OBERWEIS ASSET MANAGEMENT INC/ Diversified Active

Location: Lisle, IL

CIK: 0000937886 · Show all filings

Period: Q1 2019 (← Previous) (Next →)

Filing Date: May 15, 2019

Total Value: $498M (100.0% shares, 0.0% debt)

Holdings (201)

NOMD Nomad Foods Ltd. 11.6%
Value $57.83M Shares 2,827,798 Est. Cost Unrealized
ARGX Argenx SE Sponsored ADR 7.7%
Value $38.33M Shares 307,000 Est. Cost Unrealized
Mellanox Technologies Ltd. 6.8%
Value $33.8M Shares 285,590 Est. Cost Unrealized
GW Pharmaceuticals Plc Ads 6.6%
Value $32.69M Shares 193,900 Est. Cost Unrealized
GOOS Canada Goose Holdings, Inc. 2.7%
Value $13.25M Shares 275,850 Est. Cost Unrealized
TNDM Tandem Diabetes Care, Inc. 2.4%
Value $12.14M Shares 191,120 Est. Cost Unrealized
BOOM DMC Global, Inc. 2.1%
Value $10.68M Shares 215,227 Est. Cost Unrealized
SKYW Skywest Inc 1.8%
Value $8.82M Shares 162,457 Est. Cost Unrealized
Biotelemetry, Inc. 1.8%
Value $8.778M Shares 140,180 Est. Cost Unrealized
VCEL Vericel Corp. 1.8%
Value $8.767M Shares 500,670 Est. Cost Unrealized
HMS Holdings Corp. 1.6%
Value $8.106M Shares 273,750 Est. Cost Unrealized
SKY Skyline Champion Corp 1.6%
Value $7.915M Shares 416,573 Est. Cost Unrealized
Blucora, Inc. 1.6%
Value $7.816M Shares 234,154 Est. Cost Unrealized
MBUU Malibu Boats, Inc. 1.5%
Value $7.334M Shares 185,308 Est. Cost Unrealized
UPLD Upland Software, Inc. 1.4%
Value $6.879M Shares 162,390 Est. Cost Unrealized
BABA Alibaba ADR 1.3%
Value $6.669M Shares 36,555 Est. Cost Unrealized
Carbonite, Inc. 1.3%
Value $6.653M Shares 268,154 Est. Cost Unrealized
DECK Deckers Outdoor Corp. 1.3%
Value $6.645M Shares 45,210 Est. Cost Unrealized
VICR Vicor Corp. 1.3%
Value $6.597M Shares 212,670 Est. Cost Unrealized
CDNA CareDx, Inc. 1.3%
Value $6.594M Shares 209,210 Est. Cost Unrealized
Cabot Microelectronics Corp. 1.2%
Value $5.817M Shares 51,960 Est. Cost Unrealized
Cornerstone Ondemand, Inc. 1.1%
Value $5.68M Shares 103,680 Est. Cost Unrealized
LGND Ligand Pharmaceuticals 1.1%
Value $5.613M Shares 44,649 Est. Cost Unrealized
ATRC Atricure, Inc. 1.1%
Value $5.449M Shares 203,410 Est. Cost Unrealized
TCMD Tactile Sys Technology, Inc. 1.1%
Value $5.363M Shares 101,720 Est. Cost Unrealized
TREX Trex Company, Inc. 1.1%
Value $5.273M Shares 85,710 Est. Cost Unrealized
GDOT Green Dot Corp. Cl A 1.0%
Value $5.183M Shares 85,460 Est. Cost Unrealized
Cyber-Ark Software 1.0%
Value $5.02M Shares 42,170 Est. Cost Unrealized
BAND Bandwidth, Inc. 1.0%
Value $4.886M Shares 72,970 Est. Cost Unrealized
STAA Staar Surgical Co. 1.0%
Value $4.808M Shares 140,620 Est. Cost Unrealized
Mobileiron, Inc. 0.9%
Value $4.696M Shares 858,480 Est. Cost Unrealized
IRTC Irhythm Technologies Inc 0.9%
Value $4.551M Shares 60,710 Est. Cost Unrealized
MPWR Monolithic Pwr Sys 0.8%
Value $4.184M Shares 30,878 Est. Cost Unrealized
Envestnet, Inc. 0.8%
Value $4.106M Shares 62,790 Est. Cost Unrealized
Eldorado Resorts, Inc. 0.8%
Value $4.032M Shares 86,363 Est. Cost Unrealized
