Granahan Investment Management

Granahan Investment Management as of Dec. 31, 2013

Portfolio Holdings for Granahan Investment Management

Granahan Investment Management holds 209 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
Alkermes (ALKS) 2.4 $92M 2.3M 40.66
West Pharmaceutical Services (WST) 2.1 $82M 1.7M 49.06
Crocs (CROX) 1.6 $61M 3.8M 15.92
Kennametal (KMT) 1.5 $59M 1.1M 52.07
Atmi 1.5 $57M 1.9M 30.21
Pandora Media 1.4 $57M 2.1M 26.60
DXP Enterprises (DXPE) 1.4 $56M 481k 115.20
Euronet Worldwide (EEFT) 1.4 $55M 1.2M 47.85
Ultimate Software 1.4 $55M 357k 153.22
Santarus 1.2 $47M 1.5M 31.96
Buffalo Wild Wings 1.2 $46M 315k 147.20
RBC Bearings Incorporated (RBC) 1.2 $47M 657k 70.75
Bruker Corporation (BRKR) 1.2 $45M 2.3M 19.77
Infoblox 1.1 $44M 1.3M 33.02
Ubiquiti Networks 1.1 $42M 923k 45.96
Ptc (PTC) 1.1 $42M 1.2M 35.39
Outerwall 1.1 $41M 611k 67.27
Finisar Corporation 1.0 $41M 1.7M 23.92
Affiliated Managers (AMG) 1.0 $40M 183k 216.88
PriceSmart (PSMT) 1.0 $39M 339k 115.54
Radware Ltd ord (RDWR) 1.0 $38M 2.1M 17.98
Red Hat 1.0 $39M 690k 56.04
Henry Schein (HSIC) 1.0 $39M 338k 114.26
CoStar (CSGP) 1.0 $39M 209k 184.58
iRobot Corporation (IRBT) 0.9 $37M 1.1M 34.77
Ruckus Wireless 0.9 $37M 2.6M 14.20
Guess? (GES) 0.9 $37M 1.2M 31.07
Nektar Therapeutics (NKTR) 0.9 $37M 3.2M 11.35
DENTSPLY International 0.9 $36M 743k 48.48
2060000 Power Solutions International (PSIX) 0.9 $36M 474k 75.10
TiVo 0.9 $35M 2.7M 13.12
Schweitzer-Mauduit International (MATV) 0.9 $35M 672k 51.47
Om 0.9 $34M 927k 36.41
Deckers Outdoor Corporation (DECK) 0.9 $34M 400k 84.46
Imax Corp Cad (IMAX) 0.9 $34M 1.2M 29.48
Mobile Mini 0.9 $33M 809k 41.18
Bio-Rad Laboratories (BIO) 0.8 $33M 266k 123.61
Super Micro Computer 0.8 $33M 1.9M 17.16
DSW 0.8 $31M 732k 42.73
Riverbed Technology 0.8 $31M 1.7M 18.08
Aspen Technology 0.8 $31M 744k 41.80
SPS Commerce (SPSC) 0.8 $31M 476k 65.30
Teradyne (TER) 0.8 $30M 1.7M 17.62
Stag Industrial (STAG) 0.8 $30M 1.5M 20.39
Zeltiq Aesthetics 0.8 $30M 1.6M 18.91
Invensense 0.8 $29M 1.4M 20.78
Vertex Pharmaceuticals Incorporated (VRTX) 0.7 $29M 388k 74.30
Kaman Corporation 0.7 $29M 721k 39.73
Homeaway 0.7 $29M 703k 40.88
Genesee & Wyoming 0.7 $28M 295k 96.05
Cadence Design Systems (CDNS) 0.7 $28M 2.0M 14.02
Linkedin Corp 0.7 $28M 130k 216.83
Silicon Laboratories (SLAB) 0.7 $28M 635k 43.31
Under Armour (UAA) 0.7 $27M 313k 87.30
Mettler-Toledo International (MTD) 0.7 $27M 109k 242.59
FEI Company 0.7 $26M 288k 89.36
Qlik Technologies 0.7 $26M 959k 26.63
Dick's Sporting Goods (DKS) 0.7 $25M 434k 58.10
Casey's General Stores (CASY) 0.7 $25M 361k 70.25
EXACT Sciences Corporation (EXAS) 0.6 $25M 2.1M 11.75
WNS 0.6 $25M 1.1M 21.91
Monotype Imaging Holdings 0.6 $24M 740k 31.86
PROS Holdings (PRO) 0.6 $24M 597k 39.90
LivePerson (LPSN) 0.6 $23M 1.6M 14.82
Grand Canyon Education (LOPE) 0.6 $23M 525k 43.60
Concur Technologies 0.6 $23M 218k 103.18
