Austin W. Marxe and David M. Greenhouse

Austin W. Marxe and David M. Greenhouse as of Sept. 30, 2012

Portfolio Holdings for Austin W. Marxe and David M. Greenhouse

Austin W. Marxe and David M. Greenhouse holds 194 positions in its portfolio as reported in the September 2012 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
FSI International 3.8 $27M 4.3M 6.20
Entropic Communications 3.4 $24M 4.1M 5.82
Kopin Corporation (KOPN) 3.2 $23M 6.0M 3.76
MIPS Technologies 2.9 $21M 2.8M 7.39
ParkerVision 2.2 $15M 6.6M 2.34
OmniVision Technologies 2.2 $15M 1.1M 13.96
Ultra Clean Holdings (UCTT) 2.2 $15M 2.6M 5.71
Ceva (CEVA) 2.1 $15M 1.0M 14.38
MicroFinancial Incorporated 2.0 $14M 1.5M 9.15
LSB Industries (LXU) 1.9 $13M 294k 43.87
KMG Chemicals 1.8 $13M 686k 18.50
Ramtron International 1.8 $12M 4.0M 3.08
Pacira Pharmaceuticals (PCRX) 1.8 $12M 708k 17.40
89608 E-ink Holdings Incorporated 6 1.7 $12M 11M 1.09
Sangamo Biosciences (SGMO) 1.6 $11M 1.9M 6.08
Ada-es 1.6 $11M 479k 23.61
Pure Technologies 1.3 $9.1M 1.9M 4.88
CPI Aerostructures (CVU) 1.3 $9.0M 831k 10.84
Endocyte 1.3 $9.0M 899k 9.97
2060000 Power Solutions International (PSIX) 1.3 $9.0M 590k 15.20
Adept Technology 1.3 $8.9M 2.3M 3.95
Myr (MYRG) 1.2 $8.6M 430k 19.95
inContact, Inc . 1.2 $8.6M 1.3M 6.52
SeaChange International 1.2 $8.5M 1.1M 7.85
Repligen Corporation (RGEN) 1.2 $8.5M 1.4M 5.96
Titan Machinery (TITN) 1.2 $8.1M 401k 20.28
Pctel 1.1 $8.0M 1.1M 7.05
Ellie Mae 1.1 $7.8M 286k 27.23
PFSweb 1.0 $7.1M 2.4M 2.89
Plug Power (PLUG) 1.0 $7.1M 8.5M 0.83
Ericson Air-crane 1.0 $7.0M 959k 7.31
Full House Resorts (FLL) 1.0 $6.8M 1.8M 3.75
iPass 1.0 $6.7M 3.0M 2.20
PowerSecure International 0.9 $6.4M 1.1M 5.99
Heritage-Crystal Clean 0.9 $6.4M 321k 19.85
Flow International Corporation 0.9 $6.3M 1.7M 3.70
Broadwind Energy 0.9 $6.4M 2.9M 2.18
Iteris (ITI) 0.9 $6.2M 4.1M 1.52
ZIOPHARM Oncology 0.9 $6.1M 1.1M 5.45
Inovio Pharmaceuticals 0.8 $5.8M 9.8M 0.59
Destination Maternity Corporation 0.8 $5.6M 300k 18.70
MaxLinear (MXL) 0.8 $5.5M 825k 6.69
LRAD Corporation 0.8 $5.5M 4.0M 1.38
Overland Storage 0.8 $5.4M 3.1M 1.72
Image Sensing Systems 0.8 $5.3M 1.1M 4.82
Digimarc Corporation (DMRC) 0.8 $5.3M 239k 22.25
SMART Technologies 0.7 $5.1M 3.1M 1.63
566456 Carbon Natural Gas 0.7 $5.0M 11M 0.46
Verenium Corporation 0.7 $4.8M 1.5M 3.25
TiVo 0.7 $4.6M 446k 10.43
U.S. Auto Parts Network 0.7 $4.6M 1.3M 3.46
Synergetics USA 0.6 $4.5M 905k 4.94
Raptor Pharmaceutical 0.6 $4.4M 800k 5.56
Alphatec Holdings 0.6 $4.4M 2.7M 1.65
Amicus Therapeutics (FOLD) 0.6 $4.3M 822k 5.20
SciClone Pharmaceuticals 0.6 $4.2M 750k 5.55
Pacific Premier Ban (PPBI) 0.6 $4.2M 441k 9.55
ALCO Stores 0.6 $4.2M 597k 6.98
FuelCell Energy 0.6 $4.1M 4.6M 0.88
89608 E-ink Holdings Incorporated 6 0.6 $4.1M 1.9M 2.16
4612586 Waterfurnace Renewable Energy 0.6 $4.1M 240k 17.06
Magnetek 0.6 $4.1M 361k 11.26
Support 0.6 $4.0M 937k 4.23
World Energy Solutions 0.6 $3.9M 928k 4.19
937716 Parametric Sound Corporation 0.6 $3.9M 600k 6.49
Xebec Adsorption (XEBEQ) 0.5 $3.7M 12M 0.31
