RCG RENN Fund, Inc. | Miscellaneous | 135 | 160,045 | $360,590.00 | 0 | $0.00 |
LOV Spark Networks SE | Computer and Technology | 49 | 1,841,032 | $4,865,049.00 | 577,364 | $3,584,018.00 |
EMAN eMagin Co. | Computer and Technology | 40 | 0 | $0.00 | 1,740,586 | $5,557,437.00 |
DPW Ault Global Holdings, Inc. | Multi-Sector Conglomerates | 30 | 3,438,187 | $7,687,889.00 | 47,000 | $92,540.00 |
MLSS Milestone Scientific Inc. | Medical | 23 | 0 | $0.00 | 161,490 | $242,021.00 |
KLR Kaleyra, Inc. | Computer and Technology | 22 | 26,368 | $277,680.00 | 355,834 | $3,577,855.00 |
DSS DSS, Inc. | Multi-Sector Conglomerates | 22 | 1,402,546 | $1,741,786.00 | 0 | $0.00 |
NG NovaGold Resources Inc. | Basic Materials | 21 | 0 | $0.00 | 726,914 | $5,670,256.00 |
MXC Mexco Energy Co. | Oils/Energy | 20 | 0 | $0.00 | 64,202 | $972,767.00 |
SENS Senseonics Holdings, Inc. | Medical | 19 | 0 | $0.00 | 2,335,875 | $6,638,850.00 |
PED PEDEVCO Corp. | Oils/Energy | 18 | 785,649 | $953,045.00 | 359,076 | $447,340.00 |
LEU Centrus Energy Corp. | Basic Materials | 17 | 51,900 | $1,129,461.00 | 144,923 | $5,649,915.00 |
CTO CTO Realty Growth, Inc. | Finance | 16 | 39,688 | $987,186.00 | 9,250 | $511,825.00 |
CMT Core Molding Technologies, Inc. | Industrial Products | 14 | 26,056 | $278,728.00 | 21,561 | $332,686.00 |
TMP Tompkins Financial Co. | Finance | 13 | 1,181 | $94,402.00 | 8,563 | $704,050.00 |
ZDGE Zedge, Inc. | Computer and Technology | 12 | 7,775 | $42,428.00 | 76,742 | $1,365,234.00 |
CCF Chase Co. | Construction | 11 | 0 | $0.00 | 11,200 | $1,142,956.00 |
BRN Barnwell Industries, Inc. | Oils/Energy | 10 | 377,426 | $1,020,199.00 | 89,260 | $450,099.00 |
INFU InfuSystem Holdings Inc. | Medical | 10 | 10,000 | $106,700.00 | 161,816 | $2,540,859.00 |
BDR Blonder Tongue Laboratories, Inc. | Computer and Technology | 9 | 0 | $0.00 | 174,087 | $229,177.00 |
VOLT Volt Information Sciences, Inc. | Business Services | 9 | 31,897 | $113,429.00 | 0 | $0.00 |
URG Ur-Energy Inc. | Basic Materials | 9 | 0 | $0.00 | 1,030,550 | $1,821,512.00 |
UUUU Energy Fuels Inc. | Basic Materials | 9 | 20,977 | $109,950.00 | 54,287 | $538,763.00 |
TRT Trio-Tech International | Computer and Technology | 8 | 0 | $0.00 | 149,249 | $1,361,981.00 |
NSPR InspireMD, Inc. | Medical | 8 | 118,502 | $434,578.00 | 0 | $0.00 |
SACH Sachem Capital Corp. | Finance | 8 | 14,000 | $74,320.00 | 4,264 | $24,262.00 |
TMQ Trilogy Metals Inc. | Basic Materials | 7 | 50,000 | $47,000.00 | 273,105 | $543,767.00 |
VGZ Vista Gold Corp. | Basic Materials | 7 | 100,000 | $97,000.00 | 0 | $0.00 |
UAVS AgEagle Aerial Systems, Inc. | Consumer Staples | 7 | 0 | $0.00 | 185,533 | $1,384,800.00 |
