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13F-HR filed by OBERWEIS ASSET MANAGEMENT INC/

OBERWEIS ASSET MANAGEMENT INC/ filed this 13F-HR for the quarter ended 2017-12-31, filed 2018-02-14, with 234 holding rows worth $427,542,000.

Accession
0001144204-18-008421
Filed
2018-02-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q4 2017

A holdings report, 234 entries on the cover page, a total value of $427,542,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $427,542,000 with VALUE read as thousands by filing date, 13F file number 028-04688. 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
CHILDRENS PL INC NEW168905107COM83,653$12,159,000thousands by filing date
ROGERS CORP COM775133101Stock73,455$11,894,000thousands by filing date
LOGMEIN INC54142L109COMMON STOCK99,674$11,413,000thousands by filing date
BURLINGTON STORES INC COM122017106Stock82,375$10,135,000thousands by filing date
ORASURE TECHNOLOGIES INC68554V108COM526,610$9,932,000thousands by filing date
EXTREME NETWORKS INC30226D106COM745,500$9,334,000thousands by filing date
VARONIS SYS INC922280102COM187,185$9,088,000thousands by filing date
CARBONITE INC141337105COM354,560$8,899,000thousands by filing date
LHC GROUP50187A107COM145,130$8,889,000thousands by filing date
CEVA INC157210105COMMON STOCK188,785$8,712,000thousands by filing date
LIGAND PHARMACEUTICALS INC53220K504COM NEW59,352$8,127,000thousands by filing date
TACTILE SYSTEMS TECHNOLOGY I87357P100COMMON STOCK268,490$7,781,000thousands by filing date
MONOLITHIC PWR SYS INC COM609839105Stock67,369$7,570,000thousands by filing date
PATRICK INDS INC703343103COM107,570$7,471,000thousands by filing date
CALLIDUS SOFTWARE INC13123E500COM252,959$7,247,000thousands by filing date
COHERENT INC192479103COM25,496$7,195,000thousands by filing date
EAGLE BANCORPORATION INC268948106COM122,578$7,097,000thousands by filing date
SKYWEST INC COM830879102Stock130,910$6,951,000thousands by filing date
PACIFIC PREMIER BANCORP INC69478X105COM171,650$6,866,000thousands by filing date
OSHKOSH CORP COM688239201Stock75,360$6,849,000thousands by filing date
COLUMBUS MCKINNON CORP NY199333105COMMON STOCK165,400$6,613,000thousands by filing date
ALIBABA GROUP HLDG LTD01609W102SPONSORED ADS37,195$6,414,000thousands by filing date
CENTERSTATE BK CORP15201P109COM234,996$6,046,000thousands by filing date
INOGEN INC45780L104COM50,320$5,992,000thousands by filing date
AMN HEALTHCARE SVCS INC001744101COM118,660$5,844,000thousands by filing date
CAI INTERNATIONAL INC12477X106COM205,535$5,821,000thousands by filing date
CONTROL4 CORP21240D107COM186,100$5,538,000thousands by filing date
DIAMONDBACK ENERGY INC COM25278X109Stock43,805$5,530,000thousands by filing date
CARE COM INC141633107COM271,010$4,889,000thousands by filing date
SILICON LABORATORIES INC COM826919102Stock55,275$4,881,000thousands by filing date
TAL ED GROUP SPONSORED ADS874080104ADR152,136$4,520,000thousands by filing date
CAVIUM INC14964U108COM52,170$4,373,000thousands by filing date
COOPER STANDARD HOLDING21676P103COMMON STOCK35,581$4,359,000thousands by filing date
AVANTAX INC095229100COMMON STOCK196,990$4,353,000thousands by filing date
VISTEON CORP92839U206COM NEW33,460$4,187,000thousands by filing date
ELDORADO RESORTS INC28470R102COM119,140$3,949,000thousands by filing date
LUMENTUM HLDGS INC COM55024U109Stock74,576$3,647,000thousands by filing date
CHINA LODGING GROUP LTD16949N109SPONSORED ADR25,000$3,611,000thousands by filing date
SPY78462F103SHS11,686$3,119,000thousands by filing date
NEW ORIENTAL EDUCATION & TECHN647581107SPON ADR32,380$3,044,000thousands by filing date
