORP DEB 3.500% 1/1 530715AN1 13,935 18,500,000 PRN   SOLE - 18,500,000 0 0
LIBERTY MEDIA CORP DELAWARE COM A BRAVES GRP 531229706 1,809 64,738 SH   SOLE - 64,738 0 0
LIBERTY MEDIA CORP DELAWARE COM A SIRIUSXM 531229409 19,644 514,521 SH   SOLE - 514,521 0 0
LIBERTY MEDIA CORP DELAWARE COM B SIRIUSXM 531229508 2,414 60,912 SH   SOLE - 60,912 0 0
LIBERTY MEDIA CORP DELAWARE COM SER A FRMLA 531229870 1,287 37,815 SH   SOLE - 37,815 0 0
LIBERTY TRIPADVISOR HLDGS IN COM SER A 531465102 157 11,068 SH   SOLE - 11,068 0 0
LIBERTY TRIPADVISOR HLDGS IN COM SER B 531465201 240 16,700 SH   SOLE - 16,700 0 0
LIGAND PHARMACEUTICALS INC COM NEW 53220K504 692 5,500 SH Put SOLE - 5,500 0 0
LILLY ELI & CO COM 532457108 24,992 192,600 SH Put SOLE - 192,600 0 0
LILLY ELI & CO COM 532457108 8,202 63,200 SH Call SOLE - 63,200 0 0
LILLY ELI & CO COM 532457108 8,656 66,702 SH   SOLE - 66,702 0 0
LINCOLN NATL CORP IND COM 534187109 5,894 100,411 SH   SOLE - 100,411 0 0
LIVEPERSON INC COM 538146101 1,460 50,300 SH   SOLE - 50,300 0 0
MACQUARIE GLBL INFRA TOTL RE COM 55608D101 2,849 128,379 SH   SOLE - 128,379 0 0
MADISON SQUARE GARDEN CO NEW CL A 55825T103 795 2,712 SH   SOLE - 2,712 0 0
MAXWELL TECHNOLOGIES INC COM 577767106 132 29,400 SH Call SOLE - 29,400 0 0
MAXWELL TECHNOLOGIES INC COM 577767106 1,050 234,817 SH   SOLE - 234,817 0 0
MCDONALDS CORP COM 580135101 475 2,500 SH Put SOLE - 2,500 0 0
MCEWEN MNG INC COM 58039P107 95 63,646 SH   SOLE - 63,646 0 0
MEDICINES CO COM 584688105 691 24,700 SH Call SOLE - 24,700 0 0
MERCADOLIBRE INC COM 58733R102 1,015 2,000 SH Put SOLE - 2,000 0 0
MEREDITH CORP COM 589433101 265 4,788 SH   SOLE - 4,788 0 0
MEXICO EQUITY & INCOME FD COM 592834105 570 53,725 SH   SOLE - 53,725 0 0
MICROCHIP TECHNOLOGY INC NOTE 1.625% 2/1 595017AD6 23,472 14,404,000 PRN   SOLE - 14,404,000 0 0
MICROCHIP TECHNOLOGY INC NOTE 1.625% 2/1 595017AF1 1,616 1,464,000 PRN   SOLE - 1,464,000 0 0
MIDSTATES PETE CO INC COM PAR 59804T407 2,027 207,427 SH   SOLE - 207,427 0 0
MOHAWK INDS INC COM 608190104 587 4,654 SH   SOLE - 4,654 0 0
MOLINA HEALTHCARE INC NOTE 1.125% 1/1 60855RAC4 33,811 9,717,000 PRN   SOLE - 9,717,000 0 0
MOMO INC ADR 60879B107 593 15,513 SH   SOLE - 15,513 0 0
MOMO INC ADR 60879B107 1,529 40,000 SH Put SOLE - 40,000 0 0
MORGAN STANLEY ASIA PAC FD I COM 61744U106 7,680 469,749 SH   SOLE - 469,749 0 0
MORGAN STANLEY CHINA A SH FD COM 617468103 475 20,369 SH   SOLE - 20,369 0 0
MORGAN STANLEY INDIA INVS FD COM 61745C105 363 17,352 SH   SOLE - 17,352 0 0
