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13F-HR filed by OBERWEIS ASSET MANAGEMENT INC/

OBERWEIS ASSET MANAGEMENT INC/ filed this 13F-HR for the quarter ended 2018-12-31, filed 2019-02-14, with 200 holding rows worth $447,102,000.

Accession
0001144204-19-007764
Filed
2019-02-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q4 2018

A holdings report, 200 entries on the cover page, a total value of $447,102,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $447,102,000 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
NOMAD FOODS LTD USD ORD SHSG6564A105Stock2,631,398$43,997,000thousands by filing date
CANADA GOOSE HLDGS INC SHS SUB VTG135086106Stock860,800$37,634,000thousands by filing date
ARGENX SE SPONSORED ADR04016X101ADR287,900$27,659,000thousands by filing date
Attunity LtdM15332121SHS NEW986,100$19,406,000thousands by filing date
SODASTREAM INTERNATIONALM9068E105LTD132,800$19,123,000thousands by filing date
BIOTELEMETRY INC090672106COM174,950$10,448,000thousands by filing date
TANDEM DIABETES CARE INC875372203COM NEW224,860$8,538,000thousands by filing date
LHC GROUP50187A107COM88,983$8,354,000thousands by filing date
VICOR CORP925815102COM213,860$8,082,000thousands by filing date
DECKERS OUTDOOR CORP243537107COM60,810$7,781,000thousands by filing date
DMC GLOBAL INC23291C103COM205,058$7,202,000thousands by filing date
ATRICURE INC04963C209COM231,120$7,072,000thousands by filing date
VERICEL CORP92346J108COM383,870$6,679,000thousands by filing date
MELLANOX TECHNOLOGIES LTDM51363113COMMON STOCK71,470$6,602,000thousands by filing date
GREEN DOT CORP CLASS A39304D102CL A82,760$6,581,000thousands by filing date
CARBONITE INC141337105COM247,454$6,251,000thousands by filing date
AVANTAX INC095229100COMMON STOCK229,954$6,126,000thousands by filing date
TREX CO INC89531P105COM103,030$6,116,000thousands by filing date
SKYWEST INC COM830879102Stock135,673$6,033,000thousands by filing date
LIGAND PHARMACEUTICALS INC53220K504COM NEW43,229$5,866,000thousands by filing date
BAOZUN INC ADR06684L103SPONSORED ADR193,045$5,639,000thousands by filing date
STAAR SURGICAL CO COM PAR $0.01852312305Stock174,620$5,572,000thousands by filing date
HMS HLDGS CORP40425J101COM195,620$5,503,000thousands by filing date
CARE COM INC141633107COM269,969$5,213,000thousands by filing date
ALIBABA GROUP HLDG LTD01609W102SPONSORED ADS36,555$5,011,000thousands by filing date
CHAMPION HOMES INC830830105COM321,453$4,722,000thousands by filing date
MALIBU BOATS INC A56117J100COMMON STOCK131,718$4,584,000thousands by filing date
MONOLITHIC PWR SYS INC COM609839105Stock37,862$4,401,000thousands by filing date
CYBERARK SOFTWARE LTD SHSM2682V108Stock56,170$4,164,000thousands by filing date
HAEMONETICS CORP MASS COM405024100Stock40,535$4,056,000thousands by filing date
PGT INNOVATIONS INC69336V101COM254,200$4,029,000thousands by filing date
MOBILEIRON INC60739U204COM NEW856,380$3,931,000thousands by filing date
ELDORADO RESORTS INC28470R102COM105,963$3,837,000thousands by filing date
MEDPACE HLDGS INC COM58506Q109Stock67,005$3,547,000thousands by filing date
CORNERSTONE ONDEMAND INC COM21925Y103Stock62,230$3,138,000thousands by filing date
COLUMBUS MCKINNON CORP NY199333105COMMON STOCK103,003$3,105,000thousands by filing date
CONTROL4 CORP21240D107COM175,925$3,096,000thousands by filing date
MOVADO GROUP INC COM624580106Stock86,292$2,729,000thousands by filing date
ELASTIC N V ORD SHSN14506104Stock37,500$2,681,000thousands by filing date
BURLINGTON STORES INC COM122017106Stock15,655$2,547,000thousands by filing date
CENTERSTATE BK CORP15201P109COM90,254$1,899,000thousands by filing date
NETEASE COM INC SPONSORED ADS64110W102ADR7,430$1,749,000thousands by filing date
