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
Aehr Test Systems common 00760J108 3,702 1,898,534 SH   SOLE   1,898,534 0 0
American Superconductor Corpor common 030111207 9,925 1,220,814 SH   SOLE   1,220,814 0 0
Anchiano Therapeutics, Ltd. - common 03280X102 217 158,123 SH   SOLE   158,123 0 0
Aqua Metals, Inc. common 03837J101 2,616 1,868,907 SH   SOLE   1,868,907 0 0
Atomera Incorporated common 04965B100 9,372 1,041,367 SH   SOLE   1,041,367 0 0
Avid Bioservices, Inc. common 05368M106 4,785 728,832 SH   SOLE   728,832 0 0
Bellus Health Inc. common 07987C204 1,420 138,012 SH   SOLE   138,012 0 0
Bellus Health, Inc. (Canada) R common 07987C204 15,129 1,461,988 SH   SOLE   1,461,988 0 0
BioTelemetry, Inc. common 090672106 2,192 48,500 SH   SOLE   48,500 0 0
Boingo Wireless, Inc. common 09739C102 3,334 250,316 SH   SOLE   250,316 0 0
Broadwind Energy, Inc. common 11161T207 1,031 275,000 SH   SOLE   275,000 0 0
CEVA, Inc. common 157210105 16,007 427,768 SH   SOLE   427,768 0 0
CVD Equipment Corporation common 126601103 776 259,414 SH   SOLE   259,414 0 0
CareDx, Inc. common 14167L103 2,328 65,700 SH   SOLE   65,700 0 0
Celsius Holdings, Inc. common 15118V207 7,618 647,200 SH   SOLE   647,200 0 0
Century Casinos, Inc. common 156492100 4,554 1,097,404 SH   SOLE   1,097,404 0 0
Citi Trends, Inc. common 17306X102 5,770 285,342 SH   SOLE   285,342 0 0
Dirtt Environmental Solutions common 25490H106 513 425,000 SH   SOLE   425,000 0 0
Eton Pharmaceuticals, Inc. common 29772L108 4,374 802,617 SH   SOLE   802,617 0 0
Everspin Technology, Inc. common 30041T104 11,822 1,684,102 SH   SOLE   1,684,102 0 0
Exicure, Inc. common 30205M101 9,863 4,042,200 SH   SOLE   4,042,200 0 0
GAN Ltd. (London) common G3728V109 6,468 254,154 SH   SOLE   254,154 0 0
Gaia, Inc. common 36269P104 6,480 773,282 SH   SOLE   773,282 0 0
Genasys Incorporated (F4) common 36872P103 23,419 4,818,706 SH   SOLE   4,818,706 0 0
GrowGeneration Corp. common 39986L109 6,156 900,000 SH   SOLE   900,000 0 0
Ideal Power, Inc. common 451622203 1,301 199,186 SH   SOLE   199,186 0 0
Impinj, Inc. common 453204109 12,402 451,477 SH   SOLE   451,477 0 0
Infusystem Holdings, Inc. common 45685K102 23,080 2,000,000 SH   SOLE   2,000,000 0 0
Intellicheck, Inc. common 45817G201 755 100,000 SH   SOLE   100,000 0 0
Iteris, Inc. common 46564T107 1,690 355,359 SH   SOLE   355,359 0 0
K12 Inc. common 48273U102 953 35,000 SH   SOLE   35,000 0 0
Kopin Corporation common 500600101 7,555 5,680,157 SH   SOLE   5,680,157 0 0
Kratos Defense & Security Solu common 50077B207 2,973 190,218 SH   SOLE   190,218 0 0
LeMaitre Vascular Inc. common 525558201 6,072 230,000 SH   SOLE   230,000 0 0
Limelight Networks, Inc. common 53261M104 15,262 2,073,688 SH   SOLE   2,073,688 0 0
LiqTech International, Inc.(De common 53632A102 11,156 2,043,290 SH   SOLE   2,043,290 0 0
LivePerson, Inc. common 538146101 19,969 482,000 SH   SOLE   482,000 0 0
Lovesac Company, The common 54738L109 17,181 655,000 SH   SOLE   655,000 0 0
Magal Security System, Ltd (Is common M6786D104 1,187 395,656 SH   SOLE   395,656 0 0
MasterCraft Boat Holdings, Inc common 57637H103 2,381 125,000 SH   SOLE   125,000 0 0
Millendo Therapeutics, Inc. common 60040X103 350 199,000 SH   SOLE   199,000 0 0
Misonix,Inc. common 604871103 2,289 168,711 SH   SOLE   168,711 0 0
NV5 Global, Inc. common 62945V109 351 6,900 SH   SOLE   6,900 0 0
Natural Gas Services Group Inc common 63886Q109 2,767 441,261 SH   SOLE   441,261 0 0
NeoPhotonics Corporation common 64051T100 15,857 1,785,722 SH   SOLE   1,785,722 0 0
Neonode, Inc. common 64051M709 619 72,963 SH   SOLE   72,963 0 0
Noodles & Co. common 65540B105 2,362 390,448 SH   SOLE   390,448 0 0
OPKO Health, Inc. common 68375N103 2,728 800,000 SH   SOLE   800,000 0 0
