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
ABERDEEN EMERGING MKT EQ COM 00301W105 180 26,253 SH   SOLE   26,253 0 0
ABERDEEN JAPAN EQUITY FD COM 00306J109 5,721 681,885 SH   SOLE   681,885 0 0
ADAMS DIVERSIFIED EQUITY FD COM 006212104 5,283 316,902 SH   SOLE   316,902 0 0
ALLEGRO MERGER CORP. Units 01749N301 4,317 420,350 SH   SOLE   420,350 0 0
ALLIANCE CALIF MUNI INCOME COM 018546101 13,686 1,007,805 SH   SOLE   1,007,805 0 0
ALPINE GLOBAL PREMIER PPTYS COM 02083A103 788 123,487 SH   SOLE   123,487 0 0
ASIA PAC FD INC COM COM 044901106 2,043 151,407 SH   SOLE   151,407 0 0
AVISTA HEALTHCARE PUB ACQ CO COM G0726L125 3,427 329,683 SH   SOLE   329,683 0 0
AVISTA HEALTHCARE PUB ACQ CO *W EXP 99/99/999 G0726L117 53 265,228 SH   SOLE   265,228 0 0
BARINGTON HILCO ACQUISITION *W EXP 02/11/201 06759V127 10 48,053 SH   SOLE   48,053 0 0
BARINGS BDC INC COM 06759L103 7,928 792,037 SH   SOLE   792,037 0 0
BIG ROCK PARTNERS ACQUISTION COM 089482103 2,853 285,226 SH   SOLE   285,226 0 0
BIG ROCK PARTNERS ACQUISTION-RT Rights 089482129 114 244,162 SH   SOLE   244,162 0 0
BIG ROCK PARTNERS ACQUISTION-CW22 Warrants 089482111 47 122,081 SH   SOLE   122,081 0 0
BISON CAPITAL ACQUISITION COM G1142P104 2,630 257,639 SH   SOLE   257,639 0 0
BISON CAPITAL ACQUISITION CO-RT Rights G1142P138 558 195,414 SH   SOLE   195,414 0 0
BISON CAPITAL ACQUISITION CO-CW22 Warrants G1142P112 49 97,707 SH   SOLE   97,707 0 0
BLACK RIDGE ACQUISITION CORP COM COM 09216T107 3,863 394,150 SH   SOLE   394,150 0 0
BLACK RIDGE ACQUISITION CORP RTS EXP Rights 09216T123 137 370,875 SH   SOLE   370,875 0 0
BLACK RIDGE ACQUISTION CORP CW Warrants 09216T115 154 353,600 SH   SOLE   353,600 0 0
BLACKROCK INCOME TR COM 09247F100 1,073 187,605 SH   SOLE   187,605 0 0
BLACKROCK NEW YORK MUN INCOME QUALITY TR COM COM 09249U105 6,743 541,626 SH   SOLE   541,626 0 0
BOULDER GROWTH & INCM FD INC COM 101507101 4,782 426,605 SH   SOLE   426,605 0 0
BRANDYWINE GLOBAL INCOME COM 10537L104 5,791 202,684 SH   SOLE   202,684 0 0
BROOKFIELD PROPERTY REIT I-A COM 11282x103 8,506 406,410 SH   SOLE   406,410 0 0
CENTRAL SECS CORP COM COM 155123102 17,305 586,621 SH   SOLE   586,621 0 0
CHINA FUND INC COM 169373107 15,674 799,670 SH   SOLE   799,670 0 0
CHURCHILL CAP CORP UNIT Units 17142R202 101 10,000 SH   SOLE   10,000 0 0
CM SEVEN STAR ACQUISTION SHS G2345N102 5,599 555,407 SH   SOLE   555,407 0 0
CM SEVEN STAR ACQUISITION CORP RTS EXP 2018 Rights G2345N136 267 510,909 SH   SOLE   510,909 0 0
CM SEVEN STAR ACQUISITION CORP WTS EXP 08/21/2022 Warrants G2345N110 129 275,328 SH   SOLE   275,328 0 0
CONSTELLATION ALPHA CAPITAL CORP SHS G2379F108 1,538 152,018 SH   SOLE   152,018 0 0
CONSTELLATION ALPHA CAPITAL-RT Rights G2379F132 22 54,854 SH   SOLE   54,854 0 0
CONSTELLATION ALPHA CAPITAL-CW22 Warrants G2379F116 11 48,854 SH   SOLE   48,854 0 0
DELAWARE ENHANCED GBL DIV & COM 246060107 6,498 580,180 SH   SOLE   580,180 0 0
DEUTSCHE MULTI-MARKET INCOME SHS 25160E102 7,614 847,857 SH   SOLE   847,857 0 0
DEUTSCHE STRATEGIC INCOME TR SHS 25160F109 2,993 238,124 SH   SOLE   238,124 0 0
DIVIDEND & INCOME FD COM NEW COM NEW 25538A204 980 82,155 SH   SOLE   82,155 0 0
DRAPER OAKWOOD TECHNOLOGY AC COM 26146L103 2,749 270,243 SH   SOLE   270,243 0 0
