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
ABAXIS INC ABAX COMMON 002567105 1,268 30,100 SH   SOLE   3,000 0 27,100
ABERDEEN LATIN AMER L FOREIGN 00306K106 235 7,405 SH   SOLE   0 0 7,405
ACACIA RESH CORP ACTG COMMON 003881307 648 28,115 SH   SOLE   1,500 0 26,615
ACME UTD CORP ACU COMMON 004816104 2,638 174,818 SH   SOLE   4,000 0 170,818
ADVANTAGE OIL & GAS A COMMON 00765F101 361 94,160 SH   SOLE   0 0 94,160
ARLINGTON ASSET INVT REAL ES 041356205 1,963 82,545 SH   SOLE   0 0 82,545
ASHFORD 8.45% D AHT-P PREFERR 044103406 843 33,375 SH   SOLE   0 0 33,375
ASTROTECH CORP ASTC COMMON 046484101 195 254,375 SH   SOLE   60,000 0 194,375
ASURE SOFTWARE INC AS COMMON 04649U102 526 121,655 SH   SOLE   10,000 0 111,655
ATLAS ENERGY COMMON 049298102 890 16,300 SH   SOLE   0 0 16,300
ATLAS PIPELINE COMMON 049392103 2,277 58,690 SH   SOLE   0 0 58,690
BALCHEM CORP BCPC COMMON 057665200 3,907 75,495 SH   SOLE   5,062 0 70,433
BERKSHIRE HATHAWAY BR COMMON 084670702 1,619 14,266 SH   SOLE   0 0 14,266
BOSTON BEER INC SAM COMMON 100557107 928 3,800 SH   SOLE   0 0 3,800
BOWL AMER INC BWL COMMON 102565108 624 45,945 SH   SOLE   0 0 45,945
BREITBURN ENERGY COMMON 106776107 1,613 87,985 SH   SOLE   0 0 87,985
BRIDGELINE SOFTWARE B COMMON 10807Q205 289 262,750 SH   SOLE   30,000 0 232,750
BURCON NUTRASCIENCE B COMMON 120831102 277 95,075 SH   SOLE   15,000 0 80,075
CALUMET SPECIALTY LP COMMON 131476103 349 12,785 SH   SOLE   0 0 12,785
CAMPUS CREST 8.00% A PREFERR 13466Y204 974 37,450 SH   SOLE   0 0 37,450
CARRIAGE SVCS 7.00% C PREFERR 14444T309 2,178 43,800 SH   SOLE   0 0 43,800
CARRIAGE SVCS INC CSV COMMON 143905107 4,466 230,222 SH   SOLE   6,000 0 224,222
CEDAR FAIR COMMON 150185106 1,945 44,620 SH   SOLE   0 0 44,620
CELADON GROUP INC CGI COMMON 150838100 929 49,767 SH   SOLE   6,000 0 43,767
CORENERGY INFRASTRUC REAL ES 21870U205 2,659 379,835 SH   SOLE   8,500 0 371,335
CORPORATE OFF PPTYS T REAL ES 22002T108 661 28,625 SH   SOLE   0 0 28,625
CPI AEROSTRUCTURES IN COMMON 125919308 1,452 125,250 SH   SOLE   5,000 0 120,250
CRIMSON EXPLORATION C COMMON 22662K207 701 232,825 SH   SOLE   10,000 0 222,825
CUMBERLAND PHARMACEUT COMMON 230770109 414 91,303 SH   SOLE   0 0 91,303
DAKTRONICS DAKT COMMON 234264109 1,943 173,620 SH   SOLE   9,700 0 163,920
DELPHI ENERGY CORP DP COMMON 247128101 529 346,000 SH   SOLE   15,000 0 331,000
DESTINATION XL GROUP COMMON 25065K104 828 127,917 SH   SOLE   15,000 0 112,917
DHX MEDIA LTD DHX.T COMMON 252406103 3,729 1,128,900 SH   SOLE   60,000 0 1,068,900
DORCHESTER MINERALS COMMON 25820R105 2,075 86,820 SH   SOLE   0 0 86,820
DOUBLE EAGLE 9.25% A PREFERR 258570407 1,259 50,630 SH   SOLE   0 0 50,630
DYNAMICS RESH CORP DR COMMON 268057106 182 23,910 SH   SOLE   0 0 23,910