Response Genetics (RGDXQ) 0.5 $3.7M 2.9M 1.29
Trans World Corporation (TWOC) 0.5 $3.7M 1.5M 2.40
Digital Theater Sys 0.5 $3.7M 160k 23.28
PRGX Global 0.5 $3.6M 425k 8.56
Silicon Image 0.5 $3.5M 772k 4.59
Neonode 0.5 $3.5M 924k 3.77
EnteroMedics 0.5 $3.4M 938k 3.65
Multiband Corporation 0.5 $3.4M 1.6M 2.15
2013973 Ico Therapeutics 0.5 $3.4M 6.0M 0.56
Transgenomic 0.5 $3.4M 3.5M 0.95
Intermap Technologies Corporation 0.5 $3.3M 15M 0.22
Extreme Networks (EXTR) 0.5 $3.2M 943k 3.34
Neptune Technologies Bioreso 0.5 $3.1M 787k 3.95
89608 E-ink Holdings Incorporated 6 0.4 $3.0M 3.0M 1.00
89608 E-ink Holdings Incorporated 6 0.4 $2.8M 1.5M 1.84
89608 E-ink Holdings Incorporated 6 0.4 $2.8M 4.5M 0.62
Lightbridge Corporation 0.4 $2.8M 1.4M 2.02
DSP 0.4 $2.7M 456k 5.94
OCZ Technology 0.4 $2.6M 736k 3.47
Avantair 0.4 $2.5M 6.3M 0.40
BTU International 0.3 $2.5M 1.1M 2.20
Unify Corporation (UNFY) 0.3 $2.4M 1.9M 1.25
Neophotonics Corp 0.3 $2.5M 423k 5.84
Uni-Pixel 0.3 $2.3M 378k 6.19
Tekmira Pharmaceuticals Corporation 0.3 $2.4M 647k 3.64
89608 E-ink Holdings Incorporated 6 0.3 $2.3M 1.2M 1.87
Pharmacyclics 0.3 $2.3M 35k 64.49
LeMaitre Vascular (LMAT) 0.3 $2.0M 312k 6.42
Ur-energy (URG) 0.3 $1.9M 1.9M 0.99
89608 E-ink Holdings Incorporated 6 0.3 $1.9M 860k 2.16
Riverview Ban (RVSB) 0.3 $1.8M 1.4M 1.32
1763392 Graphon Corporation 0.3 $1.8M 6.0M 0.30
Market Leader 0.2 $1.8M 263k 6.70
57TH STR GEN ACQUISITION Cor 0.2 $1.8M 733k 2.41
Clean Diesel Technologies 0.2 $1.7M 602k 2.81
Graymark Healthcare 0.2 $1.7M 3.6M 0.47
89608 E-ink Holdings Incorporated 6 0.2 $1.6M 968k 1.69
Ym Biosciences 0.2 $1.5M 840k 1.84
SoundBite Communications 0.2 $1.5M 639k 2.30
89608 E-ink Holdings Incorporated 6 0.2 $1.4M 9.3M 0.15
Verastem 0.2 $1.4M 149k 9.39
Questcor Pharmaceuticals 0.2 $1.3M 70k 18.50
Summer Infant 0.2 $1.3M 699k 1.85
Dynavax Technologies Corporation 0.2 $1.2M 360k 3.28
Memsic 0.2 $1.2M 750k 1.59
Global Power Equipment Grp I 0.2 $1.2M 65k 18.49
Citi Trends (CTRN) 0.2 $1.1M 92k 12.56
89608 E-ink Holdings Incorporated 6 0.1 $1.1M 1.5M 0.70
1802140 Genenews 0.1 $1.0M 9.5M 0.11
89608 E-ink Holdings Incorporated 6 0.1 $945k 750k 1.26
89608 E-ink Holdings Incorporated 6 0.1 $954k 191k 5.01
Remedent (REMI) 0.1 $956k 4.3M 0.22
Remark Media 0.1 $989k 589k 1.68
AeroVironment (AVAV) 0.1 $939k 40k 23.48
CTPartners Executive Search (CTPR) 0.1 $931k 212k 4.40
89608 E-ink Holdings Incorporated 6 0.1 $929k 430k 2.16
89608 E-ink Holdings Incorporated 6 0.1 $940k 274k 3.43
Cardionet 0.1 $804k 319k 2.52
Palatin Technologies 0.1 $854k 1.3M 0.67
89608 E-ink Holdings Incorporated 6 0.1 $836k 8.4M 0.10
89608 E-ink Holdings Incorporated 6 0.1 $821k 3.6M 0.23
89608 E-ink Holdings Incorporated 6 0.1 $855k 4.5M 0.19
Ossen Innovation 0.1 $855k 855k 1.00
Spectral Diagnostics 0.1 $829k 3.2M 0.26
Aastrom Biosciences 0.1 $810k 500k 1.62
Callidus Software 0.1 $749k 152k 4.93
Unwired Planet 0.1 $740k 385k 1.92
Chinacast Education Corporation (CAST) 0.1 $677k 1.5M 0.46
Threshold Pharmaceuticals 0.1 $724k 100k 7.24