CAREER EDUCATION CORP141665109COM147,382$1,683,000thousands by filing date
COMTECH TELECOMMUNICATIONS C205826209COM NEW66,800$1,626,000thousands by filing date
BANDWIDTH INC05988J103COM CL A38,900$1,585,000thousands by filing date
K12 INC48273U102COM63,468$1,573,000thousands by filing date
QUANTENNA COMMUNICATIONS INC74766D100COM104,800$1,504,000thousands by filing date
VERACYTE INC COM92337F107Stock119,200$1,500,000thousands by filing date
KNOWLES CORP COM49926D109Stock111,300$1,481,000thousands by filing date
APPTIO INC03835C108CL A38,730$1,470,000thousands by filing date
MESA AIR GROUP INC590479135COM NEW185,400$1,429,000thousands by filing date
AMERESCO INC02361E108CL A99,908$1,409,000thousands by filing date
BRIDGEPOINT EDUCATION INC10807M105COM200,000$1,402,000thousands by filing date
UPLAND SOFTWARE INC91544A109COMMON STOCK50,900$1,383,000thousands by filing date
ROSETTA STONE INC777780107COM82,700$1,356,000thousands by filing date
NEW ORIENTAL EDUCATION & TECHN647581107SPON ADR24,380$1,336,000thousands by filing date
TAL ED GROUP SPONSORED ADS874080104ADR50,000$1,334,000thousands by filing date
WILLIAMS SONOMA INC COM969904101Stock26,330$1,328,000thousands by filing date
CAREDX INC14167L103COM52,300$1,315,000thousands by filing date
VOCERA COMMUNICATIONS INC92857F107COMMON STOCK33,314$1,311,000thousands by filing date
DIAMONDBACK ENERGY INC COM25278X109Stock14,005$1,298,000thousands by filing date
VISHAY PRECISION GROUP INC92835K103COM41,700$1,261,000thousands by filing date
CARDTRONICS PLCG1991C105COMMON STOCK-FO47,700$1,240,000thousands by filing date
MASTERCRAFT BOAT HOLDINGS IN57637H103COMMON STOCK65,900$1,232,000thousands by filing date
HERSHA HOSPITALITY TR427825500PR SHS BEN INT68,420$1,200,000thousands by filing date
ARTIVION INC228903100COM41,044$1,165,000thousands by filing date
OLD NATL BANCORP IND680033107COM73,915$1,138,000thousands by filing date
PORTLAND GEN ELEC CO736508847COM NEW23,950$1,098,000thousands by filing date
TACTILE SYSTEMS TECHNOLOGY I87357P100COMMON STOCK23,900$1,089,000thousands by filing date
SOLARIS ENERGY INFRAS INC COM CL A83418M103Stock88,800$1,074,000thousands by filing date
ASSOCIATED BANC-CORP045487105COM53,940$1,067,000thousands by filing date
CALLON PETE CO DEL13123X102COM159,697$1,036,000thousands by filing date
BENCHMARK ELECTRS INC COM08160H101Stock48,840$1,034,000thousands by filing date
SYNAPTICS INC COM87157D109Stock26,600$990,000thousands by filing date
SIMMONS 1ST NATL CORP828730200CL A $1 PAR40,330$973,000thousands by filing date
KEMET CORP488360207COM NEW55,300$970,000thousands by filing date
MOMO INC60879B107ADR40,730$967,000thousands by filing date
VNET GROUP INC90138A103SPONSORED ADS A110,000$950,000thousands by filing date
VERINT SYS INC92343X100COM22,430$949,000thousands by filing date
SPY78462F103SHS3,733$933,000thousands by filing date
CENTRAL PAC FINL CORP154760409COM NEW37,800$920,000thousands by filing date
MASTEC INC COM576323109Stock22,640$918,000thousands by filing date
ALLIENT INC019330109COM20,100$898,000thousands by filing date
ONESPAN INC68287N100COM67,500$874,000thousands by filing date
OSHKOSH CORP COM688239201Stock14,160$868,000thousands by filing date
WOLVERINE WORLD WIDE INC978097103COM27,145$866,000thousands by filing date
VISHAY INTERTECHNOLOGY INC COM928298108Stock47,950$864,000thousands by filing date
NEXTGEN HEALTHCARE INC65343C102COMMON STOCK56,500$856,000thousands by filing date
ORITANI FINANCIAL CORP68633D103COM57,020$841,000thousands by filing date
PHYSICIANS REALTY TRUST71943U104COM51,631$828,000thousands by filing date
PROASSURANCE CORP74267C106COM20,338$825,000thousands by filing date
NEOGENOMICS INC64049M209COM NEW64,700$816,000thousands by filing date