MVC CAPITAL INC COM 553829102 488 53,782 SH   SOLE - 53,782 0 0
NABORS INDUSTRIES LTD 6% PFD CNV SR A G6359F129 3,185 118,375 SH   SOLE - 118,375 0 0
NETAPP INC COM 64110D104 208 3,000 SH   SOLE - 3,000 0 0
NETFLIX INC COM 64110L106 891 2,500 SH Put SOLE - 2,500 0 0
NEUROCRINE BIOSCIENCES INC COM 64125C109 466 5,300 SH Call SOLE - 5,300 0 0
NEUROCRINE BIOSCIENCES INC NOTE 2.250% 5/1 64125CAD1 4,675 3,455,000 PRN   SOLE - 3,455,000 0 0
NEW GERMANY FD INC COM 644465106 610 43,638 SH   SOLE - 43,638 0 0
NEW IRELAND FUND INC COM 645673104 2,430 269,733 SH   SOLE - 269,733 0 0
NEW SR INVT GROUP INC COM 648691103 92 16,836 SH   SOLE - 16,836 0 0
NEW YORK CMNTY BANCORP INC COM 649445103 206 17,837 SH   SOLE - 17,837 0 0
NEW YORK CMNTY CAP TR V UNIT 11/01/2051 64944P307 1,292 26,824 SH   SOLE - 26,824 0 0
NEWMONT MNG CORP COM 651639106 1,574 44,000 SH   SOLE - 44,000 0 0
NEWS CORP NEW CL A 65249B109 865 69,500 SH   SOLE - 69,500 0 0
NII HLDGS INC COM PAR 62913F508 5,983 3,051,717 SH   SOLE - 3,051,717 0 0
NII HLDGS INC COM PAR 62913F508 39 20,000 SH Put SOLE - 20,000 0 0
NIO INC SPON ADS 62914V106 582 114,200 SH   SOLE - 114,200 0 0
NIO INC SPON ADS 62914V106 967 189,700 SH Call SOLE - 189,700 0 0
NIO INC SPON ADS 62914V106 889 174,600 SH Put SOLE - 174,600 0 0
NOBLE ENERGY INC COM 655044105 183 7,400 SH   SOLE - 7,400 0 0
NOBLE ENERGY INC COM 655044105 124 5,000 SH Put SOLE - 5,000 0 0
NOVAVAX INC COM 670002104 45 80,000 SH Put SOLE - 80,000 0 0
NOVAVAX INC NOTE 3.750% 2/0 670002AB0 219 594,000 PRN   SOLE - 594,000 0 0
NUANCE COMMUNICATIONS INC NOTE 1.250% 4/0 67020YAN0 1,444 1,452,000 PRN   SOLE - 1,452,000 0 0
NUTANIX INC CL A 67059N108 279 7,390 SH   SOLE - 7,390 0 0
NUVASIVE INC NOTE 2.250% 3/1 670704AG0 437 393,000 PRN   SOLE - 393,000 0 0
NUVEEN GLOBAL HIGH INCOME FD SHS 67075G103 539 35,566 SH   SOLE - 35,566 0 0
NUVEEN NEW JERSEY QULT MUN F COM 67069Y102 242 17,485 SH   SOLE - 17,485 0 0
NUVEEN REAL ASSET INM AND GW COM 67074Y105 871 54,273 SH   SOLE - 54,273 0 0
NXP SEMICONDUCTORS N V COM N6596X109 326 3,693 SH   SOLE - 3,693 0 0
NXP SEMICONDUCTORS N V COM N6596X109 681 7,700 SH Call SOLE - 7,700 0 0
NXP SEMICONDUCTORS N V COM N6596X109 1,211 13,700 SH Put SOLE - 13,700 0 0
OCCIDENTAL PETE CORP COM 674599105 556 8,400 SH   SOLE - 8,400 0 0
OCCIDENTAL PETE CORP COM 674599105 556 8,400 SH Put SOLE - 8,400 0 0
OFFICE DEPOT INC COM 676220106 208 57,257 SH   SOLE - 57,257 0 0
OFFICE PPTYS INCOME TR COM SHS BEN INT 67623C109 5,251 189,980 SH   SOLE - 189,980 0 0
