Granahan Investment Management

Granahan Investment Management as of March 31, 2011

Portfolio Holdings for Granahan Investment Management

Granahan Investment Management holds 239 positions in its portfolio as reported in the March 2011 quarterly 13F filing

Company (Ticker)
Portfolio Weight
Valued At
Change in Shares
Share Count
Share Price
VeriFone Systems 2.0 $63M 1.1M 54.95
Regeneron Pharmaceuticals (REGN) 1.6 $52M 1.2M 44.94
Bio-Rad Laboratories (BIO) 1.4 $45M 374k 120.14
MKS Instruments (MKSI) 1.4 $43M 1.3M 33.30
NetLogic Microsystems 1.3 $42M 1.0M 42.02
Teradyne (TER) 1.3 $42M 2.4M 17.81
Fronteer Gold 1.3 $41M 2.7M 15.07
Coventry Health Care 1.2 $40M 1.2M 31.86
Sensient Technologies Corporation (SXT) 1.2 $38M 1.1M 35.84
West Pharmaceutical Services (WST) 1.2 $37M 835k 44.77
Parametric Technology 1.2 $37M 1.6M 22.49
PriceSmart (PSMT) 1.2 $37M 1.0M 36.64
Cash America International 1.1 $35M 764k 46.05
Cymer 1.1 $35M 621k 56.58
Littelfuse (LFUS) 1.1 $35M 606k 57.10
Bruker Corporation (BRKR) 1.1 $34M 1.7M 20.85
Aaron's 1.1 $34M 1.3M 25.36
WebMD Health 1.1 $34M 638k 53.42
Henry Schein (HSIC) 1.1 $34M 479k 70.17
Cubist Pharmaceuticals 1.0 $33M 1.3M 25.24
Genesee & Wyoming 1.0 $33M 564k 58.20
Poly 1.0 $33M 638k 51.85
Tesco Corporation 1.0 $32M 1.4M 21.93
PMC-Sierra 1.0 $32M 4.2M 7.51
Edwards Lifesciences (EW) 0.9 $31M 350k 87.00
WMS Industries 0.9 $30M 861k 35.35
Waddell & Reed Financial 0.9 $30M 732k 40.61
SuccessFactors 0.9 $30M 761k 39.09
DENTSPLY International 0.9 $29M 792k 36.99
Progress Software Corporation (PRGS) 0.9 $29M 1.0M 29.09
FactSet Research Systems (FDS) 0.9 $30M 282k 104.73
Alkermes 0.9 $29M 2.3M 12.95
RBC Bearings Incorporated (RBC) 0.9 $30M 771k 38.23
GameStop (GME) 0.9 $29M 1.3M 22.52
Verigy 0.9 $29M 2.0M 14.09
Cinemark Holdings (CNK) 0.9 $29M 1.5M 19.35
SM Energy (SM) 0.9 $28M 383k 74.19
BioMarin Pharmaceutical (BMRN) 0.9 $28M 1.1M 25.13
PAREXEL International Corporation 0.9 $28M 1.1M 24.90
Coinstar 0.9 $28M 606k 45.92
Steven Madden (SHOO) 0.9 $28M 594k 46.93
Nektar Therapeutics (NKTR) 0.9 $28M 2.9M 9.47
Mettler-Toledo International (MTD) 0.9 $27M 159k 172.00
Onyx Pharmaceuticals 0.9 $27M 779k 35.18
Euronet Worldwide (EEFT) 0.9 $27M 1.4M 19.33
Constant Contact 0.9 $28M 788k 34.90
Varian Semiconductor 0.8 $27M 553k 48.67
Qiagen 0.8 $26M 1.3M 20.05
Sourcefire 0.8 $26M 937k 27.51
O'reilly Automotive (ORLY) 0.8 $26M 448k 57.46
United Stationers 0.8 $25M 356k 71.05
Cadence Design Systems (CDNS) 0.8 $25M 2.6M 9.75
Atwood Oceanics 0.8 $25M 530k 46.43
Jefferies 0.8 $25M 983k 24.94
