Granahan Investment Management

Granahan Investment Management as of Dec. 31, 2015

Portfolio Holdings for Granahan Investment Management

Granahan Investment Management holds 240 positions in its portfolio as reported in the December 2015 quarterly 13F filing

Company (Ticker)
Portfolio Weight
Valued At
Change in Shares
Share Count
Share Price
Ultimate Software 2.0 $58M 294k 195.51
Advisory Board Company 1.9 $55M 1.1M 49.61
CoStar (CSGP) 1.8 $53M 257k 206.69
SPS Commerce (SPSC) 1.8 $53M 754k 70.21
Demandware 1.7 $50M 921k 53.97
Affiliated Managers (AMG) 1.6 $48M 300k 159.76
2u 1.5 $42M 1.5M 27.98
Euronet Worldwide (EEFT) 1.4 $41M 561k 72.43
Ligand Pharmaceuticals In (LGND) 1.3 $39M 359k 108.42
Super Micro Computer 1.2 $36M 1.5M 24.51
RBC Bearings Incorporated (RBC) 1.2 $36M 549k 64.59
Nektar Therapeutics (NKTR) 1.2 $35M 2.1M 16.85
Cynosure 1.2 $34M 768k 44.67
Imax Corp Cad (IMAX) 1.2 $34M 962k 35.54
Infoblox 1.1 $33M 1.8M 18.39
Gigamon 1.1 $33M 1.2M 26.57
West Pharmaceutical Services (WST) 1.1 $33M 541k 60.22
John Bean Technologies Corporation 1.1 $32M 651k 49.83
Ruckus Wireless 1.1 $32M 3.0M 10.71
Acceleron Pharma 1.1 $32M 656k 48.76
Red Hat 1.1 $32M 384k 82.81
Bio-Rad Laboratories (BIO) 1.0 $30M 213k 138.66
TASER International 1.0 $29M 1.7M 17.29
Qiagen 1.0 $29M 1.1M 27.65
Alkermes (ALKS) 1.0 $29M 363k 79.38
Kaman Corporation 1.0 $29M 700k 40.81
Brooks Automation (AZTA) 1.0 $28M 2.6M 10.68
CONMED Corporation (CNMD) 0.9 $27M 605k 44.05
Radware Ltd ord (RDWR) 0.9 $26M 1.7M 15.34
Abiomed 0.9 $26M 289k 90.28
Stag Industrial (STAG) 0.9 $25M 1.4M 18.45
Pandora Media 0.9 $25M 1.9M 13.41
Buffalo Wild Wings 0.9 $25M 156k 159.65
WNS 0.8 $24M 781k 31.19
Zeltiq Aesthetics 0.8 $24M 834k 28.53
Albany International (AIN) 0.8 $23M 618k 36.55
Opus Bank 0.8 $23M 610k 36.97
Tennant Company (TNC) 0.8 $23M 399k 56.26
Mellanox Technologies 0.8 $22M 529k 42.14
Constant Contact 0.8 $22M 745k 29.24
Silicon Laboratories (SLAB) 0.7 $21M 441k 48.54
Teradyne (TER) 0.7 $22M 1.0M 20.67
Intersil Corporation 0.7 $21M 1.6M 12.76
Rush Enterprises (RUSHA) 0.7 $20M 933k 21.89
Imperva 0.7 $20M 322k 63.31
Cempra 0.7 $20M 654k 31.13
Ldr Hldg 0.7 $20M 811k 25.11
Hubspot (HUBS) 0.7 $20M 360k 56.31
Cadence Design Systems (CDNS) 0.7 $20M 943k 20.81
Cepheid 0.7 $19M 518k 36.53
BroadSoft 0.6 $19M 524k 35.36
Bruker Corporation (BRKR) 0.6 $18M 750k 24.27
PROS Holdings (PRO) 0.6 $18M 781k 23.04
Cvent 0.6 $18M 513k 34.91
Akorn 0.6 $18M 470k 37.31
Paylocity Holding Corporation (PCTY) 0.6 $17M 429k 40.55
LivePerson (LPSN) 0.6 $17M 2.5M 6.75