ENSIGN GROUP INC ENSG COMMON 29358P101 3,590 87,320 SH   SOLE   5,625 0 81,695
ENVIROSTAR INC EVI COMMON 29414M100 986 497,979 SH   SOLE   35,000 0 462,979
ERICKSON AIR-CRANE IN COMMON 29482P100 778 49,700 SH   SOLE   4,000 0 45,700
EVOLUT PETRO 8.50% A PREFERR 30049A206 1,243 47,150 SH   SOLE   0 0 47,150
EVOLUTION PETROLEUM EPM COMMON 30049A107 5,768 512,250 SH   SOLE   30,400 0 481,850
FID/CLAY MLP FMO COMMON 31647Q106 418 16,974 SH   SOLE   0 0 16,974
FID/CLAY PFD FFC PREFERR 338478100 839 46,525 SH   SOLE   0 0 46,525
FIRST MAJESTIC SILVER COMMON 32076V103 3,177 267,835 SH   SOLE   16,490 0 251,345
FIRST POTOMAC 7.75% A PREFERR 33610F307 1,153 45,375 SH   SOLE   0 0 45,375
FIRST POTOMAC RLTY TR REAL ES 33610F109 731 58,155 SH   SOLE   0 0 58,155
FLEXIBLE SOLUTIONS FS COMMON 33938T104 587 524,525 SH   SOLE   10,000 0 514,525
FRANCO NEVADA CORP CO COMMON 351858105 714 15,781 SH   SOLE   1,046 0 14,735
GASTAR EXPLOR 8.620% PREFERR 36729P207 1,121 47,220 SH   SOLE   0 0 47,220
GENERAL FINANCE CORP COMMON 369822101 1,119 208,750 SH   SOLE   10,000 0 198,750
GLACIER WATER 9.06% A PREFERR 376398202 745 28,865 SH   SOLE   0 0 28,865
GLADSTONE CAPITAL COR REAL ES 376535100 189 21,625 SH   SOLE   0 0 21,625
GLADSTONE COML CORP G REAL ES 376536108 1,573 87,564 SH   SOLE   0 0 87,564
GLADSTONE LD CORP LAN REAL ES 376549101 2,332 152,850 SH   SOLE   3,000 0 149,850
GLOBAL AIRCRAFT SOL G COMMON 378964100 0 50,650 SH   SOLE   0 0 50,650
GMX BONDS 18.75 4.50% CONVERT 38011MAJ7 37 666,000 SH   SOLE   0 0 666,000
GOLDCORP INC NEW GG COMMON 380956409 1,170 44,996 SH   SOLE   4,300 0 40,696
GP STRATEGIES CORP GP COMMON 36225V104 309 11,775 SH   SOLE   0 0 11,775
GRACE ACQUI 8.750% P PREFERR 982568206 300 26,080 SH   SOLE   0 0 26,080
GRAMERCY PPTY 8.125% PREFERR 38489R209 669 19,435 SH   SOLE   0 0 19,435
GRAMERCY PPTY TR INC REAL ES 38489R100 1,467 353,500 SH   SOLE   0 0 353,500
GRAN TIERRA ENERGY IN COMMON 38500T101 339 47,753 SH   SOLE   0 0 47,753
GSE SYS INC GVP COMMON 36227K106 767 488,765 SH   SOLE   30,000 0 458,765
H & Q LIFE SCIENCES H MUTUAL 404053100 887 46,098 SH   SOLE   0 0 46,098
HAIN CELESTIAL GROUP COMMON 405217100 1,396 18,103 SH   SOLE   2,000 0 16,103
HARVARD BIOSCIENCE COMMON 416906105 2,163 411,225 SH   SOLE   10,000 0 401,225
HEALTH CARE REIT INC REAL ES 42217K106 1,958 31,395 SH   SOLE   0 0 31,395
HENRY JACK & ASSOC JKHY' COMMON 426281101 855 16,550 SH   SOLE   0 0 16,550
HI-CRUSH PARTNERS COMMON 428337109 1,931 73,330 SH   SOLE   0 0 73,330
HUDSON TECHNOLOGIES I COMMON 444144109 1,423 700,750 SH   SOLE   20,000 0 680,750
I D SYSTEMS INC IDSY COMMON 449489103 1,077 174,800 SH   SOLE   7,000 0 167,800
ICON PLC SHS ICLR COMMON G4705A100 471 11,500 SH   SOLE   0 0 11,500