TIVO CORP88870P106COM86,558$815,000thousands by filing date
ENVIRI CORP415864107COM40,900$812,000thousands by filing date
CITI TRENDS INC17306X102COMMON STOCK39,300$801,000thousands by filing date
Gulfport Energy402635304COM121,900$798,000thousands by filing date
AUDIOCODES LTDM15342104ORD79,800$788,000thousands by filing date
HURCO CO447324104COM22,000$785,000thousands by filing date
EHEALTH INC28238P109COM20,000$768,000thousands by filing date
SOUTHWEST GAS HLDGS INC COM844895102Stock10,030$767,000thousands by filing date
NEW JERSEY RES CORP646025106COM16,330$746,000thousands by filing date
RYMAN HOSPITALITY PPTYS INC COM78377T107REIT11,050$737,000thousands by filing date
PIXELWORKS INC72581M305COM NEW252,600$733,000thousands by filing date
AGCO CORP001084102COM13,055$727,000thousands by filing date
CLARUS CORP NEW18270P109COM70,500$713,000thousands by filing date
AUTOHOME INC SP ADS RP CL A05278C107ADR9,000$704,000thousands by filing date
TWIN DISC INC901476101COMMON STOCK46,500$686,000thousands by filing date
CAMTEK LTD ORDM20791105Stock100,800$682,000thousands by filing date
CNO FINL GROUP INC12621E103COM44,930$669,000thousands by filing date
LIFE STORAGE INC53223X107COM7,120$662,000thousands by filing date
TIMKEN CO887389104COM17,690$660,000thousands by filing date
BRUKER CORP116794108COM21,830$650,000thousands by filing date
TRIUMPH GROUP INC NEW896818101COM56,040$644,000thousands by filing date
ENTERPRISE FINL SVCS CORP293712105COM17,100$643,000thousands by filing date
WORTHINGTON ENTERPRISES INC981811102COM18,340$639,000thousands by filing date
NWPX INFRASTRUCTURE INC667746101COM27,300$636,000thousands by filing date
MATSON INC COM57686G105Stock19,200$615,000thousands by filing date
RADIAN GROUP INC COM750236101Stock37,360$611,000thousands by filing date
HANCOCK WHITNEY CORPORATION410120109COM17,390$603,000thousands by filing date
FIRST COMWLTH FINL CORP PA319829107COM49,300$596,000thousands by filing date
NETGEAR INC64111Q104COM11,210$583,000thousands by filing date
ASCENT INDUSTRIES CO871565107COM35,000$581,000thousands by filing date
ENSIGN GROUP INC29358P101COM14,760$573,000thousands by filing date
CARPENTER TECHNOLOGY CORP144285103COM16,000$570,000thousands by filing date
HAWAIIAN HOLDINGS INC419879101COM21,420$566,000thousands by filing date
CHEESECAKE FACTORY INC163072101COM12,870$560,000thousands by filing date
PARK OHIO HOLDINGS CORP700666100COMMON STOCK18,200$559,000thousands by filing date
CNX RES CORP COM12653C108Stock48,066$549,000thousands by filing date
XENIA HOTELS & RESORTS INC COM984017103REIT31,660$545,000thousands by filing date
ON DECK CAP INC682163100COM91,000$537,000thousands by filing date
TETRA TECH INC NEW88162G103COM10,330$535,000thousands by filing date
STEIN MART INC858375108COM500,000$535,000thousands by filing date
PYXUS INTL INC74737V106COM44,700$530,000thousands by filing date
TANGER INC875465106COM26,110$528,000thousands by filing date
HERITAGE INSURANCE HLDGS INC42727J102COM35,313$520,000thousands by filing date
DUCOMMUN INC DEL264147109COM13,800$501,000thousands by filing date
Flushing Financial Corp343873105Common Stock22,800$491,000thousands by filing date
HERITAGE CRYSTAL CLEAN INC42726M106COM21,101$486,000thousands by filing date
SOUTHERN NATL BANCORP OF VA843395104COM36,800$486,000thousands by filing date
HYSTER-YALE INC449172105CL A7,700$477,000thousands by filing date
ISHARES TR464287648RUS 2000 GRW ETF2,820$474,000thousands by filing date
JPMorgan Chase & Co46625H100COM4,804$469,000thousands by filing date
HOPE BANCORP INC43940T109COM39,100$464,000thousands by filing date
MURPHY USA INC COM626755102Stock6,000$460,000thousands by filing date
TOWER INTL INC891826109COM19,180$456,000thousands by filing date