OI S A SPONSORED ADR NE 670851500 3,216 1,710,876 SH   SOLE - 1,710,876 0 0
OKTA INC CL A 679295105 646 7,805 SH   SOLE - 7,805 0 0
OMEROS CORP COM 682143102 435 25,000 SH Put SOLE - 25,000 0 0
ON SEMICONDUCTOR CORP COM 682189105 416 20,220 SH   SOLE - 20,220 0 0
ON SEMICONDUCTOR CORP COM 682189105 103 5,000 SH Call SOLE - 5,000 0 0
OPKO HEALTH INC COM 68375N103 79 30,144 SH   SOLE - 30,144 0 0
OPKO HEALTH INC COM 68375N103 9 3,500 SH Put SOLE - 3,500 0 0
OPKO HEALTH INC NOTE 4.500% 2/1 68375NAD5 848 900,000 PRN   SOLE - 900,000 0 0
OSI SYSTEMS INC NOTE 1.250% 9/0 671044AD7 4,173 4,098,000 PRN   SOLE - 4,098,000 0 0
PENNANTPARK FLOATING RATE CA COM 70806A106 1,229 95,954 SH   SOLE - 95,954 0 0
PENSARE ACQUISITION CORP *W EXP 07/27/202 70957E113 2 10,000 SH   SOLE - 10,000 0 0
PEOPLES UTD FINL INC COM 712704105 287 17,454 SH   SOLE - 17,454 0 0
PERSPECTA INC COM 715347100 1,317 65,131 SH   SOLE - 65,131 0 0
PETROLEO BRASILEIRO SA PETRO SPONSORED ADR 71654V408 425 26,700 SH   SOLE - 26,700 0 0
PG&E CORP COM 69331C108 1,736 97,500 SH   SOLE - 97,500 0 0
PHUNWARE INC *W EXP 12/26/202 71948P118 234 333,802 SH   SOLE - 333,802 0 0
PHUNWARE INC COM 71948P100 239 17,443 SH   SOLE - 17,443 0 0
PIMCO INCOME STRATEGY FUND I COM 72201J104 266 25,852 SH   SOLE - 25,852 0 0
POTLATCHDELTIC CORPORATION COM 737630103 325 8,593 SH   SOLE - 8,593 0 0
PRETIUM RES INC COM 74139C102 51 6,000 SH   SOLE - 6,000 0 0
PRETIUM RES INC COM 74139C102 43 5,000 SH Put SOLE - 5,000 0 0
PROCTER AND GAMBLE CO COM 742718109 902 8,673 SH   SOLE - 8,673 0 0
PROCTER AND GAMBLE CO COM 742718109 1,123 10,800 SH Put SOLE - 10,800 0 0
PROS HOLDINGS INC NOTE 2.000%12/0 74346YAB9 3,722 2,900,000 PRN   SOLE - 2,900,000 0 0
PTC THERAPEUTICS INC COM 69366J200 151 4,000 SH Call SOLE - 4,000 0 0
PTC THERAPEUTICS INC COM 69366J200 376 10,000 SH Put SOLE - 10,000 0 0
PTC THERAPEUTICS INC NOTE 3.000% 8/1 69366JAB7 2,072 2,000,000 PRN   SOLE - 2,000,000 0 0
PURE STORAGE INC CL A 74624M102 159 7,275 SH   SOLE - 7,275 0 0
PURE STORAGE INC CL A 74624M102 218 10,000 SH Put SOLE - 10,000 0 0
Q2 HLDGS INC NOTE 0.750% 2/1 74736LAB5 3,841 2,935,000 PRN   SOLE - 2,935,000 0 0
QAD INC CL B 74727D207 1,302 40,994 SH   SOLE - 40,994 0 0
QURATE RETAIL INC COM SER A 74915M100 1,554 97,232 SH   SOLE - 97,232 0 0
QURATE RETAIL INC COM SER B 74915M209 847 52,110 SH   SOLE - 52,110 0 0
RADIUS HEALTH INC NOTE 3.000% 9/0 750469AA6 2,501 3,000,000 PRN   SOLE - 3,000,000 0 0
RAYONIER ADVANCED MATLS INC COM 75508B104 275 20,300 SH Put SOLE - 20,300 0 0