CALLON PETE CO DEL13123X102COM243,120$2,954,000thousands by filing date
CAREER EDUCATION CORP141665109COM235,500$2,845,000thousands by filing date
AXT INC00246W103COM324,740$2,825,000thousands by filing date
TIVO CORP88870P106COM156,128$2,436,000thousands by filing date
MERITOR INC59001K100COMMON STOCK101,430$2,380,000thousands by filing date
SPARTAN MTRS INC846819100COM143,300$2,257,000thousands by filing date
CUTERA INC232109108COM45,300$2,054,000thousands by filing date
WEIBO CORP SPONSORED ADR948596101ADR18,855$1,951,000thousands by filing date
TIVITY HEALTH INC88870R102COM52,300$1,912,000thousands by filing date
USA TECHNOLOGIES INC90328S500COM NO PAR192,500$1,877,000thousands by filing date
MALIBU BOATS INC A56117J100COMMON STOCK63,000$1,873,000thousands by filing date
AMC ENTMT HLDGS INC00165C104CL A COM121,598$1,836,000thousands by filing date
YY INC. ADR98426T106SPONSORED ADS A16,000$1,809,000thousands by filing date
H&E EQUIPMENT SERVICES INC404030108COM43,500$1,768,000thousands by filing date
FERRO CORP315405100COM72,100$1,701,000thousands by filing date
WILLIAMS SONOMA INC COM969904101Stock32,870$1,699,000thousands by filing date
TRIUMPH GROUP INC NEW896818101COM62,263$1,694,000thousands by filing date
JD.COM INC SPON ADS CL A47215P106ADR40,250$1,667,000thousands by filing date
ELECTRO SCIENTIFIC INDS285229100COM77,000$1,650,000thousands by filing date
58 COM INC31680Q104SPON ADR REP A23,000$1,646,000thousands by filing date
NETEASE COM INC SPONSORED ADS64110W102ADR4,630$1,598,000thousands by filing date
KOPPERS HOLDINGS INC50060P106COM31,100$1,583,000thousands by filing date
LANTHEUS HLDGS INC516544103COM77,100$1,577,000thousands by filing date
OLD NATL BANCORP IND680033107COM87,355$1,524,000thousands by filing date
BAIDU INC SPON ADR REP A056752108ADR6,400$1,499,000thousands by filing date
UNION BANKSHARES CORP90539J109COM40,319$1,458,000thousands by filing date
ENVIRI CORP415864107COM76,400$1,425,000thousands by filing date
ENTERPRISE FINL SVCS CORP293712105COM31,200$1,409,000thousands by filing date
AMER STATES WTR CO COM029899101Stock24,190$1,401,000thousands by filing date
REGIS CORP758932107COM90,500$1,390,000thousands by filing date
VOCERA COMMUNICATIONS INC92857F107COMMON STOCK45,800$1,384,000thousands by filing date
ADESTO TECHNOLOGIES CORP00687D101COM212,700$1,372,000thousands by filing date
MANITEX INTL INC563420108COMMON STOCK142,000$1,363,000thousands by filing date
SINA CORPG81477104ORD13,550$1,359,000thousands by filing date
ASURE SOFTWARE INC04649U102COMMON STOCK95,900$1,354,000thousands by filing date
CENTRAL GARDEN PET CO153527106COMMON STOCK34,200$1,331,000thousands by filing date
CENTURY COMMUNITIES INC.156504300COM42,100$1,309,000thousands by filing date
BAOZUN INC ADR06684L103SPONSORED ADR40,000$1,262,000thousands by filing date
VIPSHOP HLDGS LTD SPONSORED ADS A92763W103ADR104,680$1,227,000thousands by filing date
STERLING INFRASTRUCTURE INC COM859241101Stock74,900$1,219,000thousands by filing date
ASSOCIATED BANC-CORP045487105COM48,000$1,219,000thousands by filing date
FIRST COMWLTH FINL CORP PA319829107COM85,145$1,219,000thousands by filing date
HERSHA HOSPITALITY TR427825500PR SHS BEN INT69,250$1,205,000thousands by filing date
MATSON INC COM57686G105Stock39,700$1,185,000thousands by filing date
RYMAN HOSPITALITY PPTYS INC COM78377T107REIT16,880$1,165,000thousands by filing date
PROGRESS SOFTWARE CORP COM743312100Stock26,290$1,119,000thousands by filing date
ROSETTA STONE INC777780107COM89,400$1,115,000thousands by filing date