EVBN Evans Bancorp, Inc. | Finance | 7 | 0 | $0.00 | 13,310 | $517,674.00 |
DLA Delta Apparel, Inc. | Consumer Discretionary | 7 | 1,000 | $28,410.00 | 23,704 | $688,173.00 |
IMH Impac Mortgage Holdings, Inc. | Finance | 6 | 700,000 | $896,000.00 | 703,814 | $898,514.00 |
LCTX Lineage Cell Therapeutics, Inc. | Medical | 6 | 53,650 | $83,885.00 | 506,308 | $1,242,908.00 |
NBY NovaBay Pharmaceuticals, Inc. | Medical | 6 | 432,591 | $201,235.00 | 0 | $0.00 |
BRG Bluerock Residential Growth REIT, Inc. | Finance | 6 | 6,495 | $116,306.00 | 4,940 | $124,980.00 |
TPHS Trinity Place Holdings Inc. | Finance | 6 | 11,750 | $19,970.00 | 0 | $0.00 |
UEC Uranium Energy Corp. | Basic Materials | 5 | 0 | $0.00 | 169,220 | $414,521.00 |
RVP Retractable Technologies, Inc. | Medical | 5 | 362,161 | $1,346,652.00 | 10,000 | $37,600.00 |
OCX OncoCyte Co. | Medical | 5 | 6,125,252 | $8,137,390.00 | 0 | $0.00 |
ACU Acme United Co. | Consumer Discretionary | 5 | 0 | $0.00 | 19,240 | $823,088.00 |
ELA Envela Co. | Retail/Wholesale | 5 | 19,681 | $86,513.00 | 0 | $0.00 |
CRMD CorMedix Inc. | Medical | 5 | 27,000 | $113,670.00 | 0 | $0.00 |
CTEK CynergisTek, Inc. | Business Services | 5 | 63,000 | $106,730.00 | 0 | $0.00 |
MTMT Mega Matrix Corp. | Multi-Sector Conglomerates | 5 | 0 | $0.00 | 20,791 | $601,248.00 |
GRF Eagle Capital Growth Fund, Inc. | Miscellaneous | 5 | 7,529 | $70,729.00 | 10,000 | $92,250.00 |
FRD Friedman Industries, Incorporated | Industrial Products | 5 | 12,144 | $144,730.00 | 0 | $0.00 |
GLV Clough Global Dividend and Income Fund | Financial Services | 4 | 6,150 | $73,143.00 | 756 | $6,819.00 |
MYO Myomo, Inc. | Medical | 4 | 12,000 | $62,970.00 | 0 | $0.00 |
ISDR Issuer Direct Co. | Industrial Products | 4 | 5,000 | $101,000.00 | 6,250 | $168,887.00 |
NBO Neuberger Berman New York Municipal Fund, Inc. | Miscellaneous | 4 | 0 | $0.00 | 8,300 | $106,634.00 |
CVM CEL-SCI Co. | Medical | 4 | 29,250 | $247,980.00 | 15,000 | $168,750.00 |
COHN Cohen & Company Inc. | Finance | 4 | 0 | $0.00 | 29,886 | $730,525.00 |
CQP Cheniere Energy Partners, L.P. | Oils/Energy | 4 | 65,657 | $2,646,800.00 | 0 | $0.00 |
AE Adams Resources & Energy, Inc. | Oils/Energy | 4 | 1,283 | $38,535.00 | 0 | $0.00 |
AIRI Air Industries Group | Aerospace | 4 | 37,649 | $40,937.00 | 0 | $0.00 |
BTX Brooklyn ImmunoTherapeutics, Inc. | Medical | 4 | 2 | $25.00 | 275,000 | $4,350,500.00 |
VNRX VolitionRx Limited | Medical | 4 | 20,000 | $63,899.00 | 20,000 | $62,900.00 |
ZOM Zomedica Corp. | Basic Materials | 4 | 250,000 | $112,500.00 | 3,862,500 | $3,149,062.00 |