RAYONIER ADVANCED MATLS INC PFD CV SER A 75508B203 438 4,420 SH   SOLE - 4,420 0 0
REAVES UTIL INCOME FD COM SH BEN INT 756158101 4,983 147,949 SH   SOLE - 147,949 0 0
RED HAT INC COM 756577102 8,368 45,800 SH Call SOLE - 45,800 0 0
RED HAT INC COM 756577102 1,005 5,500 SH   SOLE - 5,500 0 0
REGENCY CTRS CORP COM 758849103 1,095 16,227 SH   SOLE - 16,227 0 0
RENREN INC SPON ADR A NEW 759892201 34 22,497 SH   SOLE - 22,497 0 0
REPLIGEN CORP NOTE 2.125% 6/0 759916AA7 15,355 8,089,000 PRN   SOLE - 8,089,000 0 0
RESIDEO TECHNOLOGIES INC COM 76118Y104 1,640 85,025 SH   SOLE - 85,025 0 0
RESTORATION HARDWARE HLDGS I DBCV 7/1 761283AC4 9,877 9,000,000 PRN   SOLE - 9,000,000 0 0
RESTORATION HARDWARE HLDGS I NOTE 6/1 761283AD2 9,306 9,261,000 PRN   SOLE - 9,261,000 0 0
RETROPHIN INC NOTE 2.500% 9/1 761299AB2 1,557 1,650,000 PRN   SOLE - 1,650,000 0 0
REXNORD CORP NEW COM 76169B102 546 21,700 SH Put SOLE - 21,700 0 0
RH COM 74967X103 669 6,500 SH Put SOLE - 6,500 0 0
RINGCENTRAL INC NOTE 3/1 76680RAD9 7,025 4,929,000 PRN   SOLE - 4,929,000 0 0
RITE AID CORP COM 767754104 1,625 2,558,402 SH   SOLE - 2,558,402 0 0
RITE AID CORP COM 767754104 39 60,400 SH Put SOLE - 60,400 0 0
RIVERNORTH OPPRTUNITIES FD I COM 76881Y109 1,920 116,376 SH   SOLE - 116,376 0 0
RMR REAL ESTATE INCOME FUND COM 76970B101 1,417 75,813 SH   SOLE - 75,813 0 0
ROSEHILL RES INC *W EXP 09/16/202 777385113 6 14,200 SH   SOLE - 14,200 0 0
ROYAL BK SCOTLAND GROUP PLC SPONS ADR 2 ORD 780097689 79 12,100 SH   SOLE - 12,100 0 0
ROYAL DUTCH SHELL PLC SPONS ADR A 780259206 689 11,011 SH   SOLE - 11,011 0 0
ROYCE GLOBAL VALUE TR INC COM 78081T104 128 12,752 SH   SOLE - 12,752 0 0
ROYCE VALUE TR INC COM 780910105 255 18,542 SH   SOLE - 18,542 0 0
RPT REALTY COM SH BEN INT 74971D101 58 4,800 SH Call SOLE - 4,800 0 0
RPT REALTY COM SH BEN INT 74971D101 717 59,700 SH Put SOLE - 59,700 0 0
RYANAIR HLDGS PLC SPONSORED ADS 783513203 776 10,358 SH   SOLE - 10,358 0 0
SALIENT MIDSTREAM & MLP FD SH BEN INT 79471V105 196 21,377 SH   SOLE - 21,377 0 0
SANDISK CORP NOTE 0.500%10/1 80004CAF8 471 549,000 PRN   SOLE - 549,000 0 0
SANOFI RIGHT 12/31/2020 80105N113 732 1,628,511 SH   SOLE - 1,628,511 0 0
SAREPTA THERAPEUTICS INC COM 803607100 1,799 15,100 SH Call SOLE - 15,100 0 0
SAREPTA THERAPEUTICS INC DBCV 1.500%11/1 803607AB6 30,560 16,928,000 PRN   SOLE - 16,928,000 0 0
SCHOLASTIC CORP COM 807066105 492 12,363 SH   SOLE - 12,363 0 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 1,052 40,900 SH Call SOLE - 40,900 0 0
