Austin W. Marxe and David M. Greenhouse

Marxe Austin W & Greenhouse David M as of Sept. 30, 2014

Portfolio Holdings for Marxe Austin W & Greenhouse David M

Marxe Austin W & Greenhouse David M holds 148 positions in its portfolio as reported in the September 2014 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
PFSweb 3.7 $26M 2.3M 10.88
Kopin Corporation (KOPN) 3.0 $21M 6.1M 3.40
Vocera Communications 2.8 $19M 2.4M 8.07
Ultra Clean Holdings (UCTT) 2.7 $19M 2.1M 8.95
LivePerson (LPSN) 2.6 $18M 1.4M 12.59
Pacira Pharmaceuticals (PCRX) 2.5 $17M 180k 96.92
Ceva (CEVA) 2.5 $17M 1.3M 13.44
Broadwind Energy 2.3 $16M 2.1M 7.49
OmniVision Technologies 2.0 $14M 514k 26.46
Pure Technologies 2.0 $14M 1.9M 7.22
LRAD Corporation 1.8 $13M 4.7M 2.71
Adept Technology 1.8 $12M 1.5M 8.41
1123045 Brightcove 1.8 $12M 2.2M 5.58
Motorola Inc Old 1.8 $12M 134M 0.09
Extreme Networks (EXTR) 1.7 $12M 2.4M 4.79
1802140 Genenews 1.6 $11M 9.3M 1.15
Silicon Motion Technology (SIMO) 1.5 $10M 385k 26.94
PowerSecure International 1.4 $9.8M 1.0M 9.58
MicroFinancial Incorporated 1.4 $9.7M 1.2M 8.06
Entropic Communications 1.4 $9.6M 3.6M 2.66
566456 Carbon Natural Gas 1.3 $9.3M 11M 0.85
Magnetek 1.3 $9.2M 295k 31.29
CPI Aerostructures (CVU) 1.3 $9.2M 931k 9.85
LeMaitre Vascular (LMAT) 1.3 $9.0M 1.3M 6.88
Amber Road 1.3 $8.9M 513k 17.34
Ideal Power 1.2 $8.6M 1.1M 7.52
Ericson Air-crane 1.2 $8.3M 639k 12.99
Constant Contact 1.2 $8.1M 299k 27.14
Repligen Corporation (RGEN) 1.1 $8.0M 400k 19.91
inContact, Inc . 1.1 $7.5M 864k 8.70
Argos Therapeutics 1.1 $7.5M 750k 10.06
Neophotonics Corp 1.1 $7.4M 2.2M 3.35
Pfenex 1.1 $7.4M 1.0M 7.36
KMG Chemicals 1.0 $7.0M 431k 16.28
Alcobra 1.0 $6.8M 444k 15.44
MaxLinear (MXL) 1.0 $6.7M 967k 6.88
FuelCell Energy 0.9 $6.5M 3.1M 2.09
AeroVironment (AVAV) 0.9 $6.3M 210k 30.07
Oramed Pharm (ORMP) 0.9 $6.4M 790k 8.06
Vitae Pharmaceuticals 0.9 $6.3M 825k 7.63
Wafergen Bio-systems 0.9 $6.1M 1.4M 4.35
Aratana Therapeutics 0.9 $6.0M 600k 10.04
SMART Technologies 0.8 $5.8M 3.6M 1.64
Spark Networks 0.8 $5.7M 1.2M 4.64
Energous 0.8 $5.5M 481k 11.40
Vitesse Semiconductor Corporate 0.8 $5.4M 1.5M 3.60
Parametric Sound Corp 0.8 $5.3M 695k 7.65
Trillium Therapeutics 0.8 $5.2M 24M 0.22
Manitex International 0.8 $5.2M 459k 11.29
ardmore Shipping (ASC) 0.8 $5.2M 474k 10.90
Cellectar Biosciences 0.7 $5.0M 2.2M 2.27
Gigamon 0.7 $4.9M 468k 10.47
Sangamo Biosciences (SGMO) 0.7 $4.9M 450k 10.78
Sequans Communications Adr adr usd.02 0.7 $4.5M 2.3M 1.98
DSP 0.7 $4.5M 504k 8.87
iPass 0.7 $4.5M 3.0M 1.51
Cvd Equipment Corp equity (CVV) 0.7 $4.5M 349k 12.94
Support 0.6 $4.3M 2.0M 2.16
World Energy Solutions 0.6 $4.1M 839k 4.91
Izea 0.6 $4.0M 11M 0.37
Silicon Image 0.6 $3.9M 775k 5.04
MoSys 0.6 $3.9M 1.6M 2.42
Tekmira Pharmaceuticals Corporation 0.5 $3.7M 175k 21.14
BTU International 0.5 $3.6M 1.1M 3.25
InfuSystem Holdings (INFU) 0.5 $3.7M 1.2M 3.14
Pctel 0.5 $3.6M 477k 7.59
Inventure Foods 0.5 $3.6M 275k 12.96
SeaChange International 0.5 $3.5M 502k 6.96
Orion Marine (ORN) 0.5 $3.5M 350k 9.98