WYY WidePoint Co. | Computer and Technology | 3 | 6,000 | $37,480.00 | 0 | $0.00 |
UFAB Unique Fabricating, Inc. | Auto/Tires/Trucks | 3 | 157,444 | $357,549.00 | 0 | $0.00 |
SSY SunLink Health Systems, Inc. | Medical | 3 | 0 | $0.00 | 171,121 | $505,773.00 |
REI Ring Energy, Inc. | Oils/Energy | 3 | 1,811,501 | $4,501,195.00 | 0 | $0.00 |
RHE Regional Health Properties, Inc. | Finance | 3 | 0 | $0.00 | 11,000 | $157,790.00 |
NML Neuberger Berman MLP and Energy Income Fund Inc. | Financial Services | 3 | 125,000 | $613,998.00 | 0 | $0.00 |
NOG Northern Oil and Gas, Inc. | Oils/Energy | 3 | 0 | $0.00 | 159,922 | $3,259,380.00 |
BHB Bar Harbor Bankshares | Finance | 3 | 1,600 | $43,021.00 | 0 | $0.00 |
BKTI BK Technologies Co. | Computer and Technology | 3 | 11,907 | $32,245.00 | 630,915 | $2,000,000.00 |
APT Alpha Pro Tech, Ltd. | Industrial Products | 3 | 0 | $0.00 | 31,800 | $228,236.00 |
LNG Cheniere Energy, Inc. | Oils/Energy | 3 | 0 | $0.00 | 32,819 | $3,456,947.00 |
GTE Gran Tierra Energy Inc. | Oils/Energy | 3 | 0 | $0.00 | 1,445,500 | $929,780.00 |
HUSA Houston American Energy Corp. | Oils/Energy | 3 | 29,500 | $49,225.00 | 406,000 | $568,400.00 |
IAF Aberdeen Australia Equity Fund, Inc. | Financial Services | 3 | 3,000 | $18,310.00 | 0 | $0.00 |
GDP Goodrich Petroleum Co. | Oils/Energy | 3 | 0 | $0.00 | 2,354,820 | $52,845,620.00 |
FSP Franklin Street Properties Corp. | Finance | 2 | 60,400 | $333,816.00 | 0 | $0.00 |
FCO Aberdeen Global Income Fund, Inc. | Finance | 2 | 2,000 | $16,410.00 | 0 | $0.00 |
GLO Clough Global Opportunities Fund | Financial Services | 2 | 250 | $3,099.00 | 0 | $0.00 |
LODE Comstock Mining Inc. | Basic Materials | 2 | 53,760 | $107,404.00 | 0 | $0.00 |
INTT inTEST Co. | Computer and Technology | 2 | 9,235 | $62,705.00 | 1,167 | $11,086.00 |
BCV Bancroft Fund Ltd. | Finance | 2 | 150 | $3,450.00 | 2,000 | $62,120.00 |
BTN Ballantyne Strong, Inc | Consumer Discretionary | 2 | 84,911 | $331,188.00 | 0 | $0.00 |
ELMD Electromed, Inc. | Medical | 2 | 3,000 | $32,200.00 | 0 | $0.00 |
EIM Eaton Vance Municipal Bond Fund | Financial Services | 2 | 44,415 | $496,095.00 | 0 | $0.00 |
PLX Protalix BioTherapeutics, Inc. | Medical | 2 | 68,000 | $102,000.00 | 918,717 | $2,085,487.00 |
PW Power REIT | Finance | 2 | 0 | $0.00 | 1,000 | $51,231.00 |
PZG Paramount Gold Nevada Corp. | Basic Materials | 2 | 29,600 | $18,363.00 | 0 | $0.00 |
OGEN Oragenics, Inc. | Medical | 2 | 144,785 | $51,922.00 | 0 | $0.00 |
TELL Tellurian Inc. | Oils/Energy | 2 | 36,000 | $132,040.00 | 0 | $0.00 |
THM International Tower Hill Mines Ltd. | Basic Materials | 2 | 0 | $0.00 | 100,200 | $130,260.00 |