Hawaiian Holdings 0.6 $17M 479k 35.33
Boyd Gaming Corporation (BYD) 0.6 $17M 833k 19.87
Fleetmatics 0.6 $17M 326k 50.79
Kennametal (KMT) 0.6 $16M 850k 19.20
Apogee Enterprises (APOG) 0.6 $16M 373k 43.51
Perficient (PRFT) 0.6 $16M 948k 17.12
FactSet Research Systems (FDS) 0.6 $16M 99k 162.57
Ebix (EBIXQ) 0.6 $16M 491k 32.79
Sage Therapeutics (SAGE) 0.6 $16M 275k 58.30
Spectranetics Corporation 0.5 $16M 1.0M 15.06
Qlik Technologies 0.5 $16M 495k 31.66
Inogen (INGN) 0.5 $16M 390k 40.09
Cardiovascular Systems 0.5 $15M 1.0M 15.12
Quaker Chemical Corporation (KWR) 0.5 $15M 194k 77.26
Mobile Mini 0.5 $15M 471k 31.13
NeoGenomics (NEO) 0.5 $15M 1.8M 7.87
Virtusa Corporation 0.5 $14M 347k 41.34
Finisar Corporation 0.5 $14M 990k 14.54
Genesee & Wyoming 0.5 $14M 260k 53.69
Cogent Communications (CCOI) 0.5 $14M 395k 34.69
MarketAxess Holdings (MKTX) 0.5 $14M 122k 111.59
Tyler Technologies (TYL) 0.5 $14M 78k 174.32
Safeguard Scientifics 0.5 $13M 918k 14.51
Ptc (PTC) 0.5 $13M 385k 34.63
Power Integrations (POWI) 0.5 $13M 269k 48.63
Guidewire Software (GWRE) 0.5 $13M 219k 60.16
Customers Ban (CUBI) 0.5 $13M 484k 27.22
Ionis Pharmaceuticals (IONS) 0.5 $13M 212k 61.93
Douglas Dynamics (PLOW) 0.4 $13M 611k 21.07
Qts Realty Trust 0.4 $13M 283k 45.11
Evolent Health (EVH) 0.4 $13M 1.0M 12.11
Microsemi Corporation 0.4 $12M 375k 32.59
Schweitzer-Mauduit International (MATV) 0.4 $12M 289k 41.99
Ptc Therapeutics I (PTCT) 0.4 $12M 381k 32.40
JetBlue Airways Corporation (JBLU) 0.4 $12M 517k 22.65
Modine Manufacturing (MOD) 0.4 $12M 1.3M 9.05
Enanta Pharmaceuticals (ENTA) 0.4 $12M 353k 33.02
Monolithic Power Systems (MPWR) 0.4 $11M 178k 63.71
Pra (PRAA) 0.4 $11M 325k 34.69
Rockwell Medical Technologies 0.4 $11M 1.1M 10.24
FEI Company 0.4 $10M 130k 79.79
Examworks 0.4 $11M 395k 26.60
Acadia Healthcare (ACHC) 0.4 $11M 169k 62.46
Celadon (CGIP) 0.3 $10M 1.0M 9.89
Invensense 0.3 $10M 1.0M 10.23
2060000 Power Solutions International (PSIX) 0.3 $10M 551k 18.25
Qualys (QLYS) 0.3 $10M 307k 33.09
Titan Machinery (TITN) 0.3 $10M 917k 10.93
Intersect Ent 0.3 $9.7M 429k 22.50
Littelfuse (LFUS) 0.3 $9.4M 88k 107.01
Vascular Solutions 0.3 $9.4M 273k 34.39
Progress Software Corporation (PRGS) 0.3 $9.1M 380k 24.00
Synchronoss Technologies 0.3 $9.0M 256k 35.23
Kona Grill 0.3 $9.1M 572k 15.86
Freshpet (FRPT) 0.3 $9.1M 1.1M 8.49
Nexstar Broadcasting (NXST) 0.3 $8.8M 149k 58.70
IPG Photonics Corporation (IPGP) 0.3 $8.6M 97k 89.16
DXP Enterprises (DXPE) 0.3 $8.8M 387k 22.80
Epam Systems (EPAM) 0.3 $8.8M 112k 78.62
