GRUBER & MCBAINE CAPITAL MANAGEMENT LLC

Most recent update: March 31, 2015

CompanyShares/WarrantsValue ($000)
MDC Partners Inc.1,363,13538,645
SunOpta1,090,00011,576
ImageWare Systems Inc.5,948,4729,583
Cypress Semiconductor Corporation515,9577,280
Super Micro Computer210,0006,974
Radware Ltd.310,0006,482
Vulcan Materials Company70,0005,901
APPLIED OPTOELECTRONICS, INC.425,0005,899
Mellanox Technologies125,0005,668
Fiat Spa Ads325,0005,301
Fortinet150,0005,243
F5 Networks45,0005,172
LogMein92,0005,151
Archer-Daniels-Midland Company100,0004,740
NXP Semiconductors N.V.45,0004,516
Dycom Industries90,0004,396
Liberty Global plc85,9124,279
Aaron's150,7004,266
Macquarie Infrastructure Company LLC51,0004,197
Ruckus Wireless320,0004,118
PowerSecure International310,4284,085
Silicon Motion Technology Corporation150,0004,032
Infinera Corporation200,1003,936
Barracuda Networks100,0003,847
General Motors Company100,0003,750
Apple Inc.29,9093,722
Headwaters Incorporated200,0003,668
LTX-Credence Corporation390,0003,467
NCI Building Systems200,0003,456
Calix405,0003,398
Century Communities, Inc.175,0003,383
Dakota Plains Holdings, Inc.1,730,0003,201
BroadSoft90,0003,011
DigitalGlobe487,0002,974
UTi Worldwide Inc.235,0002,891
Tyson Foods75,0002,873
Zayo Group Holdings, Inc.100,0002,796
US Airways Group52,8502,789
Swift Transportation Company105,0002,732
CUI Global450,0002,637
Synaptics Incorporated31,8002,586
Valero Energy Corporation40,0002,545
Broadcom Inc.20,0002,540
Pioneer Natural Resources Company15,0002,453
General Electric Capital Corporation150,0002,421
B/E Aerospace37,9752,416
CITIZENS FINANCIAL GROUP INC/RI100,0002,413
Allegheny Technologies Incorporated80,0002,401
Infoblox Inc.100,0002,387
Capital One Financial Corp30,0002,365
Finisar Corporation110,0002,347
Scorpio Tankers Inc.240,0002,261
Axcelis Technologies950,0002,261
Sonic Corp.70,0002,219
Tutor Perini Corporation95,0002,218
ShoreTel325,0002,217
Iridium Communications Inc226,8262,202
Mattson Technology550,0002,167
Aruba Networks88,4282,166
Monolithic Power Systems40,0002,106
Remy International Inc90,0001,999
Monro Muffler Brake30,0001,952
MasTec100,0001,930
Photronics225,0001,913
Cemex S.A.B. de C.V.200,0001,894
Primoris Services Corporation110,0041,891
Green Plains Renewable Energy65,0001,856
SunPower Corporation57,2001,791
Five Star Quality Care400,0001,776
Northern Tier Energy LP70,0001,774
ENERGY TRANSFER PARTNERS6,000,0001,680
Covenant Transportation Group50,0001,658
Callidus Software130,0001,648
OmniVision Technologies60,0001,582
IRADIMED CORP100,7001,534
Just Energy Group326,0001,524
NeoPhotonics Corporation225,0001,519
Nokia Corporation200,0001,516
TravelCenters of America LLC85,0001,482
Atmel Corporation175,0001,440
Teekay Tankers Ltd.250,0001,435
FormFactor160,0001,419
Cogent Communications Group40,0001,413
PERMA FIX ENVIRONMENTAL SERVICES INC360,0001,390
Western Digital Corporation15,0001,365
Universal Electronics Inc.23,3851,320
Knight Transportation40,0001,290
Carrollton Bancorp150,0001,244
Heico Corporation20,0001,221
MOBIVITY HOLDINGS CORP.1,000,0001,200
Bovie Medical Corporation500,0001,195
Yelp Inc.25,0001,184
JDS Uniphase Corporation90,0001,181
Darling International Inc.83,0001,163
CIENA Corporation60,0001,159
Ceragon Networks Ltd.1,000,0001,140
Arch Capital Group Ltd.30,0001,137
Chuy's Holdings50,0001,127
Orion Marine Group Inc125,0001,108
Wendy's Company (The)100,0001,090
INVESCO MORTGAGE CAPITAL INC70,0001,087
VASCO Data Security International50,0001,077
MOBILEIRON, INC.115,0001,065
EZchip Semiconductor Limited55,0001,052
Community Health Systems20,0001,046
Steel Partners Holdings LP50,0001,005
Delaware Investments Dividend & Income Fund49,8001,003
JA Solar Holdings100,000956
Altimunne572,950934
Southwestern Energy Company40,000928
InvenSense60,000913
GeoPark237,600910
Hub Group23,100908
Ampio Pharmaceuticals120,000904
Pilgrim's Pride Corporation40,000904
Manitex International90,000876
Fly Leasing Limited60,000874
Odyssey Marine Exploration1,244,066871
Gigamon, Inc.40,000850
Financial Engines20,000837
Orion Engineered Carbons45,900826
AeroVironment30,000795
SeaChange International100,000785
Wave Systems Corp.1,100,000759
NMI Holdings, Inc.100,000749
Ubiquiti Networks25,000739
Emmis Communications Corporation350,000697
Petroquest Energy Inc300,000690
ARC Group Worldwide128,500686
Oclaro345,000683
Rentech Nitrogen Partners230,000676
Adams Express Company (The)39,476675
Enphase Energy50,000660
CANCER GENETICS, INC83,900655
MaxLinear75,000610
Silicon Graphics International Corp70,000608
Pegasystems Inc.27,500598
Avid Technology40,000596
Ship Finance International Limited40,000592
Accuride Corporation New120,000559
Lsb Industries Inc.13,500558
NetScout Systems12,000526
Knightsbridge Tankers Limited100,000500
Builders FirstSource75,000500
GlyEco1,910,000478
America First Mortgage Investments12,000475
Canadian Solar Inc.14,000467
QuickLogic Corporation225,000434
J CREW GROUP INC.50,000421
Yandex N.V.27,017410
Bancorp of New Jersey45,000406
CACHET FINANCIAL SOLUTIONS, INC.500,000399
McDermott International100,000384
DSP Group30,000359
Heartland Express15,000356
Lightbridge Corporation285,337354
Cavium5,000354
Kopin Corporation100,000352
Cavitation Technologies, Inc.5,000,000350
Health Net Inc.40,000312
Digi International Inc.30,000299
ASPEN GROUP, INC.1,620,162295
Oritani Financial Corp.20,000291
Motorcar Parts of America10,000278
Varonis10,000257
Sanchez Energy Corporation19,687256
Navios Maritime Holdings Inc.60,000251
Gol Linhas Aereas Inteligentes S.A.100,000243
Frontline Ltd.100,000224
New Home Company14,000223
SIGA Technologies Inc.113,645220
Overseas Shipholding Group350,400200
TearLab Corporation100,000199
A10 Networks42,500184
SAExploration Holdings48,075164
Abraxas Petroleum Corporation50,000163
Omnitek Engineering Corp140,000154
Pixelworks22,812115
diaDexus, Inc.245,000102
Paramount Gold and Silver Corp.100,000101
Sky-mobi Limited25,00093
Envivio47,80085
Northwest Natural Gas Company60,00070
Socket Mobile, Inc.28,86958
Sysorex Global Holdings Corp.25,88029
Lihua International68,1751

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