Portolan Capital Management, LLC Quant / Systematic

Location: Boston, MA

CIK: 0001350290 · Show all filings

Period: Q1 2015 (← Previous) (Next →)

Filing Date: May 15, 2015

Total Value: $545M (100.0% shares, 0.0% debt)

Holdings (113)

ABIOMED INC. 2.9%
Value $15.65M Shares 218,648 Est. Cost $23.38 Unrealized
CWST CASELLA WASTE SYSTEMS INC. 2.8%
Value $15.07M Shares 2,739,222 Est. Cost $4.39 Unrealized -1.4%
ANIK ANIKA THERAPEUTICS INC. 2.8%
Value $15.01M Shares 364,463 Est. Cost $31.09 Unrealized +30.0%
MERC MERCER INTERNATIONAL INC. 2.6%
Value $14.12M Shares 919,019 Est. Cost $7.87 Unrealized +16.1%
SEQUENOM INC. 2.5%
Value $13.7M Shares 3,466,969 Est. Cost $3.78 Unrealized
MONSTER WORLDWIDE INC. 2.2%
Value $12.14M Shares 1,915,117 Est. Cost $5.34 Unrealized
NEW MEDIA INVESTMENT GROUP 2.2%
Value $11.79M Shares 492,754 Est. Cost $19.69 Unrealized
INCONTACT INC. 2.0%
Value $10.77M Shares 988,287 Est. Cost $9.33 Unrealized
BBBY OVERSTOCK.COM INC. 1.9%
Value $10.33M Shares 426,346 Est. Cost $20.99 Unrealized +10.1%
HOWARD HUGHES CORP. 1.9%
Value $10.32M Shares 66,581 Est. Cost $120.84 Unrealized
GT GOODYEAR TIRE & RUBBER CO. 1.8%
Value $9.57M Shares 353,390 Est. Cost $19.09 Unrealized +36.9%
MU MICRON TECHNOLOGY INC. 1.7%
Value $9.264M Shares 341,475 Est. Cost $29.93 Unrealized -2.6%
CALLIDUS SOFTWARE INC. 1.6%
Value $8.809M Shares 694,736 Est. Cost $12.20 Unrealized
SCIQUEST INC. 1.6%
Value $8.595M Shares 507,703 Est. Cost $14.76 Unrealized
NWSA NEWS CORP. 1.5%
Value $8.281M Shares 517,251 Est. Cost $13.57 Unrealized +4.7%
RALLY SOFTWARE DEVELOPMENT 1.5%
Value $7.929M Shares 505,350 Est. Cost $15.69 Unrealized
BRAVO BRIO RESTAURANT GROUP 1.5%
Value $7.914M Shares 538,735 Est. Cost $15.29 Unrealized
AAL AMERICAN AIRLINES GROUP INC. 1.4%
Value $7.8M Shares 147,779 Est. Cost $48.17 Unrealized 0.0%
RESTORATION HARDWARE HOLDING 1.4%
Value $7.795M Shares 78,586 Est. Cost $96.01 Unrealized
VONAGE HOLDINGS CORP. 1.4%
Value $7.724M Shares 1,573,026 Est. Cost $4.17 Unrealized
EGHT 8X8 INC. 1.4%
Value $7.708M Shares 917,664 Est. Cost $7.79 Unrealized +3.4%
SMART & FINAL STORES INC. 1.4%
Value $7.702M Shares 437,631 Est. Cost $16.72 Unrealized
DCH AMERICAN AXLE & MFG HOLDINGS 1.4%
Value $7.58M Shares 293,452 Est. Cost $18.78 Unrealized +30.8%
LIONBRIDGE TECHNOLOGIES INC. 1.2%
Value $6.634M Shares 1,159,721 Est. Cost $5.52 Unrealized
MERRIMACK PHARMACEUTICALS INC. 1.2%
Value $6.411M Shares 539,626 Est. Cost $9.55 Unrealized