IDEX CORP IEX COMMON 45167R104 1,154 17,680 SH   SOLE   0 0 17,680
II-VI INC IIVI COMMON 902104108 4,908 261,074 SH   SOLE   7,800 0 253,274
IMAGE SENSING SYS INC COMMON 45244C104 521 73,335 SH   SOLE   3,000 0 70,335
IMPRIMIS PHARMA IMMY COMMON 45323A201 288 64,100 SH   SOLE   7,000 0 57,100
INDEPENDENCE RLTY IRT REAL ES 45378A106 1,302 157,800 SH   SOLE   0 0 157,800
INTEST CORP INTT COMMON 461147100 1,631 411,985 SH   SOLE   15,000 0 396,985
INVENTURE FOODS INC S COMMON 461212102 267 25,400 SH   SOLE   0 0 25,400
ISHARES SILVER TRUST MUTUAL 46428Q109 811 38,780 SH   SOLE   0 0 38,780
JAPAN SMALLER CAPTL J FOREIGN 47109U104 363 39,957 SH   SOLE   0 0 39,957
KAYNE ANDERSON MLP KYN MUTUAL 486606106 1,171 32,670 SH   SOLE   0 0 32,670
KAYNE MIDSTREAM FUND MUTUAL 48661E106 252 7,855 SH   SOLE   0 0 7,855
KIMCO PFD H 6.90% H K PREFERR 49446R828 851 34,100 SH   SOLE   0 0 34,100
KMG CHEMICALS INC KMG COMMON 482564101 2,940 133,700 SH   SOLE   5,000 0 128,700
KRATOS DEFENSE & SEC COMMON 50077B207 1,485 179,402 SH   SOLE   7,000 0 172,402
LASALLE HOTEL 7.50% H PREFERR 517942702 1,286 52,175 SH   SOLE   0 0 52,175
LASALLE HOTEL PPTY LH REAL ES 517942108 434 15,230 SH   SOLE   0 0 15,230
LAYNE CHRISTENSEN CO COMMON 521050104 659 33,005 SH   SOLE   2,100 0 30,905
LEXINGTON PPTYS LXP REAL ES 529043101 623 55,463 SH   SOLE   0 0 55,463
LUMINA COPPER LCC.V COMMON 55025N104 2,228 436,075 SH   SOLE   30,000 0 406,075
MAC-GRAY CORP TUC COMMON 554153106 833 57,195 SH   SOLE   6,000 0 51,195
MAGNUM HUN RE 10.25% PREFERR 55973B201 1,140 45,220 SH   SOLE   0 0 45,220
MAGNUM HUNTER MHR COMMON 55973B102 1,586 257,040 SH   SOLE   11,964 0 245,076
MV GOLD STX ETF GDX MUTUAL 57060U100 285 11,390 SH   SOLE   0 0 11,390
MV JR GOLD MINERS GDXJ MUTUAL 57060U589 476 11,675 SH   SOLE   0 0 11,675
MARLIN MIDSTREAM COMMON 57118V100 269 15,000 SH   SOLE   0 0 15,000
MARTEN TRANS LTD MRTN COMMON 573075108 900 52,437 SH   SOLE   0 0 52,437
MARTIN MIDSTREAM COMMON 573331105 1,824 38,865 SH   SOLE   0 0 38,865
MEDICAL PPTYS TRUST I REAL ES 58463J304 1,497 122,990 SH   SOLE   0 0 122,990
MICRONET $6.25 04/15/ WARRANT 595117110 53 48,015 SH   SOLE   3,000 0 45,015
MICRONET ENERTEC TECH COMMON 595117102 928 172,090 SH   SOLE   6,000 0 166,090
MILLER INDS INC TENN COMMON 600551204 995 58,610 SH   SOLE   0 0 58,610
MOCON INC MOCO COMMON 607494101 1,543 112,792 SH   SOLE   5,000 0 107,792
MONMOUTH PFD-B 7.88% PREFERR 609720305 748 29,200 SH   SOLE   0 0 29,200
MONMOUTH REAL ESTATE REAL ES 609720107 1,619 178,555 SH   SOLE   0 0 178,555
MONROE CAPITAL COMMON 610335101 1,791 137,850 SH   SOLE   0 0 137,850
NEOGENOMICS INC NEO COMMON 64049M209 1,595 531,700 SH   SOLE   50,000 0 481,700
NEWMONT MINING COMMON 651639106 225 8,000 SH   SOLE   1,600 0 6,400