Buffalo Wild Wings 0.8 $25M 456k 54.43
Pharmaceutical Product Development 0.8 $24M 871k 27.70
Kennametal (KMT) 0.8 $24M 616k 39.00
Vistaprint N V 0.7 $24M 458k 51.90
Clean Energy Fuels (CLNE) 0.7 $24M 1.4M 16.38
GeoEye 0.7 $23M 554k 41.58
FEI Company 0.7 $23M 679k 33.72
Power Integrations (POWI) 0.7 $23M 590k 38.33
TrueBlue (TBI) 0.7 $22M 1.3M 16.79
Triumph (TGI) 0.7 $22M 245k 88.45
Black Box Corporation 0.7 $21M 608k 35.15
DigitalGlobe 0.7 $22M 767k 28.03
Cephalon 0.7 $21M 278k 76.08
ABM Industries (ABM) 0.7 $21M 833k 25.39
Acme Packet 0.6 $20M 286k 70.96
Energy Xxi 0.6 $20M 586k 34.10
CF Industries Holdings (CF) 0.6 $20M 145k 136.79
Ariba 0.6 $20M 573k 34.14
CARBO Ceramics 0.6 $19M 136k 141.12
Rovi Corporation 0.6 $19M 353k 53.65
Watsco, Incorporated (WSO) 0.6 $19M 266k 69.71
Luminex Corporation 0.6 $19M 987k 18.76
MWI Veterinary Supply 0.6 $19M 231k 80.68
Red Hat 0.6 $18M 402k 45.39
DreamWorks Animation SKG 0.6 $18M 655k 27.93
salesforce (CRM) 0.5 $17M 130k 133.58
Clearwire Corporation 0.5 $16M 2.9M 5.59
Pier 1 Imports 0.5 $16M 1.6M 10.15
Arch Chemicals 0.5 $16M 380k 41.59
Seattle Genetics 0.5 $15M 988k 15.57
Key Energy Services 0.5 $15M 984k 15.55
Om 0.5 $15M 414k 36.54
Trimble Navigation (TRMB) 0.5 $15M 294k 50.54
Align Technology (ALGN) 0.5 $15M 713k 20.48
Oceaneering International (OII) 0.5 $15M 165k 89.45
TCF Financial Corporation 0.5 $14M 906k 15.86
Aptar (ATR) 0.4 $14M 272k 50.13
Green Mountain Coffee Roasters 0.4 $13M 204k 64.61
Steiner Leisure Ltd Com Stk 0.4 $13M 283k 46.26
Advisory Board Company 0.4 $13M 254k 51.50
Icon 0.4 $13M 601k 21.59
Knight Transportation 0.4 $13M 671k 19.25
Ormat Technologies (ORA) 0.4 $13M 500k 25.33
LaBarge 0.4 $13M 713k 17.70
ISIS Pharmaceuticals 0.4 $12M 1.4M 9.04
Microsemi Corporation 0.4 $12M 567k 20.71
Silicon Laboratories (SLAB) 0.4 $11M 263k 43.21
TiVo 0.4 $12M 1.3M 8.75
Northwest Bancshares (NWBI) 0.3 $11M 867k 12.54
CACI International (CACI) 0.3 $11M 171k 61.32
Korn/Ferry International (KFY) 0.3 $9.9M 443k 22.27
Diamond Foods 0.3 $9.9M 177k 55.80
Jos. A. Bank Clothiers 0.3 $10M 197k 50.88
Entropic Communications 0.3 $10M 1.2M 8.45
Constellation Brands (STZ) 0.3 $9.8M 481k 20.28
BJ's Restaurants (BJRI) 0.3 $9.6M 243k 39.33
Flow International Corporation 0.3 $9.3M 2.1M 4.39
Foot Locker (FL) 0.3 $9.1M 460k 19.72
Riverbed Technology 0.3 $9.0M 240k 37.65
DealerTrack Holdings 0.3 $9.1M 395k 22.92
ImmunoGen 0.3 $9.0M 993k 9.07
Safeguard Scientifics 0.3 $8.8M 433k 20.35
Rush Enterprises (RUSHA) 0.3 $8.8M 442k 19.80
Oclaro 0.3 $8.5M 742k 11.50
Complete Production Services 0.3 $8.2M 257k 31.81
