Granahan Investment Management

Granahan Investment Management as of Sept. 30, 2015

Portfolio Holdings for Granahan Investment Management

Granahan Investment Management holds 255 positions in its portfolio as reported in the September 2015 quarterly 13F filing

Company (Ticker)
Portfolio Weight
Valued At
Change in Shares
Share Count
Share Price
Ultimate Software 1.9 $61M 343k 179.01
SPS Commerce (SPSC) 1.8 $57M 842k 67.89
Affiliated Managers (AMG) 1.7 $56M 327k 170.99
Euronet Worldwide (EEFT) 1.7 $55M 743k 74.09
Pandora Media 1.6 $51M 2.4M 21.34
CoStar (CSGP) 1.6 $50M 291k 173.06
Advisory Board Company 1.6 $50M 1.1M 45.54
Super Micro Computer 1.4 $44M 1.6M 27.26
Imax Corp Cad (IMAX) 1.4 $43M 1.3M 33.79
Ruckus Wireless 1.3 $41M 3.5M 11.88
Buffalo Wild Wings 1.2 $38M 197k 193.43
West Pharmaceutical Services (WST) 1.1 $36M 664k 54.12
RBC Bearings Incorporated (RBC) 1.1 $36M 601k 59.73
Demandware 1.1 $36M 688k 51.68
2u 1.1 $35M 983k 35.90
Red Hat 1.1 $35M 485k 71.88
TASER International 1.1 $35M 1.6M 22.02
iShares Russell 2000 Growth Index (IWO) 1.0 $34M 250k 133.97
Ligand Pharmaceuticals In (LGND) 1.0 $34M 391k 85.65
Brooks Automation (AZTA) 1.0 $33M 2.8M 11.71
Alkermes (ALKS) 1.0 $33M 564k 58.67
Radware Ltd ord (RDWR) 1.0 $32M 2.0M 16.26
Bio-Rad Laboratories (BIO) 1.0 $32M 238k 134.31
Sucampo Pharmaceuticals 1.0 $32M 1.6M 19.87
Infoblox 1.0 $32M 2.0M 15.98
John Bean Technologies Corporation 0.9 $30M 779k 38.25
Virtusa Corporation 0.9 $29M 573k 51.31
Zeltiq Aesthetics 0.9 $29M 916k 32.03
Crocs (CROX) 0.9 $29M 2.2M 12.92
Constant Contact 0.9 $29M 1.2M 24.24
Stag Industrial (STAG) 0.9 $29M 1.6M 18.21
WNS 0.8 $27M 970k 27.95
Qiagen 0.8 $27M 1.1M 25.80
Gigamon 0.8 $27M 1.4M 20.01
Kaman Corporation 0.8 $26M 737k 35.85
Imperva 0.8 $26M 400k 65.48
Tennant Company (TNC) 0.8 $26M 459k 56.18
Nektar Therapeutics (NKTR) 0.8 $25M 2.3M 10.96
Bruker Corporation (BRKR) 0.8 $25M 1.5M 16.43
LivePerson (LPSN) 0.8 $25M 3.3M 7.56
Kennametal (KMT) 0.8 $24M 979k 24.89
Cadence Design Systems (CDNS) 0.7 $24M 1.2M 20.68
CONMED Corporation (CNMD) 0.7 $24M 492k 47.74
Mellanox Technologies 0.7 $24M 624k 37.79
Five Below (FIVE) 0.7 $24M 701k 33.58
Cynosure 0.7 $23M 761k 30.04
Teradyne (TER) 0.7 $22M 1.2M 18.01
Qlik Technologies 0.7 $22M 596k 36.45
Silicon Laboratories (SLAB) 0.6 $21M 493k 41.54
Intersil Corporation 0.6 $20M 1.7M 11.70
PROS Holdings (PRO) 0.6 $20M 905k 22.14
Cardiovascular Systems 0.6 $20M 1.2M 15.84
Rush Enterprises (RUSHA) 0.6 $19M 781k 24.20
Fleetmatics 0.6 $19M 381k 49.09
Opus Bank 0.6 $19M 490k 38.24
Quaker Chemical Corporation (KWR) 0.6 $18M 233k 77.08
BroadSoft 0.6 $18M 609k 29.96
Perficient (PRFT) 0.6 $18M 1.1M 15.43
