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13F-HR filed by Portolan Capital Management, LLC

Portolan Capital Management, LLC filed this 13F-HR for the quarter ended 2018-06-30, filed 2018-08-14, with 99 holding rows worth $979,365,000.

Accession
0001104659-18-051937
Filed
2018-08-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2018

A holdings report, 99 entries on the cover page, a total value of $979,365,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $979,359,000 with VALUE read as thousands by filing date, 13F file number 028-11602. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
CARBONITE INC141337105COM1,484,309$51,802,000thousands by filing date
CARE COM INC141633107COM1,659,246$34,645,000thousands by filing date
AARONS INC002535300COM PAR $0.50780,451$33,911,000thousands by filing date
HORTONWORKS INC440894103COM1,793,841$32,684,000thousands by filing date
ON DECK CAP INC682163100COM4,167,863$29,175,000thousands by filing date
SKECHERS U S A INC830566105CL A947,193$28,425,000thousands by filing date
Whiting Petroleum Corpora966387409COM NEW468,840$24,717,000thousands by filing date
SLM CORP COM78442P106Stock2,055,661$23,537,000thousands by filing date
EXTRACTION OIL AND GAS INC30227M105COM1,590,827$23,369,000thousands by filing date
UNISYS CORP909214306COMMON STOCK1,795,559$23,163,000thousands by filing date
BOINGO WIRELESS INC09739C102COM940,687$21,250,000thousands by filing date
EBIX INC278715206COM NEW275,694$21,022,000thousands by filing date
NUTANIX INC CL A67059N108Stock407,419$21,011,000thousands by filing date
APPTIO INC03835C108CL A570,218$20,642,000thousands by filing date
STAMPS COM INC852857200COM NEW73,149$18,510,000thousands by filing date
GODADDY INC CL A380237107Stock248,178$17,521,000thousands by filing date
Alphabet Inc. Reg. Shares C02079K107COM14,379$16,042,000thousands by filing date
QAD INC-A74727D306CL A315,647$15,830,000thousands by filing date
PRIMO WTR CORP74165N105COM900,526$15,750,000thousands by filing date
BIO RAD LABS INC090572207CL A53,775$15,516,000thousands by filing date
DASEKE INC23753F107COM1,545,087$15,343,000thousands by filing date
WESTROCK CO96145D105COM262,160$14,948,000thousands by filing date
CASELLA WASTE SYS INC147448104CL A573,258$14,681,000thousands by filing date
EURONET WORLDWIDE INC COM298736109Stock160,651$13,458,000thousands by filing date
BOX INC CL A10316T104Stock532,046$13,296,000thousands by filing date
LKQ CORP COM501889208Stock414,538$13,224,000thousands by filing date
ABRAXAS PETROLEUM CORP003830106COM4,532,304$13,098,000thousands by filing date
RAPID7 INC COM753422104Stock425,535$12,009,000thousands by filing date
CAMBREX CORP132011107COM229,095$11,982,000thousands by filing date
RED LION HOTELS CORP756764106COM1,020,676$11,891,000thousands by filing date
INTERNAP CORPORATION45885A409COMMON STOCK1,120,467$11,675,000thousands by filing date
META PLATFORMS INC CL A30303M102COM55,591$10,802,000thousands by filing date
CARROLS RESTAURANT GROUP INC14574X104COM711,547$10,566,000thousands by filing date
MATCH GROUP INC57665R106COM263,077$10,192,000thousands by filing date
DAUCH CORP024061103COM646,301$10,056,000thousands by filing date
UNIVAR INC91336L107COMMON STOCK373,795$9,808,000thousands by filing date
GOODYEAR TIRE & RUBBER CO382550101COM411,095$9,574,000thousands by filing date
VOYA FINANCIAL INC COM929089100Stock202,203$9,504,000thousands by filing date
Attunity LtdM15332121SHS NEW816,588$9,481,000thousands by filing date
CENTRAL GARDEN PET CO153527106COMMON STOCK215,144$9,354,000thousands by filing date
COVENANT LOGISTICS GROUP INC22284P105CL A293,850$9,256,000thousands by filing date
CONNS INC208242107COM278,376$9,186,000thousands by filing date
CHORD ENERGY CORPORATION674215108COMMON STOCK700,115$9,080,000thousands by filing date
ADVANCED DISP SVCS INC DEL00790X101COM353,305$8,755,000thousands by filing date
BANDWIDTH INC05988J103COM CL A228,554$8,680,000thousands by filing date
COOPER TIRE & RUBR CO216831107COM329,535$8,667,000thousands by filing date