WOLVERINE WORLD WIDE INC978097103COM34,780$1,109,000thousands by filing date
CRAFT BREW ALLIANCE INC224122101COM57,500$1,104,000thousands by filing date
STONERIDGE INC86183P102COMMON STOCK46,500$1,063,000thousands by filing date
FIRST INTERNET BANCORP320557101COM27,850$1,062,000thousands by filing date
RING ENERGY INC76680V108COMMON STOCK75,600$1,051,000thousands by filing date
FREIGHTCAR AMER INC357023100COM61,500$1,050,000thousands by filing date
COBIZ FINANCIAL INC190897108COM52,343$1,046,000thousands by filing date
CENTRAL PAC FINL CORP154760409COM NEW34,600$1,032,000thousands by filing date
UNITED FINL BANCORP INC NEW910304104COM58,200$1,027,000thousands by filing date
HORIZON GLOBAL CORP44052W104COM72,200$1,012,000thousands by filing date
VISHAY INTERTECHNOLOGY INC COM928298108Stock48,580$1,008,000thousands by filing date
AGCO CORP001084102COM14,020$1,001,000thousands by filing date
SIMMONS 1ST NATL CORP828730200CL A $1 PAR17,510$1,000,000thousands by filing date
KADANT INC48282T104COM9,900$994,000thousands by filing date
MODINE MFG CO COM607828100Stock48,800$986,000thousands by filing date
COVENANT LOGISTICS GROUP INC22284P105CL A34,300$985,000thousands by filing date
NUTRI SYS INC NEW67069D108COM18,300$963,000thousands by filing date
OSI SYSTEMS INC671044105COM14,900$959,000thousands by filing date
OIL STS INTL INC678026105COM33,349$944,000thousands by filing date
DATAWATCH CORP237917208COM NEW99,300$943,000thousands by filing date
ECHO GLOBAL LOGISTICS INC27875T101COM33,200$930,000thousands by filing date
XENIA HOTELS & RESORTS INC COM984017103REIT42,470$917,000thousands by filing date
CNO FINL GROUP INC12621E103COM36,410$899,000thousands by filing date
UNIFI INC904677200COM NEW23,170$831,000thousands by filing date
RAYONIER ADVANCED MATLS INC75508B104COM39,766$813,000thousands by filing date
TETRA TECH INC NEW88162G103COM16,710$805,000thousands by filing date
ALMOST FAMILY INC020409108COM14,500$803,000thousands by filing date
BRUKER CORP116794108COM23,130$794,000thousands by filing date
COMMERCIAL VEH GROUP INC202608105COM73,800$789,000thousands by filing date
AEGION CORP00770F104COMMON STOCK30,830$784,000thousands by filing date
VISHAY PRECISION GROUP INC92835K103COM30,300$762,000thousands by filing date
CTRIP COM INTL LTD22943F100AMERICAN DEP SHS17,160$757,000thousands by filing date
BEMIS INC081437105COM15,750$753,000thousands by filing date
INOVALON HLDGS INC45781D101COM CL A50,150$752,000thousands by filing date
ROCKY BRANDS INC774515100COMMON STOCK39,400$745,000thousands by filing date
SUPERIOR ENERGY SVCS INC868157108COM75,812$730,000thousands by filing date
FIRST AMERN FINL CORP31847R102COM13,010$729,000thousands by filing date
CHEESECAKE FACTORY INC163072101COM15,010$723,000thousands by filing date
PORTLAND GEN ELEC CO736508847COM NEW15,550$709,000thousands by filing date
ADDUS HOMECARE CORP006739106COM19,800$689,000thousands by filing date
PATTERSON COS INC703395103COM18,950$685,000thousands by filing date
MOVADO GROUP INC COM624580106Stock21,200$683,000thousands by filing date
Lincoln National Corporat524901105COM15,980$671,000thousands by filing date
TIMKEN CO887389104COM13,560$666,000thousands by filing date
PROASSURANCE CORP74267C106COM11,638$665,000thousands by filing date
TANGER INC875465106COM24,770$657,000thousands by filing date
SOUTHWEST GAS HLDGS INC COM844895102Stock8,130$654,000thousands by filing date
VERINT SYS INC92343X100COM15,530$650,000thousands by filing date
HOOKER FURNISHINGS CORPORATI439038100COM15,200$645,000thousands by filing date
PAPA JOHNS INTL INC698813102COM11,350$637,000thousands by filing date