Ooma,Inc. common 683416101 19,051 1,156,021 SH   SOLE   1,156,021 0 0
OptimizeRx Corporation common 68401U204 12,820 983,866 SH   SOLE   983,866 0 0
OrthoPediatrics Corporation common 68752L100 13,269 303,221 SH   SOLE   303,221 0 0
Pfsweb, Inc. common 717098206 12,119 1,814,185 SH   SOLE   1,814,185 0 0
Powerfleet, Inc. common 73931J109 878 190,000 SH   SOLE   190,000 0 0
Primo Water Corp. common 74167P108 841 61,142 SH   SOLE   61,142 0 0
Profound Medical Corp. (U.S.) common 74319B502 5,911 348,939 SH   SOLE   348,939 0 0
Purple Innovation, Inc. common 74640Y106 9,602 533,452 SH   SOLE   533,452 0 0
QuickLogic Corporation common 74837P405 2,699 882,119 SH   SOLE   882,119 0 0
RADA Electronic Industries,Ltd common M81863124 6,540 1,000,000 SH   SOLE   1,000,000 0 0
RADCOM, Ltd. (Israel) common M81865111 4,707 578,312 SH   SOLE   578,312 0 0
Reata Pharmaceuticals, Inc. common 75615P103 9,361 60,000 SH   SOLE   60,000 0 0
Repligen Corporation common 759916109 12,361 100,000 SH   SOLE   100,000 0 0
Repro-Med Systems, Inc. common 759910102 3,323 370,000 SH   SOLE   370,000 0 0
Resonant, Inc. common 76118L102 9,714 4,169,213 SH   SOLE   4,169,213 0 0
SeaSpine Holdings Corp. common 81255T108 3,075 293,677 SH   SOLE   293,677 0 0
Sequans Communications S.A. AD common 817323207 17,249 2,809,216 SH   SOLE   2,809,216 0 0
SharpSpring, Inc. common 820054104 7,392 841,908 SH   SOLE   841,908 0 0
Soleno Therapeutics, Inc. common 834203200 3,441 1,550,000 SH   SOLE   1,550,000 0 0
Sonim Technologies, Inc. common 83548F101 4,875 6,024,808 SH   SOLE   6,024,808 0 0
Spero Therapeutics, Inc. common 84833T103 3,298 243,755 SH   SOLE   243,755 0 0
Tactile Systems Technology, In common 87357P100 769 18,560 SH   SOLE   18,560 0 0
The Joint Corp. common 47973J102 2,309 151,181 SH   SOLE   151,181 0 0
TravelCenters of America LLC common 89421B109 1,232 80,000 SH   SOLE   80,000 0 0
Turtle Beach Corporation common 900450206 7,515 510,543 SH   SOLE   510,543 0 0
U.S. Global Investors, Inc. common 902952100 350 185,000 SH   SOLE   185,000 0 0
Ultra Clean Holdings, Inc. common 90385V107 7,558 334,000 SH   SOLE   334,000 0 0
Veru,Inc. common 92536C103 1,336 400,000 SH   SOLE   400,000 0 0
Vicor Corporation common 925815102 6,475 90,000 SH   SOLE   90,000 0 0
Viemed Healthcare, Inc. (Canad common 92663R105 12,535 1,308,123 SH   SOLE   1,308,123 0 0
Vivint Solar, Inc. common 92854q106 3,554 359,000 SH   SOLE   359,000 0 0
Vocera Communications, Inc. common 92857F107 2,249 106,079 SH   SOLE   106,079 0 0
Westport Fuel Systems Inc. common 960908309 1,238 998,412 SH   SOLE   998,412 0 0
Zealand Pharma A/S (Denmark) common 999999999 10,191 297,226 SH   SOLE   297,226 0 0
Zealand Pharma A/S ADR (Denmar common 98920Y304 699 19,981 SH   SOLE   19,981 0 0
argenx SE - ADR (Netherlands) common 04016X101 18,018 80,000 SH   SOLE   80,000 0 0
eMagin Corporation common 29076N206 2,330 2,952,241 SH   SOLE   2,952,241 0 0
voxeljet AG, ADR (Germany) common 92912L107 4,383 2,809,899 SH   SOLE   2,809,899 0 0
EyeGate Pharmaceuticals @10.62 warrants 30233M115 6 137,092 SH   SOLE   137,092 0 0
Ideal Power @.001 (pre-funded) warrants 999999999 1,658 253,830 SH   SOLE   253,830 0 0
Ideal Power @2.32 11/13/24 9.9 warrants 999999999 2,585 504,787 SH   SOLE   504,787 0 0
Ocean Power Technologies @3.85 warrants 674870118 143 714,280 SH   SOLE   714,280 0 0
Turtle Beach Corp. @0 pre-fund warrants 999999999 8,096 550,000 SH   SOLE   550,000 0 0
eMagin Corp @.78 10/9/19-10/9/ warrants 999999999 1,080 3,000,000 SH   SOLE   3,000,000 0 0
eMagin Corporation @1.55 1/29/ warrants 999999999 258 890,000 SH   SOLE   890,000 0 0
eMagin Corporation @2.45 5/24/ warrants 999999999 374 1,625,000 SH   SOLE   1,625,000 0 0