Capella Education Company 0.3 $8.2M 164k 49.79
DURECT Corporation 0.3 $8.4M 2.3M 3.60
Aviat Networks 0.3 $8.3M 1.6M 5.17
Lumber Liquidators Holdings 0.2 $7.9M 318k 24.99
Valley National Ban (VLY) 0.2 $8.0M 574k 13.96
Lululemon Athletica (LULU) 0.2 $8.0M 90k 89.06
Texas Roadhouse (TXRH) 0.2 $8.0M 470k 16.99
AngioDynamics (ANGO) 0.2 $7.6M 506k 15.12
Exponent (EXPO) 0.2 $7.7M 173k 44.61
Fresh Market 0.2 $7.6M 201k 37.74
Advanced Energy Industries (AEIS) 0.2 $7.2M 440k 16.35
Kaman Corporation 0.2 $7.0M 199k 35.20
Modine Manufacturing (MOD) 0.2 $6.6M 408k 16.14
Tempur-Pedic International (TPX) 0.2 $6.8M 135k 50.66
bebe stores 0.2 $6.7M 1.1M 5.85
Interpublic Group of Companies (IPG) 0.2 $6.3M 503k 12.57
SandRidge Energy 0.2 $6.3M 490k 12.80
Ceva (CEVA) 0.2 $6.5M 244k 26.73
Qlt 0.2 $6.3M 900k 6.95
Boston Beer Company (SAM) 0.2 $6.0M 65k 92.62
American Public Education (APEI) 0.2 $6.0M 148k 40.45
Tennant Company (TNC) 0.2 $6.0M 142k 42.04
Firstservice Cad Sub Vtg 0.2 $5.9M 155k 38.03
Axcelis Technologies 0.2 $5.7M 2.2M 2.65
Beacon Roofing Supply (BECN) 0.2 $5.5M 268k 20.47
Comfort Systems USA (FIX) 0.2 $5.4M 382k 14.07
Healthcare Services (HCSG) 0.2 $5.5M 312k 17.57
American Eagle Outfitters (AEO) 0.2 $5.3M 332k 15.89
Conceptus 0.2 $5.2M 359k 14.47
DUSA Pharmaceuticals 0.2 $5.0M 967k 5.20
Electronic Arts (EA) 0.1 $4.9M 250k 19.53
Robert Half International (RHI) 0.1 $4.7M 155k 30.60
Akorn 0.1 $4.7M 816k 5.77
Atheros Communications 0.1 $4.7M 105k 44.66
Crocs (CROX) 0.1 $4.6M 257k 17.84
International Coal 0.1 $4.6M 404k 11.30
ITT Educational Services (ESINQ) 0.1 $4.6M 64k 72.16
Gardner Denver 0.1 $4.6M 59k 78.02
Titan Machinery (TITN) 0.1 $4.5M 177k 25.25
Calavo Growers (CVGW) 0.1 $4.5M 208k 21.85
Meritor 0.1 $4.6M 272k 16.97
Emcor (EME) 0.1 $4.3M 137k 30.97
JetBlue Airways Corporation (JBLU) 0.1 $4.1M 652k 6.27
Strayer Education 0.1 $4.3M 33k 130.48
RPC (RES) 0.1 $4.2M 164k 25.32
Harris & Harris 0.1 $4.1M 759k 5.38
Quaker Chemical Corporation (KWR) 0.1 $4.0M 100k 40.17
Spectrum Pharmaceuticals 0.1 $4.2M 471k 8.89
Regis Corporation 0.1 $3.9M 222k 17.74
OSI Systems (OSIS) 0.1 $3.9M 104k 37.53
Radiant Systems 0.1 $4.0M 226k 17.68
Monro Muffler Brake (MNRO) 0.1 $3.9M 117k 32.98
Harvard Bioscience (HBIO) 0.1 $3.9M 681k 5.68
Mellanox Technologies 0.1 $3.8M 152k 25.23
Signet Jewelers (SIG) 0.1 $4.0M 86k 46.02
AuthenTec 0.1 $4.0M 1.2M 3.20
CECO Environmental (CECO) 0.1 $3.9M 666k 5.90
Radware Ltd ord (RDWR) 0.1 $3.6M 103k 35.44
Cabot Oil & Gas Corporation (CTRA) 0.1 $3.7M 69k 52.97
Heartland Express (HTLD) 0.1 $3.6M 206k 17.54
