Portolan Capital Management as of Dec. 31, 2017
Portfolio Holdings for Portolan Capital Management
Portolan Capital Management holds 116 positions in its portfolio as reported in the December 2017 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price |
|---|---|---|---|---|---|
| Care | 3.3 | $30M | 1.7M | 18.04 | |
| SLM Corporation (SLM) | 3.2 | $29M | 2.6M | 11.30 | |
| Boingo Wireless | 3.0 | $28M | 1.2M | 22.50 | |
| Carbonite | 2.6 | $24M | 963k | 25.10 | |
| Nutanix Inc cl a (NTNX) | 2.6 | $24M | 669k | 35.28 | |
| Casella Waste Systems (CWST) | 2.6 | $24M | 1.0M | 23.02 | |
| Hortonworks | 2.4 | $22M | 1.1M | 20.11 | |
| Daseke (DSKE) | 2.4 | $22M | 1.5M | 14.29 | |
| Callidus Software | 2.3 | $21M | 737k | 28.65 | |
| Calavo Growers (CVGW) | 2.3 | $21M | 245k | 84.40 | |
| Skechers USA (SKX) | 2.1 | $19M | 508k | 37.84 | |
| Apptio Inc cl a | 1.9 | $18M | 758k | 23.52 | |
| Internap Corp | 1.9 | $18M | 1.1M | 15.71 | |
| Extraction Oil And Gas | 1.9 | $17M | 1.2M | 14.31 | |
| Bio-Rad Laboratories (BIO) | 1.8 | $17M | 69k | 238.67 | |
| Whiting Petroleum Corp | 1.8 | $16M | 609k | 26.48 | |
| Abraxas Petroleum | 1.7 | $16M | 6.4M | 2.46 | |
| Ebix (EBIXQ) | 1.7 | $15M | 192k | 79.25 | |
| Match | 1.6 | $15M | 479k | 31.31 | |
| Nomad Foods (NOMD) | 1.6 | $15M | 866k | 16.91 | |
| Box Inc cl a (BOX) | 1.5 | $14M | 664k | 21.12 | |
| Primo Water Corporation | 1.5 | $14M | 1.1M | 12.57 | |
| Groupon | 1.4 | $13M | 2.5M | 5.10 | |
| Godaddy Inc cl a (GDDY) | 1.4 | $13M | 255k | 50.28 | |
| On Deck Capital | 1.4 | $13M | 2.2M | 5.74 | |
| Euronet Worldwide (EEFT) | 1.4 | $12M | 147k | 84.27 | |
| Qualys (QLYS) | 1.3 | $12M | 198k | 59.35 | |
| Alphabet Inc Class C cs (GOOG) | 1.3 | $12M | 11k | 1046.38 | |
| Aaron's | 1.3 | $12M | 290k | 39.85 | |
| Stamps | 1.2 | $11M | 56k | 188.01 | |
| Gulfport Energy Corporation | 1.1 | $9.9M | 773k | 12.76 | |
| Cott Corp | 1.1 | $9.8M | 586k | 16.66 | |
| Resolute Energy | 1.1 | $9.7M | 307k | 31.47 | |
| Devon Energy Corporation (DVN) | 0.9 | $8.6M | 208k | 41.40 | |
| Central Garden & Pet (CENT) | 0.9 | $8.3M | 214k | 38.92 | |
| Facebook Inc cl a (META) | 0.9 | $8.1M | 46k | 176.46 | |
| Systemax | 0.9 | $7.9M | 239k | 33.27 | |
| Kemet Corporation Cmn | 0.9 | $8.0M | 529k | 15.06 | |
| USA Truck | 0.8 | $7.6M | 422k | 18.13 | |
| Voya Financial (VOYA) | 0.8 | $7.7M | 155k | 49.47 | |
| KapStone Paper and Packaging | 0.8 | $7.5M | 329k | 22.69 | |
| Univar | 0.8 | $7.5M | 242k | 30.96 | |
| Qad Inc cl a | 0.8 | $7.4M | 191k | 38.85 | |
| Rapid7 (RPD) | 0.8 | $7.3M | 393k | 18.66 | |
| Fifth Third Ban (FITB) | 0.8 | $7.1M | 236k | 30.34 | |
| Tree (TREE) | 0.8 | $7.1M | 21k | 340.45 | |
| Cambrex Corporation | 0.8 | $7.0M | 145k | 48.00 | |
| Ryerson Tull (RYI) | 0.8 | $6.9M | 665k | 10.40 | |
| Ambarella (AMBA) | 0.7 | $6.5M | 110k | 58.75 | |
| Westrock (WRK) | 0.7 | $6.4M | 102k | 63.21 | |
| Pitney Bowes (PBI) | 0.7 | $6.3M | 564k | 11.18 | |
| Quantum Corp Dlt & Storage (QMCO) | 0.7 | $6.2M | 1.1M | 5.63 | |
| Red Lion Hotels Corporation | 0.7 | $5.9M | 602k | 9.85 | |
| Cooper Standard Holdings (CPS) | 0.7 | $6.0M | 49k | 122.51 | |
| Wix (WIX) | 0.7 | $6.0M | 104k | 57.55 | |
| RealPage | 0.6 | $5.9M | 133k | 44.30 | |
| Covenant Transportation (CVLG) | 0.6 | $5.6M | 196k | 28.73 | |