Synergetics USA 0.5 $3.5M 1.0M 3.41
Five Prime Therapeutics 0.5 $3.5M 300k 11.73
Neonode 0.5 $3.4M 1.6M 2.15
Cache (CACH) 0.5 $3.2M 3.8M 0.84
Selectica Inc Del 0.4 $3.0M 506k 5.99
TiVo 0.4 $2.6M 203k 12.79
Dixie (DXYN) 0.4 $2.6M 300k 8.67
NTN Buzztime 0.4 $2.7M 8.0M 0.33
Datawatch Corporation 0.4 $2.6M 257k 10.25
Tree 0.4 $2.6M 71k 35.88
Quantum Fuel Systems Technologies 0.4 $2.6M 691k 3.72
Novavax 0.3 $2.4M 570k 4.17
Summit Corporations 0.3 $2.4M 938k 2.51
CTPartners Executive Search (CTPR) 0.3 $2.2M 144k 15.59
Crailar Technologies 0.3 $2.2M 5.7M 0.39
Resonant 0.3 $2.0M 281k 7.29
Lightbridge Corporation 0.3 $2.0M 879k 2.30
Intermap Technologies Corporation 0.3 $1.9M 15M 0.13
Marin Software 0.3 $2.0M 229k 8.60
Bavarian Nordic A/s 0.3 $1.9M 101k 19.26
ParkerVision 0.3 $1.8M 1.6M 1.14
Parnell Pharmaceuticals Holdin (PARNF) 0.3 $1.8M 311k 5.75
Arrowhead Research 0.2 $1.8M 119k 14.77
Smtp 0.2 $1.7M 267k 6.40
Marinus Pharmaceuticals 0.2 $1.7M 267k 6.47
Ameres (AMRC) 0.2 $1.7M 244k 6.85
ACADIA Pharmaceuticals (ACAD) 0.2 $1.6M 66k 24.76
Biotelemetry 0.2 $1.7M 250k 6.71
Response Genetics (RGDXQ) 0.2 $1.6M 2.3M 0.68
Regulus Therapeutics 0.2 $1.5M 225k 6.83
Marrone Bio Innovations 0.2 $1.5M 569k 2.66
Yume 0.2 $1.6M 310k 5.00
Foundation Healthcare 0.2 $1.5M 3.6M 0.42
Xebec Adsorption (XEBEQ) 0.2 $1.4M 12M 0.12
Active Power 0.2 $1.5M 725k 2.00
Benitec Biopharma 0.2 $1.5M 1.7M 0.87
Iradimed (IRMD) 0.2 $1.5M 210k 7.01
PT GA Cimatron Ltd ord 0.2 $1.4M 225k 6.03
Silver Spring Networks 0.2 $1.4M 144k 9.65
Cyren 0.2 $1.4M 622k 2.19
Ossen Innovation 0.2 $1.3M 1.1M 1.18
diaDexus 0.2 $1.3M 2.3M 0.55
Ovascience 0.2 $1.3M 80k 16.61
Visualant 0.2 $1.3M 16M 0.08
Kindred Biosciences 0.2 $1.2M 131k 9.25
Xcerra 0.2 $1.2M 127k 9.79
eGain Communications Corporation (EGAN) 0.2 $1.2M 197k 6.00
Verastem 0.2 $1.2M 140k 8.52
Sfx Entmt 0.2 $1.2M 240k 5.02
Gtt Communications 0.2 $1.2M 97k 11.91
Saia (SAIA) 0.2 $1.1M 23k 49.56
Hopto 0.1 $1.0M 8.5M 0.12
Global Power Equipment Grp I 0.1 $968k 65k 14.89
Iteris (ITI) 0.1 $973k 556k 1.75
Unwired Planet 0.1 $951k 511k 1.86
Precision Optics Corporation 0.1 $952k 1.3M 0.75
Loxo Oncology 0.1 $985k 75k 13.13
Urthecast Corporation 0.1 $879k 897k 0.98
Netlist (NLST) 0.1 $817k 686k 1.19
Nv5 Holding (NVEE) 0.1 $796k 84k 9.46
Meru Networks 0.1 $794k 208k 3.81
4068594 Enphase Energy (ENPH) 0.1 $749k 50k 14.98
Ceres 0.1 $662k 1.6M 0.41
StarTek 0.1 $597k 77k 7.74
ARI Network Services 0.1 $640k 200k 3.20
Antibe Therapeutics 0.1 $583k 1.7M 0.35
Spectral Diagnostics 0.1 $456k 1.6M 0.29
Planet Payment 0.1 $488k 249k 1.96
Gigoptix 0.0 $247k 204k 1.21
Profire Energy 0.0 $246k 59k 4.15
Qumu 0.0 $284k 22k 12.99
Nv5 Holding Inc. @7.80 3/27/18 warrants 0.0 $299k 100k 2.99
Amtech Systems (ASYS) 0.0 $141k 13k 10.67
CytRx Corporation 0.0 $72k 2.4M 0.03
Chase Packaging Corporation (WHLT) 0.0 $55k 685k 0.08
Interplay Entertainment (IPLY) 0.0 $91k 9.1M 0.01
Dynavax Technologies Corporation 0.0 $25k 360k 0.07
Integral Vision (INVI) 0.0 $0 1.9M 0.00
Altair Nanotech @.58 5/28/16 * warrants 0.0 $9.4k 940k 0.01