SHUTTERFLY INC. 1.1%
Value $6.257M Shares 138,302 Est. Cost $42.30 Unrealized
EA ELECTRONIC ARTS INC. 1.1%
Value $6.097M Shares 103,660 Est. Cost $21.51 Unrealized +143.6%
TILE SHOP HLDGS INC. 1.1%
Value $6.062M Shares 500,550 Est. Cost $11.93 Unrealized
TANGOE INC. 1.1%
Value $6.005M Shares 435,140 Est. Cost $13.23 Unrealized
PSMT PRICESMART INC. 1.1%
Value $5.798M Shares 68,230 Est. Cost $72.76 Unrealized 0.0%
OFFICE DEPOT INC. 1.1%
Value $5.772M Shares 627,411 Est. Cost $6.01 Unrealized
RNG RINGCENTRAL INC. 1.0%
Value $5.711M Shares 372,505 Est. Cost $15.06 Unrealized 0.0%
HAWAIIAN HOLDINGS INC. 1.0%
Value $5.707M Shares 259,105 Est. Cost $22.03 Unrealized
LIONS GATE ENTERTAINMENT CORP. 1.0%
Value $5.652M Shares 166,620 Est. Cost $33.02 Unrealized
OXM OXFORD INDUSTRIES INC. 1.0%
Value $5.548M Shares 73,529 Est. Cost $56.31 Unrealized 0.0%
REMY INTERNATIONAL INC. 1.0%
Value $5.546M Shares 249,714 Est. Cost $22.21 Unrealized
HOMEAWAY INC. 1.0%
Value $5.47M Shares 181,308 Est. Cost $30.17 Unrealized
R RYDER SYSTEM INC. 1.0%
Value $5.419M Shares 57,106 Est. Cost $89.86 Unrealized +2.2%
FIAT CHRYSLER AUTOMOBILES NV 1.0%
Value $5.208M Shares 319,328 Est. Cost $12.27 Unrealized
LIFELOCK INC. 1.0%
Value $5.205M Shares 368,903 Est. Cost $15.69 Unrealized
FIVN FIVE9 INC. 1.0%
Value $5.191M Shares 933,704 Est. Cost $4.33 Unrealized 0.0%
GROUPON INC. 0.9%
Value $5.084M Shares 705,088 Est. Cost $8.24 Unrealized
COTT CORP. 0.9%
Value $5.011M Shares 534,832 Est. Cost $9.37 Unrealized
NUS NU SKIN ENTERPRISES INC. 0.9%
Value $4.912M Shares 81,589 Est. Cost $41.46 Unrealized -14.0%
TSEM TOWER SEMICONDUCTOR LTD. 0.9%
Value $4.804M Shares 282,895 Est. Cost $15.34 Unrealized 0.0%
KEX KIRBY CORP. 0.9%
Value $4.79M Shares 63,820 Est. Cost $77.15 Unrealized 0.0%
GANNETT CO. 0.9%
Value $4.729M Shares 127,533 Est. Cost $27.44 Unrealized
XO GROUP INC. 0.8%
Value $4.53M Shares 256,385 Est. Cost $17.95 Unrealized
PROS HOLDINGS INC. 0.8%
Value $4.446M Shares 179,939 Est. Cost $25.91 Unrealized
MODEL N INC. 0.8%
Value $4.311M Shares 360,455 Est. Cost $10.97 Unrealized
FIESTA RESTAURANT GROUP 0.8%
Value $4.31M Shares 70,648 Est. Cost $48.60 Unrealized
NEWPORT CORP. 0.8%
Value $4.291M Shares 225,153 Est. Cost $19.06 Unrealized
CARROLS RESTAURANT GROUP INC. 0.8%
Value $4.202M Shares 506,884 Est. Cost $6.98 Unrealized
TECHTARGET 0.8%
Value $4.162M Shares 360,986 Est. Cost $11.53 Unrealized
COOPER TIRE & RUBBER 0.8%
Value $4.15M Shares 96,882 Est. Cost $42.84 Unrealized