NGP CAP RES CO NGPC MUTUAL 62912R107 331 44,515 SH   SOLE   0 0 44,515
NORTHERN OIL & GAS NO COMMON 665531109 1,284 88,950 SH   SOLE   3,000 0 85,950
NOVELOS THERAPEUTICS COMMON 67000M209 222 617,248 SH   SOLE   50,000 0 567,248
OCULUS INNOVATIVE SCI COMMON 67575P207 623 227,461 SH   SOLE   8,571 0 218,890
OXFORD LANE CAPITAL COMMON 691543102 1,621 105,665 SH   SOLE   0 0 105,665
PARAMOUNT GOLD & SILV COMMON 69924P102 545 422,550 SH   SOLE   20,000 0 402,550
PICO HLDGS INC PICO COMMON 693366205 2,790 128,821 SH   SOLE   5,000 0 123,821
POWERSHS DB AG DBA MUTUAL 73936B408 602 23,812 SH   SOLE   0 0 23,812
POWERSHS SMCAP UTIL PSCU COMMON 73937B837 2,296 69,990 SH   SOLE   0 0 69,990
PREFERRED APT COMM AP REAL ES 74039L103 1,097 135,095 SH   SOLE   0 0 135,095
PRIVATEBANC 10.00% A PREFERR 74272L208 1,068 41,855 SH   SOLE   0 0 41,855
PS AGRI LG ETN AGF MUTUAL 25154H533 520 35,785 SH   SOLE   0 0 35,785
PROFESSIONAL DIVERSIT COMMON 74312Y103 335 72,650 SH   SOLE   5,000 0 67,650
PSIVIDA CORP PSDV COMMON 74440J101 332 80,884 SH   SOLE   20,000 0 60,884
PURE TECHNOLOGIES LTD COMMON 745915108 1,748 373,525 SH   SOLE   20,000 0 353,525
PURECYCLE CORP PCYO COMMON 746228303 555 120,150 SH   SOLE   0 0 120,150
QR ENERGY COMMON 74734R108 1,229 75,515 SH   SOLE   0 0 75,515
QUADRANT 4 SYSTEMS QF COMMON 74735A104 486 1,766,124 SH   SOLE   35,000 0 1,731,124
QUAKER CHEM CORP KWR COMMON 747316107 2,725 37,305 SH   SOLE   2,000 0 35,305
QUALSTAR CORP QBAK COMMON 74758R109 352 256,920 SH   SOLE   20,000 0 236,920
RAND LOGISTICS CORP R COMMON 752182105 1,132 231,931 SH   SOLE   20,000 0 211,931
RCM TECHNOLOGIES INC COMMON 749360400 565 93,745 SH   SOLE   10,000 0 83,745
RIO ALTO MNG LTD NEW COMMON 76689T104 40 20,200 SH   SOLE   6,000 0 14,200
ROYAL GOLD INC RGLD COMMON 780287108 1,053 21,645 SH   SOLE   1,500 0 20,145
ROYCE MICRO TRUST COMMON 780915104 2,848 243,207 SH   SOLE   0 0 243,207
S&W SEED CO SANW COMMON 785135104 2,666 318,475 SH   SOLE   14,250 0 304,225
SAN JUAN COMMON 798241105 1,476 92,345 SH   SOLE   0 0 92,345
SANDSTORM GOLD LTD CO COMMON 80013R206 676 125,590 SH   SOLE   4,700 0 120,890
SARATOGA RES INC TEX COMMON 803521103 492 206,850 SH   SOLE   22,400 0 184,450
SAUL CENTERS 8.00% A PREFERR 804095200 348 13,573 SH   SOLE   0 0 13,573
SEABRIDGE GOLD INC SA COMMON 811916105 592 56,605 SH   SOLE   0 0 56,605
SEASPAN CORP SSW COMMON Y75638109 836 34,170 SH   SOLE   3,000 0 31,170
SENIOR HSG PPTYS SNH REAL ES 81721M109 495 21,215 SH   SOLE   0 0 21,215
SIGNATURE BK NEW YORK COMMON 82669G104 254 2,775 SH   SOLE   325 0 2,450
SILVER WHEATON CORP S COMMON 828336107 2,034 82,113 SH   SOLE   1,850 0 80,263
SILVERCREST MINES SVL COMMON 828365106 91 51,600 SH   SOLE   15,000 0 36,600
SMARTPROS LTD SPRO COMMON 83171G103 353 165,100 SH   SOLE   5,000 0 160,100