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 1,415 55,000 SH Put SOLE - 55,000 0 0
SEMPRA ENERGY 6% PFD CONV A 816851406 9,940 93,611 SH   SOLE - 93,611 0 0
SERITAGE GROWTH PPTYS CL A 81752R100 340 7,662 SH   SOLE - 7,662 0 0
SERVICENOW INC COM 81762P102 774 3,139 SH   SOLE - 3,139 0 0
SERVICENOW INC COM 81762P102 493 2,000 SH Put SOLE - 2,000 0 0
SIBANYE STILLWATER SPONSORED ADR 825724206 862 208,728 SH   SOLE - 208,728 0 0
SIGNATURE BK NEW YORK N Y COM 82669G104 461 3,603 SH   SOLE - 3,603 0 0
SILICON LABORATORIES INC NOTE 1.375% 3/0 826919AB8 1,084 1,000,000 PRN   SOLE - 1,000,000 0 0
SINA CORP ORD G81477104 7,883 133,077 SH   SOLE - 133,077 0 0
SIRIUS XM HLDGS INC COM 82968B103 39 6,800 SH Call SOLE - 6,800 0 0
SIRIUS XM HLDGS INC COM 82968B103 383 67,400 SH Put SOLE - 67,400 0 0
SLM CORP COM 78442P106 183 18,510 SH   SOLE - 18,510 0 0
SOCKET MOBILE INC COM NEW 83368E200 117 58,441 SH   SOLE - 58,441 0 0
SOHU COM LTD SPONSORED ADS 83410S108 895 53,977 SH   SOLE - 53,977 0 0
SOUTH JERSEY INDS INC UNIT 99/99/9999 838518116 7,001 135,734 SH   SOLE - 135,734 0 0
SPDR GOLD TRUST GOLD SHS 78463V107 854 7,000 SH   SOLE - 7,000 0 0
SPDR SERIES TRUST S&P REGL BKG 78464A698 257 5,000 SH Call SOLE - 5,000 0 0
SPECIAL OPPORTUNITIES FD INC COM 84741T104 3,011 224,098 SH   SOLE - 224,098 0 0
SPECIAL OPPORTUNITIES FD INC PFD CONV SE B 84741T302 1,400 55,764 SH   SOLE - 55,764 0 0
SPIRIT MTA REIT COM SHS BEN IN 84861U105 135 20,790 SH   SOLE - 20,790 0 0
SPLUNK INC COM 848637104 297 2,381 SH   SOLE - 2,381 0 0
SPRINT CORPORATION COM 85207U105 836 148,028 SH   SOLE - 148,028 0 0
SQUARE INC CL A 852234103 774 10,330 SH   SOLE - 10,330 0 0
SQUARE INC CL A 852234103 225 3,000 SH Call SOLE - 3,000 0 0
SQUARE INC CL A 852234103 525 7,000 SH Put SOLE - 7,000 0 0
STARWOOD WAYPOINT RESIDENTL NOTE 3.000% 7/0 85571WAB5 10,504 7,920,000 PRN   SOLE - 7,920,000 0 0
STEWART INFORMATION SVCS COR COM 860372101 1,007 23,577 SH   SOLE - 23,577 0 0
SUNCOR ENERGY INC NEW COM 867224107 461 14,220 SH   SOLE - 14,220 0 0
SUNPOWER CORP COM 867652406 118 18,106 SH   SOLE - 18,106 0 0
SUNTRUST BKS INC COM 867914103 2,886 48,701 SH   SOLE - 48,701 0 0
SWISS HELVETIA FD INC COM 870875101 2,467 323,774 SH   SOLE - 323,774 0 0
SYNAPTICS INC NOTE 0.500% 6/1 87157DAD1 1,259 1,363,000 PRN   SOLE - 1,363,000 0 0
SYNOVUS FINL CORP COM NEW 87161C501 382 11,120 SH   SOLE - 11,120 0 0
T MOBILE US INC COM 872590104 296 4,282 SH   SOLE - 4,282 0 0