AMER STATES WTR CO COM029899101Stock6,490$435,000thousands by filing date
58 COM INC31680Q104SPON ADR REP A7,950$431,000thousands by filing date
COUSINS PROPERTIES INC222795106COM54,268$429,000thousands by filing date
CACI INTL INC CL A127190304Stock2,960$426,000thousands by filing date
Apple Inc037833100COM2,639$416,000thousands by filing date
AMC ENTMT HLDGS INC00165C104CL A COM33,854$416,000thousands by filing date
NATIONAL HEALTH INVS INC COM63633D104REIT5,440$411,000thousands by filing date
RIBBON COMMUNICATIONS INC762544104COMMON STOCK85,300$411,000thousands by filing date
UNIVERSAL STAINLESS & ALLOY913837100COM25,200$408,000thousands by filing date
B & G FOODS INC05508R106COM14,000$405,000thousands by filing date
SPARTANNASH CO847215100COM23,163$398,000thousands by filing date
Microsoft Corp594918104COM3,770$383,000thousands by filing date
Intel Corp458140100COM7,965$374,000thousands by filing date
TENNECO INC880349105COM13,600$373,000thousands by filing date
CORELOGIC INC21871D103COM11,030$369,000thousands by filing date
MasterCard, Inc57636Q104COM1,892$357,000thousands by filing date
ARENA PHARMACEUTICALS INC040047607COM NEW9,100$354,000thousands by filing date
Johnson & Johnson478160104COM2,736$353,000thousands by filing date
PLEXUS CORP COM729132100Stock6,800$347,000thousands by filing date
GDS HLDGS LTD SPONSORED ADS36165L108ADR15,000$346,000thousands by filing date
TRAVELERS COMPANIES INC COM89417E109Stock2,878$345,000thousands by filing date
KAISER ALUMINUM CORP483007704COM PAR $0.013,815$341,000thousands by filing date
STIFEL FINL CORP860630102COM8,020$332,000thousands by filing date
iShares Russell 2000 ETF464287655SHS2,400$321,000thousands by filing date
ISHARES INC464286475EM MKT SM-CP ETF7,620$319,000thousands by filing date
Amgen Inc.031162100COM1,579$307,000thousands by filing date
XENCOR INC98401F105COMMON STOCK8,100$293,000thousands by filing date
CHAMPIONS ONCOLOGY INC15870P307COM NEW37,233$291,000thousands by filing date
WABASH NATIONAL CORP929566107COMMON STOCK22,100$289,000thousands by filing date
DYNEX CAP INC26817Q506COM NEW49,080$281,000thousands by filing date
PEDIATRIX MEDICAL GROUP INC58502B106COM7,700$254,000thousands by filing date
OIL STS INTL INC678026105COM17,750$253,000thousands by filing date
GEO GROUP INC NEW36162J106COM12,800$252,000thousands by filing date
HUNTSMAN CORP447011107COM12,900$249,000thousands by filing date
CARS COM INC14575E105COM11,300$243,000thousands by filing date
KORN FERRY COM NEW500643200Stock6,080$240,000thousands by filing date
PATRICK INDS INC703343103COM8,110$240,000thousands by filing date
MYRIAD GENETICS INC62855J104COM8,230$239,000thousands by filing date
Walmart Inc.931142103COM2,536$236,000thousands by filing date
DANA INC235825205COM17,080$233,000thousands by filing date
BANK OF NY MELLON CORP COM064058100Stock4,837$228,000thousands by filing date
TD SYNNEX CORPORATION COM87162W100Stock2,800$226,000thousands by filing date
PENSKE AUTOMOTIVE GRP INC COM70959W103Stock5,520$223,000thousands by filing date
NEWMONT CORP651639106COM6,257$217,000thousands by filing date
FEDERAL SIGNAL CORP313855108COM10,910$217,000thousands by filing date
WINNEBAGO INDS INC974637100COM8,800$213,000thousands by filing date
W & T OFFSHORE INC92922P106COM51,700$213,000thousands by filing date
SPIRIT AIRLS INC848577102COM3,600$209,000thousands by filing date
BIG LOTS INC089302103COM7,000$202,000thousands by filing date
U S SILICA HLDGS INC90346E103COM13,509$138,000thousands by filing date
SPROTT ASSET MANAGEMENT LP85208R101PHYSICAL GOLD AN10,000$125,000thousands 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 0001144204-19-007764this filing2019-02-14acceptance time not in the bulk data set