AORT CRYOLIFE INC. 0.8%
Value $4.105M Shares 395,820 Est. Cost $10.01 Unrealized +8.9%
CAPITAL SENIOR LIVING CORP. 0.7%
Value $3.929M Shares 151,481 Est. Cost $22.76 Unrealized
RDWR RADWARE LTD. 0.7%
Value $3.848M Shares 184,016 Est. Cost $21.26 Unrealized 0.0%
VIRTUSA CORP. 0.7%
Value $3.791M Shares 91,624 Est. Cost $40.45 Unrealized
ACAD ACADIA PHARMACEUTICALS INC. 0.6%
Value $3.522M Shares 108,079 Est. Cost $26.42 Unrealized +30.1%
MTRN MATERION CORP. 0.6%
Value $3.431M Shares 89,277 Est. Cost $35.92 Unrealized 0.0%
MYGN MYRIAD GENETICS INC. 0.6%
Value $3.398M Shares 95,983 Est. Cost $35.55 Unrealized +0.7%
AON PLC 0.6%
Value $3.256M Shares 33,872 Est. Cost $94.91 Unrealized
PREMIER INC. 0.6%
Value $3.147M Shares 83,753 Est. Cost $37.57 Unrealized
CAKE CHEESECAKE FACTORY INC. 0.6%
Value $3.124M Shares 63,319 Est. Cost $40.39 Unrealized 0.0%
CCOI COGENT COMMUNICATIONS HOLDINGS INC. 0.6%
Value $3.021M Shares 85,496 Est. Cost $20.94 Unrealized +2.3%
UPBD RENT-A-CENTER INC. 0.6%
Value $2.998M Shares 109,257 Est. Cost $30.13 Unrealized +1.1%
HERTZ GLOBAL HOLDINGS INC. 0.5%
Value $2.894M Shares 133,509 Est. Cost $24.94 Unrealized
WGO WINNEBAGO INDUSTRIES, INC. 0.5%
Value $2.865M Shares 134,758 Est. Cost $22.91 Unrealized -5.9%
MEN'S WEARHOUSE INC. 0.5%
Value $2.848M Shares 54,560 Est. Cost $52.20 Unrealized
CYBERONICS INC. 0.5%
Value $2.844M Shares 43,807 Est. Cost $64.92 Unrealized
DATAWATCH CORP. 0.5%
Value $2.834M Shares 417,367 Est. Cost $9.47 Unrealized
SSYS STRATASYS LTD. 0.5%
Value $2.827M Shares 53,562 Est. Cost $92.11 Unrealized -28.1%
AKAM AKAMAI TECHNOLOGIES INC. 0.5%
Value $2.796M Shares 39,351 Est. Cost $66.10 Unrealized 0.0%
AARON'S INC. 0.5%
Value $2.795M Shares 98,718 Est. Cost $30.57 Unrealized
COVISINT CORP. 0.5%
Value $2.785M Shares 1,371,785 Est. Cost $3.29 Unrealized
DECK DECKERS OUTDOOR CORP. 0.5%
Value $2.77M Shares 38,014 Est. Cost $15.23 Unrealized -15.6%
BELLATRIX EXPLORATION LTD. 0.5%
Value $2.75M Shares 1,131,859 Est. Cost $2.43 Unrealized
INPHI CORP. 0.5%
Value $2.712M Shares 152,118 Est. Cost $17.83 Unrealized
DSW INC. 0.5%
Value $2.674M Shares 72,505 Est. Cost $35.48 Unrealized
GFF GRIFFON CORP. 0.5%
Value $2.609M Shares 149,679 Est. Cost $11.07 Unrealized 0.0%
DELPHI AUTOMOTIVE PLC 0.5%
Value $2.599M Shares 32,597 Est. Cost $73.13 Unrealized
FIVE STAR QUALITY CARE 0.5%
Value $2.58M Shares 581,038 Est. Cost $4.35 Unrealized
SEAGATE TECHNOLOGY 0.5%
Value $2.553M Shares 49,063 Est. Cost $51.75 Unrealized