Cognex Corporation (CGNX) 0.6 $18M 518k 34.37
Hubspot (HUBS) 0.5 $17M 375k 46.37
Tyler Technologies (TYL) 0.5 $17M 115k 149.31
Douglas Dynamics (PLOW) 0.5 $17M 846k 19.86
Paylocity Holding Corporation (PCTY) 0.5 $17M 565k 29.99
Albany International (AIN) 0.5 $17M 577k 28.61
Qts Realty Trust 0.5 $16M 375k 43.69
MarketAxess Holdings (MKTX) 0.5 $16M 174k 92.88
DXP Enterprises (DXPE) 0.5 $16M 591k 27.28
2060000 Power Solutions International (PSIX) 0.5 $16M 709k 22.71
FactSet Research Systems (FDS) 0.5 $16M 99k 159.81
Celadon (CGIP) 0.5 $16M 980k 16.02
Comfort Systems USA (FIX) 0.5 $16M 585k 27.26
Finisar Corporation 0.5 $16M 1.4M 11.13
Mobile Mini 0.5 $15M 499k 30.79
JetBlue Airways Corporation (JBLU) 0.5 $15M 595k 25.77
Pra (PRAA) 0.5 $15M 289k 52.92
Microsemi Corporation 0.5 $15M 447k 32.82
Genesee & Wyoming 0.5 $14M 244k 59.08
Guidewire Software (GWRE) 0.5 $14M 274k 52.58
Ptc (PTC) 0.5 $15M 462k 31.74
Enanta Pharmaceuticals (ENTA) 0.5 $15M 403k 36.14
Cvent 0.5 $15M 436k 33.66
Cogent Communications (CCOI) 0.4 $14M 518k 27.16
Hawaiian Holdings 0.4 $14M 563k 24.68
Inphi Corporation 0.4 $14M 572k 24.04
Spectranetics Corporation 0.4 $14M 1.1M 11.79
Inogen (INGN) 0.4 $14M 279k 48.55
Boyd Gaming Corporation (BYD) 0.4 $13M 814k 16.30
Cempra 0.4 $13M 471k 27.84
Epam Systems (EPAM) 0.4 $13M 176k 74.52
Sage Therapeutics (SAGE) 0.4 $13M 311k 42.32
Monotype Imaging Holdings 0.4 $13M 574k 21.82
Monolithic Power Systems (MPWR) 0.4 $13M 244k 51.20
Ebix (EBIXQ) 0.4 $13M 499k 24.96
Safeguard Scientifics 0.4 $13M 811k 15.54
Cepheid 0.4 $12M 274k 45.20
Qualys (QLYS) 0.4 $12M 433k 28.46
Acceleron Pharma 0.4 $12M 490k 24.90
Vascular Solutions 0.4 $12M 371k 32.41
Evolent Health (EVH) 0.4 $12M 754k 15.96
Apogee Enterprises (APOG) 0.4 $12M 259k 44.65
Schweitzer-Mauduit International (MATV) 0.4 $12M 338k 34.38
EXACT Sciences Corporation (EXAS) 0.4 $12M 641k 17.99
AtriCure (ATRC) 0.4 $12M 536k 21.91
Zafgen 0.4 $12M 363k 31.95
Modine Manufacturing (MOD) 0.3 $11M 1.4M 7.87
Titan Machinery (TITN) 0.3 $11M 955k 11.48
Power Integrations (POWI) 0.3 $11M 251k 42.17
Akorn 0.3 $11M 371k 28.51
Invensense 0.3 $11M 1.1M 9.29
Proofpoint 0.3 $11M 177k 60.32
Customers Ban (CUBI) 0.3 $11M 418k 25.70
FEI Company 0.3 $10M 143k 73.04
Examworks 0.3 $10M 350k 29.24
NeoGenomics (NEO) 0.3 $10M 1.8M 5.73
Adeptus Health Inc-class A 0.3 $10M 128k 80.76
Rockwell Medical Technologies 0.3 $9.9M 1.3M 7.71
Ldr Hldg 0.3 $10M 293k 34.53
Freshpet (FRPT) 0.3 $10M 954k 10.50
Progress Software Corporation (PRGS) 0.3 $9.8M 380k 25.83
Ii-vi 0.3 $9.7M 603k 16.08
Financial Engines 0.3 $9.5M 322k 29.47
Wageworks 0.3 $9.4M 209k 45.08
Yodlee 0.3 $9.3M 575k 16.13
Littelfuse (LFUS) 0.3 $9.1M 100k 91.15