Invacare Corporation 0.1 $3.5M 114k 31.12
Questcor Pharmaceuticals 0.1 $3.6M 252k 14.41
Peet's Coffee & Tea 0.1 $3.5M 73k 48.10
QC Holdings (QCCO) 0.1 $3.7M 850k 4.33
Tiffany & Co. 0.1 $3.2M 52k 61.44
MarineMax (HZO) 0.1 $3.2M 328k 9.86
Blue Coat Systems 0.1 $3.2M 113k 28.16
Super Micro Computer 0.1 $3.2M 201k 16.04
Monolithic Power Systems (MPWR) 0.1 $3.2M 223k 14.19
Nanometrics Incorporated 0.1 $3.3M 183k 18.09
Alpha Natural Resources 0.1 $2.7M 46k 59.37
Walter Energy 0.1 $3.0M 22k 135.43
Electro Rent Corporation 0.1 $2.9M 167k 17.18
SciClone Pharmaceuticals 0.1 $3.0M 733k 4.04
LeMaitre Vascular (LMAT) 0.1 $2.9M 423k 6.81
Jack in the Box (JACK) 0.1 $2.6M 115k 22.68
Pericom Semiconductor 0.1 $2.7M 258k 10.37
CLICKSOFTWARE TECHNOLOGIES Ltd Com Stk 0.1 $2.6M 305k 8.59
Pdi 0.1 $2.6M 323k 8.11
Patriot Coal Corp 0.1 $2.5M 97k 25.83
NOVA MEASURING Instruments L (NVMI) 0.1 $2.5M 256k 9.78
Boston Private Financial Holdings 0.1 $2.1M 294k 7.07
Vivus 0.1 $2.3M 377k 6.19
Cynosure 0.1 $2.1M 150k 13.89
Palomar Medical Technologies 0.1 $2.3M 152k 14.85
Solta Medical 0.1 $2.1M 632k 3.30
Allot Communications (ALLT) 0.1 $2.2M 144k 15.66
Intersil Corporation 0.1 $2.0M 161k 12.45
First Commonwealth Financial (FCF) 0.1 $1.9M 276k 6.85
Home BancShares (HOMB) 0.1 $2.0M 90k 22.75
NuPathe 0.1 $2.0M 262k 7.81
Morton's Restaurant 0.1 $2.1M 285k 7.21
Syneron Medical Ltd ord 0.1 $1.7M 134k 13.04
Cutera (CUTR) 0.1 $1.7M 200k 8.57
Vascular Solutions 0.1 $1.7M 159k 10.91
PROS Holdings (PRO) 0.1 $1.6M 110k 14.57
Sucampo Pharmaceuticals 0.1 $1.6M 384k 4.20
Virtusa Corporation 0.0 $1.3M 71k 18.74
McCormick & Schmick's Seafood Restaurant (MSSR) 0.0 $1.1M 155k 7.27
Cost Plus 0.0 $997k 102k 9.82
Celadon (CGIP) 0.0 $974k 60k 16.23
True Religion Apparel 0.0 $821k 35k 23.46
MHI Hospitality Corporation 0.0 $1.1M 430k 2.54
Ceragon Networks (CRNT) 0.0 $815k 68k 12.07
Napco Security Systems (NSSC) 0.0 $824k 363k 2.27
Hldgs (UAL) 0.0 $966k 42k 23.00
Rudolph Technologies 0.0 $766k 70k 10.94
Schweitzer-Mauduit International (MATV) 0.0 $759k 15k 50.60
Furmanite Corporation 0.0 $482k 60k 7.99
Advanced Analogic Technologies In 0.0 $548k 145k 3.78
ACCRETIVE Health 0.0 $606k 22k 27.75
Triangle Petroleum Corporation 0.0 $527k 64k 8.31
Magma Design Automation 0.0 $341k 50k 6.82
Sequenom 0.0 $241k 38k 6.35
BioClinica 0.0 $170k 33k 5.16
Dynamics Research Corporation 0.0 $240k 15k 16.33
United Community Banks 0.0 $72k 31k 2.31
Pain Therapeutics 0.0 $136k 14k 9.58
Citizens Republic Ban 0.0 $102k 114k 0.89
Synergetics USA 0.0 $125k 21k 5.87