TAIWAN FD INC COM 874036106 1,175 65,583 SH   SOLE - 65,583 0 0
TAKEDA PHARMACEUTICAL CO LTD SPONSORED ADS 874060205 2,062 101,175 SH Call SOLE - 101,175 0 0
TAKEDA PHARMACEUTICAL CO LTD SPONSORED ADS 874060205 660 32,400 SH Put SOLE - 32,400 0 0
TAKEDA PHARMACEUTICAL CO LTD SPONSORED ADS 874060205 2,634 129,336 SH   SOLE - 129,336 0 0
TCF FINL CORP COM 872275102 441 21,301 SH   SOLE - 21,301 0 0
TEEKAY CORPORATION COM Y8564W103 116 29,600 SH   SOLE - 29,600 0 0
TEEKAY CORPORATION COM Y8564W103 79 20,000 SH Put SOLE - 20,000 0 0
TELADOC HEALTH INC NOTE 3.000%12/1 87918AAB1 744 500,000 PRN   SOLE - 500,000 0 0
TELECOM ARGENTINA S A SPON ADR REP B 879273209 1,248 85,451 SH   SOLE - 85,451 0 0
TEMPLETON DRAGON FD INC COM 88018T101 672 33,808 SH   SOLE - 33,808 0 0
TERADYNE INC COM 880770102 171 4,301 SH   SOLE - 4,301 0 0
TERADYNE INC COM 880770102 76 1,900 SH Call SOLE - 1,900 0 0
TERADYNE INC COM 880770102 199 5,000 SH Put SOLE - 5,000 0 0
TESLA INC COM 88160R101 280 1,000 SH Call SOLE - 1,000 0 0
TESLA INC COM 88160R101 17,323 61,900 SH Put SOLE - 61,900 0 0
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADS 881624209 471 30,000 SH Put SOLE - 30,000 0 0
THE CENTRAL AND EASTERN EU I COM 153436100 658 27,359 SH   SOLE - 27,359 0 0
TRAVELPORT WORLDWIDE LTD SHS G9019D104 1,894 120,417 SH   SOLE - 120,417 0 0
TURQUOISE HILL RES LTD COM 900435108 62 37,601 SH   SOLE - 37,601 0 0
TUTOR PERINI CORP NOTE 2.875% 6/1 901109AD0 1,953 2,038,000 PRN   SOLE - 2,038,000 0 0
TWITTER INC COM 90184L102 328 10,000 SH Call SOLE - 10,000 0 0
TWITTER INC COM 90184L102 658 20,000 SH Put SOLE - 20,000 0 0
TWITTER INC NOTE 0.250% 9/1 90184LAB8 2,461 2,500,000 PRN   SOLE - 2,500,000 0 0
TWITTER INC NOTE 1.000% 9/1 90184LAD4 251 267,000 PRN   SOLE - 267,000 0 0
UNITED CONTL HLDGS INC COM 910047109 227 2,843 SH   SOLE - 2,843 0 0
UNITED TECHNOLOGIES CORP COM 913017109 2,018 15,655 SH   SOLE - 15,655 0 0
URSTADT BIDDLE PPTYS INC COM 917286106 762 45,617 SH   SOLE - 45,617 0 0
VANGUARD INDEX FDS REAL ESTATE ETF 922908553 217 2,500 SH Call SOLE - 2,500 0 0
VERINT SYS INC NOTE 1.500% 6/0 92343XAA8 611 553,000 PRN   SOLE - 553,000 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 254 4,297 SH   SOLE - 4,297 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 124 2,100 SH Put SOLE - 2,100 0 0
VICI PPTYS INC COM 925652109 4,372 199,780 SH   SOLE - 199,780 0 0
VIPSHOP HLDGS LTD SPONSORED ADS A 92763W103 72 9,010 SH   SOLE - 9,010 0 0
VIPSHOP HLDGS LTD SPONSORED ADS A 92763W103 80 10,000 SH Put SOLE - 10,000 0 0