DRAPER OAKWOOD TECHNOLOGY AC-RT Rights 26146L129 124 243,524 SH   SOLE   243,524 0 0
DRAPER OAKWOOD TECHNOLOGY AC-CW22 Warrants 26146L111 74 124,762 SH   SOLE   124,762 0 0
DTF TAX FREE INCOME COM 23334J107 782 60,863 SH   SOLE   60,863 0 0
DUFF & PHELPS UTIL & CORP BOND COM 26432k108 2,007 239,191 SH   SOLE   239,191 0 0
EATON VANCE MUN BD FD II COM 27827k109 2,183 188,522 SH   SOLE   188,522 0 0
EQUUS TOTAL RETURN INC COM 294766100 989 497,162 SH   SOLE   497,162 0 0
FIRST TR ABERDEN GLBL OPP FD COM 337319107 6,917 719,727 SH   SOLE   719,727 0 0
FORUM MERGER II CORP Units 34986F202 3,534 349,540 SH   SOLE   349,540 0 0
GENERAL AMERICAN INVESTORS COM 368802104 8,376 226,554 SH   SOLE   226,554 0 0
GIGCAPITAL INC COM 37518N106 3,094 311,238 SH   SOLE   311,238 0 0
GIGCAPITAL INC-RTS Rights 37518N114 139 261,402 SH   SOLE   261,402 0 0
GIGCAPITAL INC-CW23 Warrants 37518N122 101 202,999 SH   SOLE   202,999 0 0
GREAT ELM CAP CORP COM 390320109 1,247 128,559 SH   SOLE   128,559 0 0
GREENLAND ACQUISITION CORP UNITS Units G40981121 505 49,500 SH   SOLE   49,500 0 0
GSV CAPITAL CORP COM 36191J101 415 60,104 SH   SOLE   60,104 0 0
HAYMAKER ACQ COM 420870107 1,034 105,912 SH   SOLE   105,912 0 0
HAYMAKER ACQUISITION CORP. WTS Warrants 420870115 67 52,956 SH   SOLE   52,956 0 0
HENNESSY CAP ACQUISITION CORP III COM COM 42588L105 173 16,939 SH   SOLE   16,939 0 0
HL ACQUISITION Units G4603R114 500 49,031 SH   SOLE   49,031 0 0
HUNTER MARITIME ACQUISITION CL A Y37828111 415 41,618 SH   SOLE   41,618 0 0
HUNTER MARITIME ACQUISITION WTS W EXP 99/99/999 Y37828129 30 113,735 SH   SOLE   113,735 0 0
I-AM CAPITAL ACQUISITION CO COM 45074Q108 2,918 287,528 SH   SOLE   287,528 0 0
I AM CAP ACQUISITION CO Rights 45074Q124 122 243,528 SH   SOLE   243,528 0 0
I AM CAP ACQUISITION CO Warrants 45074Q116 85 243,528 SH   SOLE   243,528 0 0
INDUSTREA ACQUISITION CORP COM 45579J104 6,482 635,468 SH   SOLE   635,468 0 0
INDUSTREA ACQUISITION CORP-CW22 Warrants 45579J112 335 607,967 SH   SOLE   607,967 0 0
INVESCO HIGH INCOME TRUST COM 46131F101 1,642 119,846 SH   SOLE   119,846 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 11,864 276,424 SH   SOLE   276,424 0 0
JAPAN SMALLER CAPTLZTN FD INC COM 47109U104 7,267 656,455 SH   SOLE   656,455 0 0
KAYNE ANDERSON ACQUISITION COM 48661U102 207 20,400 SH   SOLE   20,400 0 0
KBL MERGER CORP IV COM 48242A104 5,540 548,653 SH   SOLE   548,653 0 0
KBL MERGER CORP IV-RTS Rights 48242A120 239 519,515 SH   SOLE   519,515 0 0
KBL MERGER CORP IV-CW22 Warrants 48242A112 112 525,985 SH   SOLE   525,985 0 0
KEARNY FINANCIAL CORP MD COM 48716P108 139 10,000 SH   SOLE   10,000 0 0
LATIN AMERICAN DISCOVERY FD COM 51828C106 915 82,099 SH   SOLE   82,099 0 0
LAZARD WORLD DIVIDEND & INCOME COM 521076109 6,342 608,027 SH   SOLE   608,027 0 0
LEGACY ACQUISITION Units 524643202 115 11,400 SH   SOLE   11,400 0 0
LEISURE ACQUISITION CORP UNIT Units 52539T206 1,402 135,235 SH   SOLE   135,235 0 0
LF CAPITAL ACQUISTION Units 50200K207 2,999 296,674 SH   SOLE   296,674 0 0
LONGEVITY ACQUISTION CORP Units G56372108 1,907 186,197 SH   SOLE   186,197 0 0
MATLIN & PARTNERS COM 57682V106 250 25,000 SH   SOLE   25,000 0 0