IPG Photonics Corporation (IPGP) 0.3 $9.0M 118k 75.97
Exponent (EXPO) 0.3 $9.1M 204k 44.56
TiVo 0.3 $8.6M 998k 8.66
Intersect Ent 0.3 $8.6M 366k 23.40
Cutera (CUTR) 0.3 $8.6M 654k 13.08
DURECT Corporation 0.3 $8.5M 4.3M 1.95
LeMaitre Vascular (LMAT) 0.3 $8.3M 683k 12.19
Kona Grill 0.2 $8.0M 508k 15.75
Clean Harbors (CLH) 0.2 $7.8M 176k 43.97
Syneron Medical Ltd ord 0.2 $7.7M 1.1M 7.15
Rudolph Technologies 0.2 $7.6M 613k 12.45
ShoreTel 0.2 $7.8M 1.0M 7.47
Chuys Hldgs (CHUY) 0.2 $7.7M 272k 28.40
Clubcorp Hldgs 0.2 $7.9M 368k 21.46
Aerohive Networks 0.2 $7.7M 1.3M 5.98
AMAG Pharmaceuticals 0.2 $7.4M 186k 39.73
Core Laboratories 0.2 $7.5M 75k 99.80
OSI Systems (OSIS) 0.2 $7.3M 95k 76.96
Medidata Solutions 0.2 $7.3M 174k 42.11
Pacira Pharmaceuticals (PCRX) 0.2 $7.5M 182k 41.10
Nimble Storage 0.2 $7.4M 306k 24.12
Texas Capital Bancshares (TCBI) 0.2 $7.1M 136k 52.42
Abiomed 0.2 $7.2M 77k 92.76
Lithia Motors (LAD) 0.2 $7.0M 65k 108.11
Synchronoss Technologies 0.2 $7.0M 215k 32.80
Scotts Miracle-Gro Company (SMG) 0.2 $7.0M 115k 60.82
Esperion Therapeutics (ESPR) 0.2 $7.1M 300k 23.59
Evercore Partners (EVR) 0.2 $6.7M 133k 50.24
Sodastream International 0.2 $6.8M 491k 13.76
Gtt Communications 0.2 $6.7M 287k 23.26
Churchill Downs (CHDN) 0.2 $6.4M 48k 133.81
Alliance Data Systems Corporation (BFH) 0.2 $6.5M 25k 258.97
Deckers Outdoor Corporation (DECK) 0.2 $6.4M 109k 58.06
Harvard Bioscience (HBIO) 0.2 $6.4M 1.7M 3.78
Proto Labs (PRLB) 0.2 $6.6M 98k 67.00
Tetraphase Pharmaceuticals 0.2 $6.3M 851k 7.46
Ptc Therapeutics I (PTCT) 0.2 $6.3M 236k 26.70
Performance Sports 0.2 $6.5M 485k 13.42
Paratek Pharmaceuticals 0.2 $6.5M 340k 19.00
Nexstar Broadcasting (NXST) 0.2 $6.1M 129k 47.35
Rentrak Corporation 0.2 $6.2M 115k 54.07
Knight Transportation 0.2 $5.7M 238k 24.00
Calavo Growers (CVGW) 0.2 $5.7M 128k 44.64
Ceva (CEVA) 0.2 $5.9M 320k 18.57
Ascena Retail 0.2 $5.7M 412k 13.91
Linkedin Corp 0.2 $5.9M 31k 190.14
Natural Grocers By Vitamin C (NGVC) 0.2 $5.8M 257k 22.69
La Jolla Pharmaceuticl Com Par 0.2 $5.9M 212k 27.79
Rubicon Proj 0.2 $5.9M 406k 14.53
Digimarc Corporation (DMRC) 0.2 $5.4M 177k 30.55
Allot Communications (ALLT) 0.2 $5.6M 1.2M 4.91
Avg Technologies 0.2 $5.5M 251k 21.75
Mindbody 0.2 $5.4M 344k 15.63
Cabela's Incorporated 0.2 $5.1M 111k 45.60
Inter Parfums (IPAR) 0.2 $5.0M 203k 24.81
Acelrx Pharmaceuticals 0.2 $5.3M 1.7M 3.05
Callaway Golf Company (MODG) 0.1 $4.9M 583k 8.35
PriceSmart (PSMT) 0.1 $4.9M 63k 77.34
Pacific Premier Ban (PPBI) 0.1 $4.7M 233k 20.32
Fiesta Restaurant 0.1 $4.8M 106k 45.37
Grand Canyon Education (LOPE) 0.1 $4.5M 118k 37.99
Brunswick Corporation (BC) 0.1 $4.5M 94k 47.89
Echo Global Logistics 0.1 $4.6M 237k 19.60
Skullcandy 0.1 $4.4M 798k 5.53