DURECT Corporation 0.3 $8.3M 3.8M 2.21
Mindbody 0.3 $8.5M 563k 15.13
LeMaitre Vascular (LMAT) 0.3 $8.1M 470k 17.25
Clubcorp Hldgs 0.3 $8.0M 439k 18.27
Rudolph Technologies 0.3 $7.8M 546k 14.22
Ii-vi 0.3 $7.6M 412k 18.56
Calavo Growers (CVGW) 0.3 $7.6M 154k 49.00
Clean Harbors (CLH) 0.2 $7.3M 176k 41.65
Core Laboratories 0.2 $7.4M 68k 108.75
Proofpoint 0.2 $7.1M 110k 65.01
Alliance Data Systems Corporation (BFH) 0.2 $7.0M 25k 276.55
BGC Partners 0.2 $6.9M 700k 9.81
PrivateBan 0.2 $6.9M 168k 41.02
Sodastream International 0.2 $6.9M 425k 16.31
Pacira Pharmaceuticals (PCRX) 0.2 $7.0M 91k 76.79
Linkedin Corp 0.2 $7.0M 31k 225.07
Aerohive Networks 0.2 $7.0M 1.4M 5.11
Cognex Corporation (CGNX) 0.2 $6.8M 201k 33.77
OSI Systems (OSIS) 0.2 $6.7M 76k 88.66
Lawson Products (DSGR) 0.2 $6.7M 288k 23.35
Proto Labs (PRLB) 0.2 $6.8M 107k 63.69
Syneron Medical Ltd ord 0.2 $6.4M 834k 7.71
Enzo Biochem (ENZ) 0.2 $6.3M 1.4M 4.50
Pacific Premier Ban (PPBI) 0.2 $6.3M 295k 21.25
La Jolla Pharmaceuticl Com Par 0.2 $6.4M 238k 27.00
TiVo 0.2 $6.2M 724k 8.63
Medidata Solutions 0.2 $6.2M 126k 49.29
Allot Communications (ALLT) 0.2 $6.2M 1.1M 5.82
Inphi Corporation 0.2 $6.1M 227k 27.02
Paratek Pharmaceuticals 0.2 $6.2M 329k 18.97
Knight Transportation 0.2 $5.8M 238k 24.23
Lithia Motors (LAD) 0.2 $5.7M 53k 106.67
Acelrx Pharmaceuticals 0.2 $5.8M 1.5M 3.85
Tetraphase Pharmaceuticals 0.2 $5.7M 573k 10.03
Opower 0.2 $5.9M 556k 10.56
Instructure 0.2 $5.8M 278k 20.82
Scotts Miracle-Gro Company (SMG) 0.2 $5.5M 85k 64.51
Avg Technologies 0.2 $5.6M 281k 20.05
Esperion Therapeutics (ESPR) 0.2 $5.5M 248k 22.26
Rubicon Proj 0.2 $5.5M 332k 16.45
Cabela's Incorporated 0.2 $5.2M 111k 46.73
Churchill Downs (CHDN) 0.2 $5.3M 38k 141.50
Monotype Imaging Holdings 0.2 $5.3M 224k 23.64
Inteliquent 0.2 $5.1M 289k 17.77
Shopify Inc cl a (SHOP) 0.2 $5.2M 203k 25.80
Vail Resorts (MTN) 0.2 $5.0M 39k 127.99
Ceva (CEVA) 0.2 $5.0M 213k 23.36
Harvard Bioscience (HBIO) 0.2 $4.9M 1.4M 3.47
Echo Global Logistics 0.2 $4.8M 236k 20.39
Financial Engines 0.2 $4.9M 147k 33.67
AtriCure (ATRC) 0.2 $5.0M 224k 22.44
Tree (TREE) 0.2 $5.1M 57k 89.28
Evercore Partners (EVR) 0.2 $4.6M 85k 54.07
Exponent (EXPO) 0.2 $4.6M 93k 49.95
Wageworks 0.2 $4.7M 104k 45.37
Trevena 0.2 $4.7M 451k 10.50
Care 0.2 $4.8M 666k 7.16
Callaway Golf Company (MODG) 0.1 $4.3M 462k 9.42
ShoreTel 0.1 $4.3M 481k 8.85
Harris & Harris 0.1 $4.3M 1.9M 2.20
Derma Sciences 0.1 $4.5M 978k 4.57
Five Below (FIVE) 0.1 $4.4M 136k 32.10
Smart Balance 0.1 $4.2M 385k 10.98