MEDLEY MANAGEMENT COM 56165R103 98 18,743 SH   SOLE   18,743 0 0
MEXICO EQUITY & INCOME COM 592834105 852 69,375 SH   SOLE   69,375 0 0
MODERN MEDIA ACQUISITION COR COM 60765P103 3,569 353,386 SH   SOLE   353,386 0 0
MODERN MEDIA ACQUISITION-RTS Rights 60765P129 136 309,607 SH   SOLE   309,607 0 0
MODERN MEDIA ACQUISITIO-CW22 Warrants 60765P111 90 156,078 SH   SOLE   156,078 0 0
MORGAN STANLEY ASIA PAC FD COM 61744U106 6,046 366,173 SH   SOLE   366,173 0 0
MTECH ACQUISITION CORP. COM 55378W107 2,464 241,558 SH   SOLE   241,558 0 0
MTECH ACQUISITION CORP Warrants 55378W115 358 241,558 SH   SOLE   241,558 0 0
MUDRICK CAPITAL ACQUISTION Units 624745204 1,308 127,506 SH   SOLE   127,506 0 0
MVC CAPITAL INC COM 553829102 7,591 786,604 SH   SOLE   786,604 0 0
NEW YORK REIT INC COM 64976L109 1,858 102,400 SH   SOLE   102,400 0 0
NEXPOINT STRATEGIC OPP COM 65340G205 1,374 62,595 SH   SOLE   62,595 0 0
OPES ACQUISTION CORP. Units 68373P209 1,335 131,470 SH   SOLE   131,470 0 0
PENSARE ACQUISITION CORP COM 70957E105 2,316 232,491 SH   SOLE   232,491 0 0
PENSARE ACQUISITION CORP Rights 70957E121 53 117,219 SH   SOLE   117,219 0 0
PENSARE ACQUISITION CORP Warrants 70957E113 21 41,202 SH   SOLE   41,202 0 0
PURE ACQUISTION COM 74621Q106 12,735 1,312,178 SH   SOLE   1,312,178 0 0
PURE ACQUISTION WTS Warrants 74621Q114 518 384,062 SH   SOLE   384,062 0 0
REGALWOOD GLOBAL ENERGY COM G74760102 182 18,696 SH   SOLE   18,696 0 0
SENTINEL ENERGY SERVICES Units G8062D128 334 32,413 SH   SOLE   32,413 0 0
SOURCE CAPITAL INC COM 836144105 9,271 230,615 SH   SOLE   230,615 0 0
STELLAR AQCUISITION III *W EXP 03/22/202 Y8172W115 19 390,881 SH   SOLE   390,881 0 0
STEWART INFORMATION SERVICES COM 860372101 830 18,448 SH   SOLE   18,448 0 0
SWISS HELVETIA FUND COM 870875101 17,507 2,057,237 SH   SOLE   2,057,237 0 0
TAIWAN FD INC COM 874036106 9,117 475,588 SH   SOLE   475,588 0 0
TENZING ACQUISITION CORP Units G8708A124 1,520 151,042 SH   SOLE   151,042 0 0
THUNDER BRIDGE ACQUISTION Units G8857R118 2,729 269,417 SH   SOLE   269,417 0 0
TIBERIUS ACQUISTION Units 88633A206 2,925 285,963 SH   SOLE   285,963 0 0
TKK SYMPHONY ACQUISTION COM G88950103 6,120 644,176 SH   SOLE   644,176 0 0
TKK SYMPHONY ACQUISITION CORP RTS rights G88950137 299 658,776 SH   SOLE   658,776 0 0
TKK SYMPHONY ACQUISTION WT Warrants G88950129 158 656,776 SH   SOLE   656,776 0 0
TOTTENHAM ACQUISTION Units G8959N130 545 52,474 SH   SOLE   52,474 0 0
TRI CONTL CORP COM COM 895436103 4,524 162,318 SH   SOLE   162,318 0 0
TRIDENT ACQUISTION UNITS 89615T205 3,941 389,752 SH   SOLE   389,752 0 0
TRINITY MERGER CORP COM 89653L106 1,573 160,000 SH   SOLE   160,000 0 0
TRINITY MERGER CORP Warrants 89653L114 130 260,000 SH   SOLE   260,000 0 0
TRINITY PLACE HOLDINGS INC COM 89656D101 1,635 268,502 SH   SOLE   268,502 0 0
TWELVE SEAS INVESTMENT Units G9145A123 846 82,400 SH   SOLE   82,400 0 0
UNION ACQUISITION CORP UNITS Unit G9366W119 3,386 324,071 SH   SOLE   324,071 0 0
VANTAGE ENERGY ACQUISITION CORP COM CL A com 92211L105 621 62,413 SH   SOLE   62,413 0 0
VANTAGE ENERGY ACQUISITION CORP WTS Warrants 92211L113 20 13,500 SH   SOLE   13,500 0 0
VECTOIQ ACQUISTION Units 92243N202 969 95,020 SH   SOLE   95,020 0 0