Smart Balance 0.1 $4.4M 533k 8.19
Inteliquent 0.1 $4.6M 207k 22.33
Vail Resorts (MTN) 0.1 $4.2M 40k 104.69
Brocade Communications Systems 0.1 $4.1M 399k 10.38
Francescas Hldgs Corp 0.1 $4.2M 345k 12.23
ImmunoGen 0.1 $3.8M 401k 9.60
Harris & Harris 0.1 $4.0M 1.9M 2.14
Trevena 0.1 $3.9M 377k 10.35
Zoe's Kitchen 0.1 $3.8M 97k 39.49
Under Armour (UAA) 0.1 $3.5M 36k 96.79
FARO Technologies (FARO) 0.1 $3.6M 104k 35.00
Portola Pharmaceuticals 0.1 $3.4M 80k 42.62
Ovascience 0.1 $3.4M 402k 8.49
Gopro (GPRO) 0.1 $3.5M 113k 31.22
STAAR Surgical Company (STAA) 0.1 $3.2M 409k 7.76
Sotherly Hotels (SOHO) 0.1 $3.2M 478k 6.80
Care 0.1 $3.1M 611k 5.14
Sportsmans Whse Hldgs (SPWH) 0.1 $3.1M 252k 12.32
InnerWorkings 0.1 $2.8M 446k 6.25
Cinemark Holdings (CNK) 0.1 $2.9M 89k 32.49
Lawson Products (DSGR) 0.1 $2.8M 128k 21.65
Tree (TREE) 0.1 $2.9M 31k 93.03
RPC (RES) 0.1 $2.7M 302k 8.85
BJ's Restaurants (BJRI) 0.1 $2.6M 61k 43.03
Hudson Technologies (HDSN) 0.1 $2.5M 834k 2.97
Endurance Intl Group Hldgs I 0.1 $2.4M 183k 13.36
Emcor (EME) 0.1 $2.3M 52k 44.25
Casey's General Stores (CASY) 0.1 $2.4M 23k 102.94
Infinera (INFN) 0.1 $2.3M 120k 19.56
Callidus Software 0.1 $2.2M 130k 16.99
BioDelivery Sciences International 0.1 $2.2M 400k 5.56
KAR Auction Services (KAR) 0.1 $2.2M 62k 35.50
Derma Sciences 0.1 $2.4M 505k 4.71
Escalade (ESCA) 0.1 $2.1M 135k 15.80
Oxford Industries (OXM) 0.1 $1.9M 26k 73.87
Landec Corporation (LFCR) 0.1 $1.9M 161k 11.67
Enzo Biochem (ENZ) 0.1 $1.9M 596k 3.17
Rapid7 (RPD) 0.1 $2.0M 90k 22.76
Dick's Sporting Goods (DKS) 0.1 $1.6M 33k 49.60
Superior Energy Services 0.1 $1.5M 120k 12.63
Manitex International 0.1 $1.7M 307k 5.62
Diversified Restaurant Holdi 0.1 $1.6M 588k 2.70
Fox Factory Hldg (FOXF) 0.1 $1.7M 101k 16.86
Kornit Digital (KRNT) 0.1 $1.6M 128k 12.51
Trex Company (TREX) 0.0 $1.3M 39k 33.32
Skechers USA (SKX) 0.0 $1.4M 31k 44.69
Sparton Corporation 0.0 $1.3M 62k 21.41
Del Friscos Restaurant 0.0 $1.4M 104k 13.89
Enserv 0.0 $1.3M 2.0M 0.68
Agile Therapeutics 0.0 $1.3M 195k 6.74
Cerulean Pharma 0.0 $1.4M 377k 3.66
Air Methods Corporation 0.0 $940k 28k 34.09
Basic Energy Services 0.0 $1.0M 310k 3.30
Cherokee 0.0 $922k 59k 15.52
Geospace Technologies (GEOS) 0.0 $991k 72k 13.81
Jamba 0.0 $1.1M 78k 14.25
Quantum Corporation 0.0 $553k 790k 0.70
Pain Therapeutics 0.0 $613k 335k 1.83
Vonage Holdings 0.0 $617k 105k 5.88
AVEO Pharmaceuticals 0.0 $794k 657k 1.21
Primoris Services (PRIM) 0.0 $734k 41k 17.90
Gentherm (THRM) 0.0 $770k 17k 44.92
Chimerix (CMRX) 0.0 $294k 7.7k 38.21
Cosiinccomnewadded 0.0 $273k 267k 1.02
Nanosphere 0.0 $211k 125k 1.68
Harvard Apparatus Regener Te 0.0 $159k 188k 0.85
Solium Capital 0.0 $157k 30k 5.22