Axion Power International 0.1 $704k 2.6M 0.27
Active Power 0.1 $603k 754k 0.80
HeartWare International 0.1 $641k 6.8k 94.45
Ecotality 0.1 $597k 1.3M 0.45
89608 E-ink Holdings Incorporated 6 0.1 $634k 11M 0.06
InfuSystem Holdings (INFU) 0.1 $628k 357k 1.76
Peregrine Semiconductor 0.1 $606k 36k 16.93
Bakers Footwear (BKRS) 0.1 $559k 1.1M 0.49
89608 E-ink Holdings Incorporated 6 0.1 $538k 11M 0.05
1802140 Genenews 0.1 $538k 4.9M 0.11
89608 E-ink Holdings Incorporated 6 0.1 $403k 1.8M 0.23
826783 Here Media 0.1 $391k 1.0M 0.38
Precision Optics Corporation 0.1 $409k 611k 0.67
89608 E-ink Holdings Incorporated 6 0.1 $338k 1.9M 0.18
89608 E-ink Holdings Incorporated 6 0.1 $373k 180k 2.07
89608 E-ink Holdings Incorporated 6 0.1 $358k 2.8M 0.13
121022 Invivo Therapeutics Holdings 0.1 $332k 214k 1.55
Saia (SAIA) 0.0 $302k 15k 20.13
CytRx Corporation 0.0 $288k 2.4M 0.12
89608 E-ink Holdings Incorporated 6 0.0 $246k 2.1M 0.12
89608 E-ink Holdings Incorporated 6 0.0 $275k 2.5M 0.11
Allon Therapeutics (NPCUF) 0.0 $290k 1.0M 0.29
Precision Optics Corporation 0.0 $304k 320k 0.95
Immersion Corporation (IMMR) 0.0 $236k 43k 5.46
89608 E-ink Holdings Incorporated 6 0.0 $227k 421k 0.54
89608 E-ink Holdings Incorporated 6 0.0 $218k 7.3M 0.03
Interplay Entertainment (IPLY) 0.0 $183k 9.1M 0.02
Medwell Capital (MWC) 0.0 $183k 138k 1.32
EpiCept Corporation (EPCT) 0.0 $201k 1.7M 0.12
Enova Systems (ENA) 0.0 $127k 1.3M 0.10
89608 E-ink Holdings Incorporated 6 0.0 $145k 428k 0.34
89608 E-ink Holdings Incorporated 6 0.0 $38k 940k 0.04
89608 E-ink Holdings Incorporated 6 0.0 $40k 500k 0.08
89608 E-ink Holdings Incorporated 6 0.0 $81k 671k 0.12
89608 E-ink Holdings Incorporated 6 0.0 $49k 190k 0.26
89608 E-ink Holdings Incorporated 6 0.0 $76k 61k 1.25
89608 E-ink Holdings Incorporated 6 0.0 $41k 4.1M 0.01
89608 E-ink Holdings Incorporated 6 0.0 $95k 788k 0.12
89608 E-ink Holdings Incorporated 6 0.0 $77k 455k 0.17
89608 E-ink Holdings Incorporated 6 0.0 $58k 263k 0.22
89608 E-ink Holdings Incorporated 6 0.0 $90k 4.5M 0.02
89608 E-ink Holdings Incorporated 6 0.0 $85k 2.1M 0.04
89608 E-ink Holdings Incorporated 6 0.0 $59k 147k 0.40
1869300 Rxi Pharmaceuticals 0.0 $78k 707k 0.11
Tandy Brands Accessories 0.0 $24k 18k 1.36
89608 E-ink Holdings Incorporated 6 0.0 $12k 176k 0.07
89608 E-ink Holdings Incorporated 6 0.0 $7.7k 384k 0.02
89608 E-ink Holdings Incorporated 6 0.0 $5.2k 518k 0.01
89608 E-ink Holdings Incorporated 6 0.0 $3.8k 384k 0.01
89608 E-ink Holdings Incorporated 6 0.0 $25k 1.3M 0.02
89608 E-ink Holdings Incorporated 6 0.0 $14k 690k 0.02
89608 E-ink Holdings Incorporated 6 0.0 $12k 244k 0.05
89608 E-ink Holdings Incorporated 6 0.0 $18k 1.8M 0.01
89608 E-ink Holdings Incorporated 6 0.0 $28k 216k 0.13
89608 E-ink Holdings Incorporated 6 0.0 $0 3.6M 0.00
Familymeds (FMRX) 0.0 $23k 1.1M 0.02
Integral Vision (INVI) 0.0 $0 1.9M 0.00
1000000 Converted Organics @1.30 12/31 warrants 0.0 $0 1.5M 0.00
SH SOLE 2500000 57th Street General Acq @11.50 warrants 0.0 $32k 635k 0.05