VIRTUS INVT PARTNERS INC PFD CV SER D 92828Q208 4,533 51,444 SH   SOLE - 51,444 0 0
VISTRA ENERGY CORP COM 92840M102 523 20,100 SH Put SOLE - 20,100 0 0
VISTRA ENERGY CORP UNIT 02/02/2024 92840M300 10,346 104,797 SH   SOLE - 104,797 0 0
VMWARE INC CL A COM 928563402 1,806 10,000 SH Call SOLE - 10,000 0 0
VORNADO RLTY TR SH BEN INT 929042109 209 3,100 SH   SOLE - 3,100 0 0
WABTEC CORP COM 929740108 534 7,255 SH   SOLE - 7,255 0 0
WABTEC CORP PUT 929740958 236 3,204 SH Put SOLE - 3,204 0 0
WASHINGTON PRIME GROUP NEW COM 93964W108 247 43,730 SH   SOLE - 43,730 0 0
WATSCO INC CL B CONV 942622101 573 3,971 SH   SOLE - 3,971 0 0
WAYFAIR INC NOTE 0.375% 9/0 94419LAB7 23,406 15,261,000 PRN   SOLE - 15,261,000 0 0
WEIBO CORP SPONSORED ADR 948596101 1,550 25,000 SH Put SOLE - 25,000 0 0
WELLCARE HEALTH PLANS INC COM 94946T106 782 2,900 SH   SOLE - 2,900 0 0
WELLTOWER INC COM 95040Q104 1,288 16,599 SH   SOLE - 16,599 0 0
WELLTOWER INC COM 95040Q104 70 900 SH Call SOLE - 900 0 0
WELLTOWER INC COM 95040Q104 1,552 20,000 SH Put SOLE - 20,000 0 0
WENDYS CO COM 95058W100 253 14,102 SH   SOLE - 14,102 0 0
WESTERN ASSET EMRG MKT DEBT COM 95766A101 458 33,544 SH   SOLE - 33,544 0 0
WESTERN AST INFL LKD OPP & I COM 95766R104 144 13,382 SH   SOLE - 13,382 0 0
WILEY JOHN & SONS INC CL B 968223305 229 5,244 SH   SOLE - 5,244 0 0
WILLIAMS COS INC DEL COM 969457100 178 6,193 SH   SOLE - 6,193 0 0
WILLIAMS COS INC DEL COM 969457100 175 6,100 SH Put SOLE - 6,100 0 0
WINTRUST FINL CORP COM 97650W108 820 12,184 SH   SOLE - 12,184 0 0
WORKDAY INC CL A 98138H101 757 3,923 SH   SOLE - 3,923 0 0
WRIGHT MED GROUP N V NOTE 2.250%11/1 98236JAB4 16,145 10,416,000 PRN   SOLE - 10,416,000 0 0
XPERI CORP COM 98421B100 374 16,004 SH   SOLE - 16,004 0 0
YAMANA GOLD INC COM 98462Y100 34 13,100 SH   SOLE - 13,100 0 0
ZENDESK INC NOTE 0.250% 3/1 98936JAB7 6,555 4,497,000 PRN   SOLE - 4,497,000 0 0
ZILLOW GROUP INC CL A 98954M101 479 14,017 SH   SOLE - 14,017 0 0
ZILLOW GROUP INC CL C CAP STK 98954M200 451 13,000 SH Put SOLE - 13,000 0 0
ZILLOW GROUP INC NOTE 2.000%12/0 98954MAB7 4,866 4,756,000 PRN   SOLE - 4,756,000 0 0
ZION OIL & GAS INC COM 989696109 32 42,543 SH   SOLE - 42,543 0 0
ZIONS BANCORPORATION N A *W EXP 05/21/202 989701115 55,770 4,543,164 SH   SOLE - 4,543,164 0 0
ZIONS BANCORPORATION N A COM 989701107 272 6,000 SH Call SOLE - 6,000 0 0
ZIONS BANCORPORATION N A COM 989701107 454 10,000 SH Put SOLE - 10,000 0 0
ZYNGA INC CL A 98986T108 151 28,400 SH   SOLE - 28,400 0 0