Austin W. Marxe and David M. Greenhouse

Marxe Austin W & Greenhouse David M as of Dec. 31, 2013

Portfolio Holdings for Marxe Austin W & Greenhouse David M

Marxe Austin W & Greenhouse David M holds 134 positions in its portfolio as reported in the December 2013 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Motorola Inc Old 9.5 $89M 161M 0.55
Arrowhead Research 3.6 $34M 3.1M 10.85
Adept Technology 3.1 $29M 1.7M 16.89
ParkerVision 3.0 $28M 6.2M 4.55
Ultra Clean Holdings (UCTT) 2.8 $26M 2.6M 10.03
Kopin Corporation (KOPN) 2.7 $26M 6.1M 4.22
Sangamo Biosciences (SGMO) 2.5 $24M 1.7M 13.89
Broadwind Energy 2.4 $23M 2.4M 9.44
Entropic Communications 2.3 $22M 4.6M 4.71
PFSweb 2.3 $21M 2.3M 9.07
Ceva (CEVA) 2.2 $21M 1.4M 15.22
Ericson Air-crane 2.0 $19M 915k 20.79
1123045 Brightcove 2.0 $19M 1.3M 14.14
OmniVision Technologies 2.0 $19M 1.1M 17.20
Pacira Pharmaceuticals (PCRX) 1.8 $17M 291k 57.49
PowerSecure International 1.7 $16M 917k 17.17
CPI Aerostructures (CVU) 1.5 $14M 931k 15.04
LivePerson (LPSN) 1.4 $14M 915k 14.82
Silicon Motion Technology (SIMO) 1.4 $14M 956k 14.15
Aratana Therapeutics 1.4 $13M 700k 19.10
Alcobra 1.4 $13M 735k 17.99
Vapor 1.3 $13M 1.7M 7.47
Oramed Pharm (ORMP) 1.3 $12M 790k 15.43
Tetraphase Pharmaceuticals 1.3 $12M 900k 13.52
Neophotonics Corp 1.3 $12M 1.7M 7.06
Pure Technologies 1.2 $12M 1.9M 6.25
MicroFinancial Incorporated 1.2 $12M 1.3M 8.55
Regulus Therapeutics 1.1 $10M 1.4M 7.39
KMG Chemicals 1.1 $9.9M 586k 16.89
MaxLinear (MXL) 1.0 $9.3M 895k 10.43
566456 Carbon Natural Gas 1.0 $9.3M 11M 0.85
Destination Maternity Corporation 1.0 $9.0M 300k 29.88
LRAD Corporation 0.9 $8.8M 4.7M 1.88
Magnetek 0.9 $8.8M 368k 23.92
SMART Technologies 0.9 $8.4M 3.8M 2.19
MoSys 0.9 $8.3M 1.5M 5.52
Repligen Corporation (RGEN) 0.8 $7.9M 576k 13.64
Extreme Networks (EXTR) 0.8 $7.8M 1.1M 7.00
Support 0.8 $7.7M 2.0M 3.79
Spark Networks 0.8 $7.2M 1.2M 6.16
Constant Contact 0.8 $7.1M 227k 31.07
Stem Cell Therapeutics 0.7 $6.9M 24M 0.29
inContact, Inc . 0.7 $6.7M 864k 7.81
Endocyte 0.7 $6.7M 624k 10.69
Neonode 0.7 $6.7M 1.1M 6.32
Sorrento Therapeutics 0.7 $6.7M 825k 8.10
Verastem 0.7 $6.4M 564k 11.40
PT GA Cimatron Ltd ord 0.7 $6.2M 682k 9.03
Ideal Power 0.7 $6.1M 1.1M 5.31
Anadigics 0.6 $6.0M 3.3M 1.84
SeaChange International 0.6 $5.8M 473k 12.16
Intermap Technologies Corporation 0.6 $5.7M 15M 0.38
Pctel 0.6 $5.5M 577k 9.57
Image Sensing Systems 0.6 $5.5M 1.1M 4.95
Rmg Networks Hldgs 0.6 $5.6M 1.1M 4.86
Myr (MYRG) 0.6 $5.2M 208k 25.08
Five Prime Therapeutics 0.5 $5.0M 300k 16.79
1802140 Genenews 0.5 $5.0M 6.3M 0.79
DSP 0.5 $4.9M 504k 9.71
Silicon Image 0.5 $4.7M 772k 6.15
iPass 0.5 $4.8M 3.0M 1.57
Argan (AGX) 0.5 $4.3M 158k 27.56
Cvd Equipment Corp equity (CVV) 0.5 $4.3M 295k 14.52
Sequans Communications Adr adr usd.02 0.4 $4.1M 2.0M 2.00
Coastal Contacts 0.4 $4.0M 482k 8.39