| Axon Enterprise (AXON) | 0.6 | $5.5M | 208k | 26.50 | |
| Axt (AXTI) | 0.6 | $5.4M | 618k | 8.70 | |
| Hudson Technologies (HDSN) | 0.6 | $5.4M | 883k | 6.07 | |
| Instructure | 0.6 | $5.3M | 159k | 33.10 | |
| LKQ Corporation (LKQ) | 0.6 | $5.2M | 129k | 40.67 | |
| Conn's (CONN) | 0.6 | $5.2M | 146k | 35.55 | |
| Scorpio Tankers | 0.6 | $5.2M | 1.7M | 3.05 | |
| Virtusa Corporation | 0.6 | $5.1M | 117k | 44.08 | |
| U.S. Auto Parts Network | 0.6 | $5.1M | 2.0M | 2.52 | |
| United Therapeutics Corporation (UTHR) | 0.6 | $5.1M | 34k | 147.95 | |
| Orion Engineered Carbons (OEC) | 0.5 | $4.9M | 190k | 25.60 | |
| Farmer Brothers (FARM) | 0.5 | $4.8M | 148k | 32.15 | |
| SVB Financial (SIVBQ) | 0.5 | $4.7M | 20k | 233.79 | |
| Attunity | 0.5 | $4.7M | 672k | 6.98 | |
| Knight Swift Transn Hldgs (KNX) | 0.5 | $4.6M | 106k | 43.72 | |
| Rayonier Advanced Matls (RYAM) | 0.5 | $4.6M | 223k | 20.45 | |
| American Axle & Manufact. Holdings (AXL) | 0.5 | $4.4M | 258k | 17.03 | |
| Emcore Corp (EMKR) | 0.5 | $4.3M | 673k | 6.45 | |
| Earthstone Energy | 0.5 | $4.4M | 416k | 10.63 | |
| Abiomed | 0.5 | $4.2M | 22k | 187.39 | |
| Yelp Inc cl a (YELP) | 0.5 | $4.2M | 101k | 41.96 | |
| Wintrust Financial Corporation (WTFC) | 0.4 | $4.0M | 48k | 82.37 | |
| Altisource Residential Corp cl b | 0.4 | $3.9M | 326k | 11.86 | |
| Nuance Communications | 0.4 | $3.7M | 228k | 16.35 | |
| Cooper Tire & Rubber Company | 0.4 | $3.7M | 106k | 35.35 | |
| Comerica Incorporated (CMA) | 0.4 | $3.7M | 42k | 86.80 | |
| Triton International | 0.4 | $3.6M | 97k | 37.45 | |
| Mimecast | 0.4 | $3.6M | 125k | 28.67 | |
| Preferred Bank, Los Angeles (PFBC) | 0.4 | $3.3M | 56k | 58.77 | |
| ViaSat (VSAT) | 0.3 | $2.9M | 39k | 74.85 | |
| Sportsmans Whse Hldgs (SPWH) | 0.3 | $2.9M | 432k | 6.61 | |
| Pensare Acquisition Corp unit 07/27/2022 | 0.3 | $2.9M | 278k | 10.32 | |
| Ringcentral (RNG) | 0.3 | $2.7M | 57k | 48.40 | |
| Fabrinet (FN) | 0.3 | $2.6M | 92k | 28.69 | |
| J.B. Hunt Transport Services (JBHT) | 0.3 | $2.6M | 22k | 114.99 | |
| Adobe Systems Incorporated (ADBE) | 0.3 | $2.4M | 14k | 175.24 | |
| Tuesday Morning Corporation | 0.3 | $2.4M | 874k | 2.75 | |
| ardmore Shipping (ASC) | 0.3 | $2.4M | 302k | 8.00 | |
| Nevro (NVRO) | 0.2 | $2.3M | 33k | 69.03 | |
| Paypal Holdings (PYPL) | 0.2 | $2.3M | 31k | 73.63 | |
| Alcoa (AA) | 0.2 | $2.0M | 37k | 53.88 | |
| Oclaro | 0.2 | $1.8M | 271k | 6.74 | |
| KVH Industries (KVHI) | 0.2 | $1.7M | 161k | 10.35 | |
| Costamare (CMRE) | 0.2 | $1.6M | 270k | 5.77 | |
| Electronic Arts (EA) | 0.1 | $1.3M | 13k | 105.08 | |
| Bill Barrett Corporation | 0.1 | $1.3M | 263k | 5.13 | |
| Packaging Corporation of America (PKG) | 0.1 | $1.2M | 9.9k | 120.55 | |
| Genes (GCO) | 0.1 | $1.2M | 38k | 32.49 | |
| M/a (MTSI) | 0.1 | $1.2M | 36k | 32.53 | |
| BioScrip | 0.1 | $1.1M | 362k | 2.91 | |
| Hubspot (HUBS) | 0.1 | $1.1M | 12k | 88.38 | |
| New Relic | 0.1 | $1.1M | 20k | 57.79 | |
| Echo Global Logistics | 0.1 | $1.0M | 36k | 28.00 | |
| Five9 (FIVN) | 0.1 | $924k | 37k | 24.89 | |
| Rh (RH) | 0.1 | $900k | 10k | 86.23 | |
| Anika Therapeutics (ANIK) | 0.1 | $785k | 15k | 53.93 | |
| Carrols Restaurant (TAST) | 0.1 | $625k | 51k | 12.15 | |
| Mindbody | 0.1 | $683k | 22k | 30.43 | |
| Inphi Corporation | 0.1 | $491k | 13k | 36.62 |