WTT Wireless Telecom Group, Inc. | Computer and Technology | 2 | 0 | $0.00 | 202,406 | $609,648.00 |
XPL Solitario Zinc Corp. | Basic Materials | 1 | 50,000 | $25,000.00 | 0 | $0.00 |
YCBD cbdMD, Inc. | Business Services | 1 | 7,400 | $15,096.00 | 0 | $0.00 |
TKAT Takung Art Co., Ltd. | Finance | 1 | 0 | $0.00 | 8,000 | $152,640.00 |
STXS Stereotaxis, Inc. | Medical | 1 | 51,751 | $91,081.00 | 0 | $0.00 |
UAMY United States Antimony Co. | Basic Materials | 1 | 10,000 | $4,500.00 | 0 | $0.00 |
UTG Reaves Utility Income Fund | Finance | 1 | 0 | $0.00 | 263 | $8,944.00 |
VKI Invesco Advantage Municipal Income Trust II | Finance | 1 | 0 | $0.00 | 1,620 | $16,021.00 |
SEB Seaboard Co. | Consumer Staples | 1 | 2,415,459 | $50,000,001.00 | 0 | $0.00 |
RLGT Radiant Logistics, Inc. | Transportation | 1 | 0 | $0.00 | 17,941 | $117,692.00 |
NTIP Network-1 Technologies, Inc. | Computer and Technology | 1 | 0 | $0.00 | 150,000 | $538,500.00 |
EVI EVI Industries, Inc. | Industrial Products | 1 | 0 | $0.00 | 1,375 | $45,457.00 |
EVV Eaton Vance Limited Duration Income Fund | Financial Services | 1 | 8,000 | $104,800.00 | 0 | $0.00 |
FAX Aberdeen Asia-Pacific Income Fund, Inc. | Finance | 1 | 1,000 | $4,210.00 | 0 | $0.00 |
CRF Cornerstone Total Return Fund, Inc. | Finance | 1 | 0 | $0.00 | 13,000 | $164,840.00 |
CET Central Securities Corp. | Finance | 1 | 100 | $4,230.00 | 0 | $0.00 |
CLM Cornerstone Strategic Value Fund, Inc. | Finance | 1 | 0 | $0.00 | 13,000 | $167,570.00 |
BDL Flanigan's Enterprises, Inc. | Retail/Wholesale | 1 | 4,000 | $64,080.00 | 0 | $0.00 |
AUMN Golden Minerals | Basic Materials | 1 | 0 | $0.00 | 25,430 | $10,172.00 |
AMPE Ampio Pharmaceuticals, Inc. | Medical | 1 | 0 | $0.00 | 22,500 | $40,275.00 |
AINC Ashford Inc. | Finance | 1 | 13,468 | $199,999.00 | 0 | $0.00 |
INUV Inuvo, Inc. | Computer and Technology | 1 | 42,035 | $28,583.00 | 0 | $0.00 |
MCF Contango Oil & Gas | Oils/Energy | 1 | 317,525 | $968,451.00 | 0 | $0.00 |
NEN New England Realty Associates Limited Partnership | Finance | 1 | 2,500 | $154,750.00 | 0 | $0.00 |
NAVB Navidea Biopharmaceuticals, Inc. | Medical | 1 | 15,000 | $25,500.00 | 0 | $0.00 |
GLQ Clough Global Equity Fund | Financial Services | 1 | 200 | $3,076.00 | 0 | $0.00 |
IBIO iBio, Inc. | Medical | 1 | 0 | $0.00 | 24,625 | $8,618.00 |
EPM Evolution Petroleum Co. | Oils/Energy | 1 | 0 | $0.00 | 4,870 | $26,979.00 |
ESP Espey Mfg. & Electronics Corp. | Aerospace | 1 | 0 | $0.00 | 600 | $8,400.00 |
GBR New Concept Energy, Inc. | Oils/Energy | 1 | 0 | $0.00 | 51,319 | $309,453.00 |
GGN GAMCO Global Gold, Natural Resources & Income Trust | Financial Services | 1 | 150 | $574.00 | 0 | $0.00 |