WEIS MKTS INC COM948849104Stock15,300$633,000thousands by filing date
CEDAR REALTY TRUST INC150602209COMMON STOCK103,870$632,000thousands by filing date
MORNINGSTAR INC COM617700109Stock6,470$627,000thousands by filing date
RLJ LODGING TR COM74965L101REIT28,450$625,000thousands by filing date
51JOB INC316827104SPONSORED ADS10,000$609,000thousands by filing date
QCR HOLDINGS INC74727A104COMMON STOCK14,200$608,000thousands by filing date
HANCOCK WHITNEY CORPORATION410120109COM12,090$598,000thousands by filing date
CARPENTER TECHNOLOGY CORP144285103COM11,700$597,000thousands by filing date
MB FINANCIAL INC55264U108COMMON STOCK13,338$594,000thousands by filing date
KORN FERRY COM NEW500643200Stock14,260$590,000thousands by filing date
CORELOGIC INC21871D103COM12,640$584,000thousands by filing date
LIFE STORAGE INC53223X107COM6,520$581,000thousands by filing date
METHODE ELECTRONICS INC591520200COMMON STOCK14,420$578,000thousands by filing date
MCBC HLDGS INC55276F107COM25,800$573,000thousands by filing date
MURPHY USA INC COM626755102Stock6,990$562,000thousands by filing date
JPMorgan Chase & Co46625H100COM5,239$560,000thousands by filing date
TEGNA INC COM87901J105Stock39,790$560,000thousands by filing date
HERITAGE INSURANCE HLDGS INC42727J102COM30,730$554,000thousands by filing date
COUSINS PROPERTIES INC222795106COM58,968$545,000thousands by filing date
INTERDIGITAL INC COM45867G101Stock7,090$540,000thousands by filing date
HEARTLAND EXPRESS INC422347104COM23,090$539,000thousands by filing date
ALLIENT INC019330109COM15,600$516,000thousands by filing date
ENSIGN GROUP INC29358P101COM22,860$507,000thousands by filing date
VASCO DATA SEC INTL INC92230Y104COM36,500$507,000thousands by filing date
BLUEPRINT MEDICINES CORP09627Y109COM6,700$505,000thousands by filing date
FEDERAL SIGNAL CORP313855108COM24,910$500,000thousands by filing date
Apple Inc037833100COM2,946$498,000thousands by filing date
ASTRONICS CORP COM046433108Stock11,900$493,000thousands by filing date
COLLECTORS UNIVERSE19421R200COMMON17,200$493,000thousands by filing date
COMMERCIAL METALS CO COM201723103Stock22,590$482,000thousands by filing date
EDGIO INC53261M104COM108,600$479,000thousands by filing date
SM ENERGY COMPANY COM78454L100Stock21,480$474,000thousands by filing date
BRISTOW GROUP INC110394103COM35,120$473,000thousands by filing date
TOWER INTL INC891826109COM15,450$472,000thousands by filing date
HYSTER-YALE INC449172105CL A5,460$465,000thousands by filing date
PBF ENERGY INC69318G106CL A13,060$463,000thousands by filing date
NEW JERSEY RES CORP646025106COM11,130$447,000thousands by filing date
ALLIANCE ONE INTL INC018772301COM NEW33,600$445,000thousands by filing date
FTI CONSULTING INC302941109COM10,270$441,000thousands by filing date
RADIAN GROUP INC COM750236101Stock21,150$436,000thousands by filing date
UMB FINL CORP902788108COM5,950$428,000thousands by filing date
FORM HLDGS CORP COM34634E102Stock310,000$425,000thousands by filing date
INTRICON CORP46121H109COM21,000$416,000thousands by filing date
Intel Corp458140100COM8,951$413,000thousands by filing date
TRAVELERS COMPANIES INC COM89417E109Stock3,020$410,000thousands by filing date
KAISER ALUMINUM CORP483007704COM PAR $0.013,820$408,000thousands by filing date
LINDSAY CORPORATION535555106COM4,560$402,000thousands by filing date
ITRON INC COM465741106Stock5,805$396,000thousands by filing date
FULTON FINL CORP PA360271100COM21,771$390,000thousands by filing date
PHYSICIANS REALTY TRUST71943U104COM21,531$387,000thousands by filing date
EXPRESS INC30219E103COMMON STOCK36,610$372,000thousands by filing date