SPARTON CORP SPA COMMON 847235108 4,486 175,925 SH   SOLE   7,000 0 168,925
SPDR GOLD TRUST COMMON 78463V107 314 2,446 SH   SOLE   0 0 2,446
SPECTRUM PHARMA SPPI COMMON 84763A108 2,156 257,295 SH   SOLE   3,500 0 253,795
STANDARD PARKING CORP COMMON 853790103 2,852 106,080 SH   SOLE   4,000 0 102,080
STAR BUFFET INC STRZQ COMMON 855086104 77 33,625 SH   SOLE   0 0 33,625
STERICYCLE INC SRCL COMMON 858912108 5,578 48,340 SH   SOLE   3,200 0 45,140
STORM CAT ENERGY CORP COMMON 862168101 1 193,700 SH   SOLE   0 0 193,700
STRATEGIC HTL 8.25% C PREFERR 86272T502 902 39,490 SH   SOLE   0 0 39,490
SUNOPTA INC STKL COMMON 8676EP108 1,811 186,302 SH   SOLE   10,000 0 176,302
SUPERCONDUCTOR TECH S COMMON 867931404 378 233,212 SH   SOLE   5,000 0 228,212
SYMBILITY SOLUTIONS A COMMON 87150W104 10 25,000 SH   SOLE   0 0 25,000
T3 I WARR $3.50 5/13/ WARRANT 89853X124 2 177,100 SH   SOLE   5,000 0 172,100
T3 MOTION INC TTTM COMMON 89853X306 21 283,900 SH   SOLE   40,800 0 243,100
TARGA RESOURCES COMMON 87611X105 3,010 58,475 SH   SOLE   0 0 58,475
TEAM INC TISI COMMON 878155100 3,915 98,495 SH   SOLE   6,000 0 92,495
TORTOISE ENERGY INFRA TYG COMMON 89147L100 204 4,450 SH   SOLE   0 0 4,450
TORTOISE MLP FD NTG MUTUAL 89148B101 2,534 93,612 SH   SOLE   0 0 93,612
TRAVELCENTERS OF AMERICA COMMON 894174101 76 10,000 SH   SOLE   10,000 0 0
TRIANGLE PETROLEUM TPM COMMON 89600B201 4,848 493,677 SH   SOLE   19,000 0 474,677
TRUETT-HURST INC THST COMMON 897871109 1,319 239,850 SH   SOLE   8,000 0 231,850
TYLER TECHNOLOGIES TYL COMMON 902252105 6,906 78,950 SH   SOLE   3,000 0 75,950
USA COMPRESSION COMMON 90290N109 493 20,700 SH   SOLE   0 0 20,700
U M H PROPERTIES UMH REAL ES 903002103 691 69,625 SH   SOLE   0 0 69,625
U S PHYSICAL THERAPY COMMON 90337L108 3,049 98,098 SH   SOLE   4,000 0 94,098
UROPLASTY INC UPI COMMON 917277204 1,055 318,822 SH   SOLE   15,000 0 303,822
VANGUARD NAT RES COMMON 92205F106 1,884 67,320 SH   SOLE   0 0 67,320
VENAXIS INC COM APPY COMMON 92262A107 921 474,584 SH   SOLE   30,500 0 444,084
WAVE SYSTEMS CORP CL COMMON 943526400 118 90,655 SH   SOLE   5,000 0 85,655
WESDOME GOLD MINES WD COMMON 95083R100 322 476,300 SH   SOLE   21,700 0 454,600
WILLDAN GROUP INC WLD COMMON 96924N100 1,063 286,394 SH   SOLE   15,000 0 271,394
WINTHROP RLTY 9.25% D PREFERR 976391508 1,530 57,725 SH   SOLE   0 0 57,725
WORLDWIDE ENERGY WEMU COMMON 98158R104 0 95,475 SH   SOLE   0 0 95,475
XG TECH $6.87 7/15/18 WARRANT 98372A408 64 49,650 SH   SOLE   0 0 49,650
XG TECHNOLOGY INC XGTI COMMON 98372A309 991 202,250 SH   SOLE   10,000 0 192,250
XPLORE TECHNOLOGIES X COMMON 983950700 836 199,575 SH   SOLE   5,000 0 194,575
YAMANA GOLD INC AUY COMMON 98462Y100 710 68,308 SH   SOLE   4,656 0 63,652