Brinker International (EAT) 0.6 $22M 484k 46.34
FactSet Research Systems (FDS) 0.6 $22M 200k 108.58
Genes (GCO) 0.6 $22M 301k 73.06
Perficient (PRFT) 0.6 $22M 937k 23.42
Francescas Hldgs Corp 0.6 $22M 1.2M 18.40
Demandware 0.5 $21M 327k 64.12
51job 0.5 $21M 263k 77.90
Tennant Company (TNC) 0.5 $20M 297k 67.81
Aruba Networks 0.5 $20M 1.1M 17.90
Cinemark Holdings (CNK) 0.5 $20M 596k 33.33
Qiagen 0.5 $20M 827k 23.81
Entropic Communications 0.5 $20M 4.2M 4.70
Cabela's Incorporated 0.5 $19M 292k 66.66
Tyler Technologies (TYL) 0.5 $19M 190k 102.13
Constant Contact 0.5 $19M 615k 31.07
Clean Energy Fuels (CLNE) 0.5 $19M 1.4M 12.88
E2open 0.5 $19M 772k 23.91
Stratasys (SSYS) 0.5 $18M 135k 134.70
Responsys 0.5 $18M 660k 27.41
Gigamon 0.5 $18M 634k 28.08
Acxiom Corporation 0.5 $17M 470k 36.98
Alliance Data Systems Corporation (BFH) 0.5 $18M 67k 262.93
Exponent (EXPO) 0.5 $18M 227k 77.28
Liquidity Services (LQDT) 0.5 $18M 779k 22.66
McGrath Rent (MGRC) 0.4 $17M 435k 39.80
Questcor Pharmaceuticals 0.4 $17M 310k 54.45
ImmunoGen 0.4 $17M 1.1M 14.67
Modine Manufacturing (MOD) 0.4 $16M 1.3M 12.82
Safeguard Scientifics 0.4 $17M 823k 20.09
Virtusa Corporation 0.4 $16M 414k 38.09
IPG Photonics Corporation (IPGP) 0.4 $16M 204k 77.61
Douglas Dynamics (PLOW) 0.4 $16M 954k 16.82
Black Diamond 0.4 $16M 1.2M 13.33
Intersil Corporation 0.4 $15M 1.3M 11.47
Sotheby's 0.4 $15M 288k 53.20
Advisory Board Company 0.4 $15M 240k 63.67
Brocade Communications Systems 0.4 $15M 1.7M 8.87
WebMD Health 0.4 $15M 372k 39.50
Monro Muffler Brake (MNRO) 0.4 $15M 258k 56.36
Brunswick Corporation (BC) 0.4 $14M 302k 46.06
BJ's Restaurants (BJRI) 0.4 $14M 451k 31.06
Qualys (QLYS) 0.4 $14M 612k 23.11
CECO Environmental (CECO) 0.3 $14M 854k 16.15
ShoreTel 0.3 $13M 1.4M 9.28
Ascena Retail 0.3 $13M 620k 21.16
VeriFone Systems 0.3 $13M 472k 26.82
Lululemon Athletica (LULU) 0.3 $13M 214k 59.03
Imperva 0.3 $13M 266k 48.13
Monolithic Power Systems (MPWR) 0.3 $12M 355k 34.66
RealD 0.3 $12M 1.4M 8.54
Epam Systems (EPAM) 0.3 $12M 354k 34.94
Power Integrations (POWI) 0.3 $12M 217k 55.82
Fiesta Restaurant 0.3 $12M 227k 52.24
Key Energy Services 0.3 $12M 1.5M 7.90
Luminex Corporation 0.3 $12M 601k 19.40
Invacare Corporation 0.3 $11M 491k 23.21
Knight Transportation 0.3 $11M 609k 18.34
Sapient Corporation 0.3 $11M 657k 17.36
Proofpoint 0.3 $11M 342k 33.17
Cynosure 0.3 $11M 413k 26.64
Mellanox Technologies 0.3 $11M 273k 39.97
Sucampo Pharmaceuticals 0.3 $11M 1.2M 9.40
Fresh Market 0.3 $11M 273k 40.50
Sarepta Therapeutics (SRPT) 0.3 $11M 539k 20.37
Progress Software Corporation (PRGS) 0.3 $11M 409k 25.83
Syneron Medical Ltd ord 0.3 $10M 849k 12.30
Oxford Industries (OXM) 0.3 $10M 128k 80.67
Vascular Solutions 0.3 $11M 454k 23.15
KAR Auction Services (KAR) 0.3 $10M 352k 29.55
Abercrombie & Fitch (ANF) 0.3 $10M 305k 32.91
Littelfuse (LFUS) 0.3 $10M 110k 92.93