CHKP CHECK POINT SOFTWARE TECHNOLOGIES LTD. 0.4%
Value $2.443M Shares 29,802 Est. Cost $80.78 Unrealized 0.0%
GCO GENESCO INC. 0.4%
Value $2.434M Shares 34,171 Est. Cost $72.53 Unrealized 0.0%
EEFT EURONET WORLDWIDE INC. 0.4%
Value $2.389M Shares 40,667 Est. Cost $41.64 Unrealized +27.2%
DXLG DESTINATION XL GROUP INC. 0.4%
Value $2.345M Shares 474,733 Est. Cost $5.31 Unrealized -7.1%
KMX CARMAX INC. 0.4%
Value $2.332M Shares 33,791 Est. Cost $51.22 Unrealized +27.3%
BKD BROOKDALE SENIOR LIVING INC. 0.4%
Value $2.262M Shares 59,904 Est. Cost $33.93 Unrealized +7.9%
ALTISOURCE RESIDENTIAL CORP. 0.4%
Value $2.225M Shares 106,677 Est. Cost $19.66 Unrealized
GOOGLE INC. 0.4%
Value $2.172M Shares 3,964 Est. Cost $547.93 Unrealized
51JOB INC. 0.4%
Value $2.162M Shares 67,015 Est. Cost $35.85 Unrealized
TPH TRI POINTE HOMES INC. 0.4%
Value $2.119M Shares 137,331 Est. Cost $14.24 Unrealized +5.5%
CROX CROCS INC. 0.4%
Value $2.107M Shares 178,426 Est. Cost $11.20 Unrealized 0.0%
BBY BEST BUY CO INC. 0.4%
Value $2.03M Shares 53,711 Est. Cost $25.66 Unrealized 0.0%
WEB.COM GROUP INC. 0.4%
Value $2M Shares 105,535 Est. Cost $24.97 Unrealized
ZULILY INC. 0.4%
Value $1.987M Shares 152,995 Est. Cost $20.83 Unrealized
BAZAARVOICE INC. 0.3%
Value $1.904M Shares 336,998 Est. Cost $5.65 Unrealized
ULTA ULTA SALON COSMETICS & FRAGRANCE, INC. 0.3%
Value $1.849M Shares 12,256 Est. Cost $90.97 Unrealized +52.2%
STERIS CORP. 0.3%
Value $1.838M Shares 26,160 Est. Cost $70.26 Unrealized
CORNERSTONE ONDEMAND INC. 0.3%
Value $1.714M Shares 59,324 Est. Cost $28.89 Unrealized
CBS CORP. 0.3%
Value $1.679M Shares 27,697 Est. Cost $60.62 Unrealized
CARE.COM INC. 0.3%
Value $1.625M Shares 214,441 Est. Cost $7.58 Unrealized
CAI INTERNATIONAL INC. 0.3%
Value $1.619M Shares 65,877 Est. Cost $24.58 Unrealized
ICAD INC. 0.3%
Value $1.526M Shares 159,327 Est. Cost $9.58 Unrealized
TUESDAY MORNING CORP. 0.3%
Value $1.508M Shares 93,681 Est. Cost $13.14 Unrealized
NOODLES & CO. 0.3%
Value $1.504M Shares 86,212 Est. Cost $17.45 Unrealized
QLYS QUALYS INC. 0.3%
Value $1.403M Shares 30,176 Est. Cost $24.14 Unrealized +77.3%
FLWS 1-800-FLOWERS.COM INC. 0.2%
Value $1.361M Shares 115,053 Est. Cost $10.19 Unrealized 0.0%
STAMPS.COM INC. 0.2%
Value $1.351M Shares 20,079 Est. Cost $33.89 Unrealized
META FACEBOOK INC. 0.2%
Value $1.055M Shares 12,832 Est. Cost $36.96 Unrealized +110.5%
SHORETEL INC. 0.2%
Value $833K Shares 122,184 Est. Cost $6.82 Unrealized