PDC ENERGY INC69327R101COM140,117$8,470,000thousands by filing date
FARMER BROS CO307675108COM276,088$8,434,000thousands by filing date
YELP INC CL A985817105Stock208,394$8,165,000thousands by filing date
UPLAND SOFTWARE INC91544A109COMMON STOCK231,389$7,953,000thousands by filing date
NOMAD FOODS LTD USD ORD SHSG6564A105Stock392,774$7,537,000thousands by filing date
HIGHPOINT RES CORP43114K108COM1,186,521$7,214,000thousands by filing date
CLEVELAND-CLIFFS INC NEW COM185899101Stock823,520$6,942,000thousands by filing date
REALPAGE INC75606N109COM123,864$6,825,000thousands by filing date
CAPITAL SENIOR LIVING CORP140475104COM604,260$6,447,000thousands by filing date
EVERBRIDGE INC29978A104COM132,894$6,302,000thousands by filing date
KNIGHT-SWIFT TRANSN HLDGS IN499049104CL A158,479$6,055,000thousands by filing date
LENDINGTREE INC52603B107COM28,223$6,034,000thousands by filing date
MERCER INTL INC588056101COM324,934$5,686,000thousands by filing date
RAYONIER ADVANCED MATLS INC75508B104COM324,868$5,552,000thousands by filing date
PETIQ INC71639T106COMMON STOCK202,592$5,442,000thousands by filing date
ANIKA THERAPEUTICS INC035255108COM162,080$5,187,000thousands by filing date
ZIFF DAVIS INC48123V102COM56,852$4,924,000thousands by filing date
PREFERRED BK LOS ANGELES CA740367404COM NEW79,759$4,902,000thousands by filing date
TPG PACE ENERGY HLDGS CORP872656103CL A434,118$4,719,000thousands by filing date
WESTERN DIGITAL CORP958102105COM60,804$4,707,000thousands by filing date
SYSTEMAX INC871851101COM134,048$4,602,000thousands by filing date
FIESTA RESTAURANT GROUP INC31660B101COM160,186$4,597,000thousands by filing date
QUANTUM CORP747906501COM2,078,153$4,572,000thousands by filing date
MARTEN TRANSPORT LTD573075108COM193,223$4,531,000thousands by filing date
VIRTUSA CORP92827P102COM92,989$4,527,000thousands by filing date
USA TRUCK INC902925106COM178,488$4,189,000thousands by filing date
TUESDAY MORNING CORP899035505COM NEW1,188,941$3,626,000thousands by filing date
CAI INTERNATIONAL INC12477X106COM133,559$3,104,000thousands by filing date
AXT INC00246W103COM421,362$2,971,000thousands by filing date
U.S. AUTO PARTS NETWORK INC90343C100COM1,946,319$2,919,000thousands by filing date
QUALYS INC COM74758T303Stock33,250$2,803,000thousands by filing date
ORION S.A.L72967109COM89,740$2,768,000thousands by filing date
NEVRO CORP64157F103COM33,106$2,644,000thousands by filing date
PITNEY BOWES INC COM724479100Stock305,165$2,615,000thousands by filing date
IMMUNE DESIGN CORP.45252L103Common Stock444,875$2,024,000thousands by filing date
ABIOMED INC003654100COM4,700$1,923,000thousands by filing date
PENSARE ACQUISITION CORP70957E204UNIT 07/27/2022174,253$1,847,000thousands by filing date
EARTHSTONE ENERGY INC27032D304COMMON STOCK205,412$1,818,000thousands by filing date
KVH INDS INC482738101COM127,635$1,710,000thousands by filing date
QURATE RETAIL INC74915M100COM SER A79,773$1,693,000thousands by filing date
CALAVO GROWERS INC128246105COM17,174$1,651,000thousands by filing date
EMCORE CORP290846203COM308,500$1,558,000thousands by filing date
INSTRUCTURE INC45781U103COM35,543$1,512,000thousands by filing date
PACKAGING CORP AMER COM695156109Stock12,605$1,409,000thousands by filing date
KAPSTONE PAPER AND PACKAGING C48562P103COM40,433$1,395,000thousands by filing date
VIASAT INC92552V100COM19,392$1,274,000thousands by filing date
AXONENTERPRISEINC05464C101STOK15,396$973,000thousands by filing date
AVADEL PHARMACEUTICALS, PLC05337M104COMMON STOCK-FO155,971$956,000thousands by filing date
PURE ACQUISITION CORP74621Q106CL A84,998$819,000thousands by filing date
RH74967X103COM4,784$668,000thousands by filing date
ALCOA CORP COM013872106Stock14,032$658,000thousands by filing date
HUDSON TECHNOLOGIES INC444144109COMMON STOCK181,258$364,000thousands by filing date
PURE ACQUISITION CORP74621Q114*W EXP 04/17/20242,499$54,000thousands by filing date

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001104659-18-051937this filing2018-08-14acceptance time not in the bulk data set