WALKER&DUNLOPINC93148P102STOK7,800$371,000thousands by filing date
DYNEX CAP INC26817Q506COM NEW52,280$366,000thousands by filing date
Johnson & Johnson478160104COM2,599$363,000thousands by filing date
CPI AEROSTRUCTURES INC125919308COM NEW40,000$358,000thousands by filing date
Microsoft Corp594918104COM4,050$346,000thousands by filing date
PERCEPTRON INC71361F100COMMON STOCK32,600$342,000thousands by filing date
MYRIAD GENETICS INC62855J104COM9,884$339,000thousands by filing date
ETHAN ALLEN INTERIORS INC297602104COM11,700$335,000thousands by filing date
CACI INTL INC CL A127190304Stock2,520$334,000thousands by filing date
HEALTHCARE RLTY TR421946104COM10,400$334,000thousands by filing date
SPIRIT AIRLS INC848577102COM7,400$332,000thousands by filing date
COOPER TIRE & RUBR CO216831107COM9,090$321,000thousands by filing date
AXOGEN INC05463X106COM11,200$317,000thousands by filing date
INSMED INC COM PAR $.01457669307Stock10,000$312,000thousands by filing date
STIFEL FINL CORP860630102COM5,220$311,000thousands by filing date
HAWAIIAN HOLDINGS INC419879101COM7,800$311,000thousands by filing date
F N B CORP302520101COM22,380$309,000thousands by filing date
MasterCard, Inc57636Q104COM2,008$304,000thousands by filing date
RADIANT LOGISTICS INC75025X100COM64,585$297,000thousands by filing date
ESTERLINE TECHNOLOGIES CORP297425100COM3,900$291,000thousands by filing date
FLOWERS FOODS INC COM343498101Stock15,010$290,000thousands by filing date
Amgen Inc.031162100COM1,649$287,000thousands by filing date
PENSKE AUTOMOTIVE GRP INC COM70959W103Stock5,920$283,000thousands by filing date
SIGNET JEWELERS LTD SHSG81276100Stock4,925$279,000thousands by filing date
Walmart Inc.931142103COM2,788$275,000thousands by filing date
NATIONAL HEALTH INVS INC COM63633D104REIT3,550$268,000thousands by filing date
DST SYS INC DEL233326107COM4,317$268,000thousands by filing date
BANK OF NY MELLON CORP COM064058100Stock4,833$260,000thousands by filing date
MONSTER BEVERAGE CORP NEW COM61174X109Stock4,000$253,000thousands by filing date
ARENA PHARMACEUTICALS INC040047607COM NEW7,300$248,000thousands by filing date
SCIENCE APPLICATIONS INTL CORP COM808625107Stock3,135$240,000thousands by filing date
NEWMONT CORP651639106COM6,237$234,000thousands by filing date
CVD EQUIP CORP126601103COM20,000$232,000thousands by filing date
XENCOR INC98401F105COMMON STOCK10,200$224,000thousands by filing date
DOWDUPONT INC26078J100COM2,847$203,000thousands by filing date
Verizon Communications Inc92343V104COM3,787$200,000thousands by filing date
VONAGE HLDGS CORP92886T201COM18,300$186,000thousands by filing date
VANDA PHARMACEUTICALS INC921659108COM10,700$163,000thousands by filing date
SPROTT ASSET MANAGEMENT LP85208R101PHYSICAL GOLD AN11,800$158,000thousands by filing date
FORMFACTOR INC COM346375108Stock10,000$157,000thousands by filing date
BIOCRYST PHARMACEUTICALS INC COM09058V103Stock30,600$150,000thousands by filing date
FIREEYE INC31816Q101COM10,510$149,000thousands by filing date
Xenacare Hldgs, Inc.98401A106COM140,000$0thousands by filing dateValue filed as zero, left out of ratios.
AVATAR VENTURES CORP05350B100COMMON STOCK10,000$0thousands by filing dateValue filed as zero, left out of ratios.
Titan Oil & Gas Inc New888309101COM10,000$0thousands by filing dateValue filed as zero, left out of ratios.
AMERICAN POWER ORD02906T107COM10,000$0thousands by filing dateValue filed as zero, left out of ratios.

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001144204-18-008421this filing2018-02-14acceptance time not in the bulk data set