Cutera (CUTR) 0.1 $4.2M 325k 12.79
Natural Grocers By Vitamin C (NGVC) 0.1 $4.2M 205k 20.37
RPC (RES) 0.1 $3.7M 312k 11.95
Deckers Outdoor Corporation (DECK) 0.1 $3.7M 79k 47.20
PriceSmart (PSMT) 0.1 $3.8M 46k 82.99
Hudson Technologies (HDSN) 0.1 $3.7M 1.3M 2.97
Francescas Hldgs Corp 0.1 $3.7M 210k 17.41
Endurance Intl Group Hldgs I 0.1 $3.8M 348k 10.93
Agile Therapeutics 0.1 $3.8M 390k 9.76
AMAG Pharmaceuticals 0.1 $3.5M 115k 30.19
InnerWorkings 0.1 $3.3M 446k 7.50
Inter Parfums (IPAR) 0.1 $3.4M 144k 23.82
BioDelivery Sciences International 0.1 $3.5M 741k 4.79
Nimble Storage 0.1 $3.4M 372k 9.20
Crocs (CROX) 0.1 $3.2M 310k 10.24
Brunswick Corporation (BC) 0.1 $3.3M 65k 50.51
Ascena Retail 0.1 $3.2M 323k 9.85
Sotherly Hotels (SOHO) 0.1 $3.1M 505k 6.16
Under Armour (UAA) 0.1 $2.9M 36k 80.62
Cinemark Holdings (CNK) 0.1 $3.0M 89k 33.43
Skechers USA (SKX) 0.1 $2.8M 92k 30.21
Digimarc Corporation (DMRC) 0.1 $2.8M 77k 36.51
Accuray Incorporated (ARAY) 0.1 $3.0M 444k 6.75
Rapid7 (RPD) 0.1 $2.9M 194k 15.13
Gtt Communications 0.1 $2.7M 159k 17.06
Dave & Buster's Entertainmnt (PLAY) 0.1 $2.5M 60k 41.74
Texas Capital Bancshares (TCBI) 0.1 $2.3M 46k 49.42
KAR Auction Services (KAR) 0.1 $2.3M 62k 37.02
Manitex International 0.1 $2.3M 390k 5.95
Skullcandy 0.1 $2.3M 485k 4.73
Performance Sports 0.1 $2.4M 247k 9.63
James River Group Holdings L (JRVR) 0.1 $2.3M 68k 33.55
Infinera (INFN) 0.1 $2.0M 112k 18.12
BJ's Restaurants (BJRI) 0.1 $1.9M 44k 43.48
Gopro (GPRO) 0.1 $2.0M 113k 18.01
Cerulean Pharma 0.1 $2.1M 764k 2.80
STAAR Surgical Company (STAA) 0.1 $1.7M 245k 7.14
Zafgen 0.1 $1.8M 289k 6.29
Kornit Digital (KRNT) 0.1 $1.8M 162k 10.80
Pain Therapeutics 0.1 $1.4M 776k 1.75
Diversified Restaurant Holdi 0.1 $1.4M 624k 2.25
Dick's Sporting Goods (DKS) 0.0 $1.2M 33k 35.34
Grand Canyon Education (LOPE) 0.0 $1.1M 29k 40.10
Callidus Software 0.0 $1.1M 58k 18.58
Superior Energy Services 0.0 $1.1M 82k 13.47
Spirit Airlines (SAVEQ) 0.0 $1.1M 27k 39.85
Enserv 0.0 $1.2M 2.1M 0.54
Basic Energy Services 0.0 $791k 295k 2.68
Vonage Holdings 0.0 $949k 165k 5.74
Zoe's Kitchen 0.0 $876k 31k 27.98
Sportsmans Whse Hldgs (SPWH) 0.0 $820k 64k 12.91
Trex Company (TREX) 0.0 $574k 15k 38.01
Quantum Corporation 0.0 $518k 557k 0.93
Landec Corporation (LFCR) 0.0 $641k 54k 11.82
Escalade (ESCA) 0.0 $491k 37k 13.25
Jamba 0.0 $722k 54k 13.50
Fox Factory Hldg (FOXF) 0.0 $447k 27k 16.52
Oxford Industries (OXM) 0.0 $424k 6.6k 63.86
Cherokee 0.0 $358k 21k 17.23
Fiesta Restaurant 0.0 $338k 10k 33.58
Del Friscos Restaurant 0.0 $433k 27k 16.01