Manitex International 0.4 $3.8M 240k 15.88
Move 0.4 $3.8M 241k 15.99
FuelCell Energy 0.4 $3.8M 2.7M 1.41
Vocera Communications 0.4 $3.8M 241k 15.61
World Energy Solutions 0.4 $3.6M 840k 4.30
Synergetics USA 0.4 $3.6M 1.0M 3.62
AeroVironment (AVAV) 0.4 $3.5M 122k 29.13
Iteris (ITI) 0.4 $3.4M 1.6M 2.10
Adamis Pharmaceuticals Corp Com Stk 0.4 $3.4M 525k 6.39
Novavax 0.3 $3.3M 637k 5.12
BTU International 0.3 $3.3M 1.1M 2.92
Response Genetics (RGDXQ) 0.3 $3.1M 2.7M 1.16
Hopto 0.3 $3.1M 8.3M 0.37
Ellie Mae 0.3 $3.0M 110k 26.87
2060000 Power Solutions International (PSIX) 0.3 $2.9M 38k 75.11
TiVo 0.3 $2.9M 218k 13.12
LeMaitre Vascular (LMAT) 0.3 $2.5M 312k 8.01
InfuSystem Holdings (INFU) 0.3 $2.5M 1.2M 2.14
Lightbridge Corporation 0.3 $2.4M 1.7M 1.45
Selectica Inc Del 0.2 $2.4M 371k 6.38
CTPartners Executive Search (CTPR) 0.2 $2.3M 408k 5.60
Kindred Biosciences 0.2 $2.2M 200k 11.14
PRGX Global 0.2 $2.1M 320k 6.72
dELiA*s 0.2 $2.1M 2.4M 0.88
Integrated Device Technology 0.2 $2.1M 204k 10.19
Tekmira Pharmaceuticals Corporation 0.2 $2.0M 246k 7.97
Pharmacyclics 0.2 $1.9M 18k 105.77
2013973 Ico Therapeutics 0.2 $1.8M 5.1M 0.35
Meru Networks 0.2 $1.7M 391k 4.31
ACADIA Pharmaceuticals (ACAD) 0.2 $1.7M 66k 24.99
Dakota Plains 0.2 $1.7M 750k 2.30
Bavarian Nordic A/s 0.2 $1.7M 101k 16.42
Spectral Diagnostics 0.2 $1.6M 2.8M 0.56
Himax Technologies (HIMX) 0.2 $1.5M 100k 14.71
Silicon Graphics International 0.1 $1.4M 105k 13.41
Riverview Ban (RVSB) 0.1 $1.5M 500k 2.90
Ossen Innovation 0.1 $1.4M 1.2M 1.19
diaDexus 0.1 $1.4M 1.5M 0.90
Biotelemetry 0.1 $1.4M 175k 7.94
Global Power Equipment Grp I 0.1 $1.3M 65k 19.57
Ur-energy (URG) 0.1 $1.4M 979k 1.38
Gigoptix 0.1 $1.2M 800k 1.53
Foundation Healthcare 0.1 $1.2M 3.6M 0.34
Callidus Software 0.1 $1.2M 85k 13.73
CytRx Corporation 0.1 $1.2M 2.4M 0.48
Visualant 0.1 $1.1M 16M 0.07
Precision Optics Corporation 0.1 $1.1M 1.3M 0.90
ARI Network Services 0.1 $981k 300k 3.27
Xebec Adsorption (XEBEQ) 0.1 $846k 12M 0.07
Nv5 Holding (NVEE) 0.1 $804k 100k 8.04
Saia (SAIA) 0.1 $721k 23k 32.04
Vitran Corp 0.1 $685k 106k 6.48
Unify Corporation (UNFY) 0.1 $678k 565k 1.20
Digimarc Corporation (DMRC) 0.1 $534k 28k 19.26
Unwired Planet 0.1 $532k 385k 1.38
Ovascience 0.1 $428k 47k 9.14
Yume 0.0 $419k 56k 7.44
Planet Payment 0.0 $345k 124k 2.78
Citi Trends (CTRN) 0.0 $246k 15k 17.00
Qumu 0.0 $280k 22k 12.80
ardmore Shipping (ASC) 0.0 $311k 20k 15.54
Nv5 Holding Inc. @7.80 3/27/18 warrants 0.0 $328k 100k 3.28
Dynavax Technologies Corporation 0.0 $209k 360k 0.58
National American Univ. Holdings (NAUH) 0.0 $95k 27k 3.51
Interplay Entertainment (IPLY) 0.0 $91k 9.1M 0.01
Altair Nanotech @.58 5/28/16 * warrants 0.0 $56k 940k 0.06
Chase Packaging Corporation (WHLT) 0.0 $34k 685k 0.05
Familymeds (FMRX) 0.0 $23k 1.1M 0.02
Integral Vision (INVI) 0.0 $0 1.9M 0.00