Hibbett Sports (HIBB) 0.3 $10M 149k 67.15
Gentium S.p.A. 0.3 $10M 176k 57.10
Global Cash Access Holdings 0.2 $9.7M 972k 9.99
Microsemi Corporation 0.2 $9.8M 391k 24.95
Steiner Leisure Ltd Com Stk 0.2 $9.7M 197k 49.19
salesforce (CRM) 0.2 $9.4M 170k 55.19
Solta Medical 0.2 $9.2M 3.1M 2.95
MarineMax (HZO) 0.2 $9.1M 564k 16.08
Acelrx Pharmaceuticals 0.2 $9.0M 793k 11.31
Meritage Homes Corporation (MTH) 0.2 $8.4M 174k 47.99
Titan Machinery (TITN) 0.2 $8.4M 469k 17.82
Harvard Bioscience (HBIO) 0.2 $8.1M 1.7M 4.70
Ryland 0.2 $7.8M 180k 43.41
DURECT Corporation 0.2 $7.8M 4.5M 1.73
KB Home (KBH) 0.2 $7.5M 409k 18.28
Pantry 0.2 $7.5M 449k 16.78
Sodastream International 0.2 $7.5M 151k 49.64
Celadon (CGIP) 0.2 $6.8M 351k 19.48
Cutera (CUTR) 0.2 $7.0M 686k 10.18
Rockwell Medical Technologies 0.2 $7.1M 678k 10.44
Tesla Motors (TSLA) 0.2 $6.8M 45k 150.43
Channeladvisor 0.2 $6.6M 159k 41.71
LeMaitre Vascular (LMAT) 0.2 $6.3M 786k 8.01
Gentherm (THRM) 0.2 $6.2M 230k 26.81
OSI Systems (OSIS) 0.1 $5.7M 107k 53.11
Basic Energy Services 0.1 $5.9M 375k 15.78
Harris & Harris 0.1 $6.0M 2.0M 2.98
Nanosphere 0.1 $5.8M 2.5M 2.29
Clean Harbors (CLH) 0.1 $5.5M 92k 59.96
RPC (RES) 0.1 $5.4M 302k 17.85
Rudolph Technologies 0.1 $5.5M 470k 11.74
Comfort Systems USA (FIX) 0.1 $5.3M 275k 19.39
Inphi Corporation 0.1 $5.4M 421k 12.90
Icg Group 0.1 $5.5M 295k 18.63
Alpha Natural Resources 0.1 $5.0M 704k 7.14
Fairway Group Holdings 0.1 $4.8M 263k 18.16
Textura 0.1 $4.7M 157k 29.94
Benefitfocus 0.1 $4.7M 81k 57.74
JetBlue Airways Corporation (JBLU) 0.1 $4.2M 490k 8.54
Pericom Semiconductor 0.1 $4.2M 475k 8.86
Ceva (CEVA) 0.1 $4.3M 282k 15.22
BroadSoft 0.1 $4.0M 146k 27.32
NeoGenomics (NEO) 0.1 $3.7M 1.0M 3.62
Natural Grocers By Vitamin C (NGVC) 0.1 $4.0M 95k 42.45
STAAR Surgical Company (STAA) 0.1 $3.4M 207k 16.19
Cash America International 0.1 $3.4M 89k 38.30
DigitalGlobe 0.1 $3.6M 88k 41.15
Envestnet (ENV) 0.1 $3.5M 87k 40.30
BioDelivery Sciences International 0.1 $3.0M 507k 5.89
Sotherly Hotels (SOHO) 0.1 $3.2M 543k 5.94
InnerWorkings 0.1 $2.7M 349k 7.79
Atwood Oceanics 0.1 $2.8M 52k 53.38
Ii-vi 0.1 $2.3M 128k 17.58
Calavo Growers (CVGW) 0.1 $2.4M 79k 30.26
LeapFrog Enterprises 0.1 $2.4M 302k 7.94
Zix Corporation 0.1 $2.4M 517k 4.56
SciQuest 0.1 $2.4M 85k 28.48
Electro Rent Corporation 0.1 $1.8M 99k 18.52
Superior Energy Services 0.1 $1.9M 70k 26.61
Sparton Corporation 0.1 $1.9M 66k 27.95
NuPathe 0.1 $2.1M 648k 3.27
Proto Labs (PRLB) 0.1 $1.8M 26k 71.20
Harvard Apparatus Regener Te 0.1 $1.8M 373k 4.75
Rush Enterprises (RUSHA) 0.0 $1.4M 48k 29.64
Pain Therapeutics 0.0 $1.1M 219k 4.86
Encore Wire Corporation (WIRE) 0.0 $1.2M 22k 54.19
Computer Task 0.0 $1.0M 54k 18.83
Diversified Restaurant Holdi 0.0 $1.2M 250k 4.77
James River Coal Company 0.0 $753k 557k 1.35
AVEO Pharmaceuticals 0.0 $869k 475k 1.83
Prothena (PRTA) 0.0 $899k 34k 26.52
Seattle Genetics 0.0 $371k 9.3k 39.89