CMCO Columbus McKinnon Corp. NY 0.7%
Value $3.554M Shares 103,453 Est. Cost Unrealized
Career Education Corp. 0.5%
Value $2.431M Shares 147,179 Est. Cost Unrealized
Quantenna Communications Inc 0.5%
Value $2.333M Shares 95,900 Est. Cost Unrealized
New Oriental Education ADR 0.4%
Value $2.162M Shares 24,000 Est. Cost Unrealized
Momo, Inc. ADR 0.4%
Value $1.94M Shares 50,730 Est. Cost Unrealized
MITK Mitek Systems, Inc. 0.4%
Value $1.934M Shares 158,000 Est. Cost Unrealized
GDS GDS Holdings Ltd. ADR 0.4%
Value $1.933M Shares 54,161 Est. Cost Unrealized
KN Knowles Corp. 0.4%
Value $1.892M Shares 107,300 Est. Cost Unrealized
Centerstate Bank Corp. 0.4%
Value $1.861M Shares 78,146 Est. Cost Unrealized
Rosetta Stone, Inc. 0.4%
Value $1.807M Shares 82,700 Est. Cost Unrealized
FSS Federal Signal Corp. 0.4%
Value $1.807M Shares 69,510 Est. Cost Unrealized
Mesa Air Group, Inc. 0.4%
Value $1.806M Shares 216,500 Est. Cost Unrealized
TAL Tal Education Group ADR 0.4%
Value $1.804M Shares 50,000 Est. Cost Unrealized
MasterCraft Boat Holdings, Inc 0.3%
Value $1.602M Shares 71,000 Est. Cost Unrealized
CTRIP Com Int'l Ltd ADR 0.3%
Value $1.529M Shares 35,000 Est. Cost Unrealized
Cardtronics, Inc. 0.3%
Value $1.526M Shares 42,900 Est. Cost Unrealized
SEI Solaris Oilfield Infrastructur 0.3%
Value $1.46M Shares 88,800 Est. Cost Unrealized
AMRC Ameresco, Inc. 0.3%
Value $1.408M Shares 87,008 Est. Cost Unrealized
BHE Benchmark Electronics Inc 0.3%
Value $1.387M Shares 52,840 Est. Cost Unrealized
HRI Herc Hldgs, Inc. 0.3%
Value $1.36M Shares 34,900 Est. Cost Unrealized
OSPN OneSpan, Inc. 0.3%
Value $1.333M Shares 69,350 Est. Cost Unrealized
POR Portland General Electric Co. 0.3%
Value $1.309M Shares 25,250 Est. Cost Unrealized
Verint Sys Inc. 0.3%
Value $1.253M Shares 20,930 Est. Cost Unrealized
Monotype Imaging Holdings, Inc 0.2%
Value $1.219M Shares 61,300 Est. Cost Unrealized
ONB Old National Bancorp 0.2%
Value $1.215M Shares 74,115 Est. Cost Unrealized
MGRC McGrath RentCorp 0.2%
Value $1.199M Shares 21,200 Est. Cost Unrealized
RUSHA Rush Enterprises,Inc. Cl A 0.2%
Value $1.187M Shares 28,400 Est. Cost Unrealized
Physicians Realty Trust 0.2%
Value $1.186M Shares 63,031 Est. Cost Unrealized
BOOT Boot Barn Hldgs, Inc. 0.2%
Value $1.178M Shares 40,000 Est. Cost Unrealized
Model N, Inc. 0.2%
Value $1.175M Shares 67,000 Est. Cost Unrealized
WSM Williams-Sonoma, Inc. 0.2%
Value $1.172M Shares 20,830 Est. Cost Unrealized
BZUN Baozun Inc. Spon ADR 0.2%
Value $1.163M Shares 28,000 Est. Cost Unrealized
K12, Inc. 0.2%
Value $1.135M Shares 33,268 Est. Cost Unrealized
Audio Codes ADR 0.2%
Value $1.133M Shares 81,900 Est. Cost Unrealized
CPF Central Pacific Financial Corp 0.2%
Value $1.128M Shares 39,100 Est. Cost Unrealized
AORT Cryolife Inc. 0.2%
Value $1.118M Shares 38,344 Est. Cost Unrealized
CLAR Clarus Corp. 0.2%
Value $1.07M Shares 83,500 Est. Cost Unrealized
NTES Netease.Com, Inc. ADR 0.2%
Value $1.07M Shares 4,430 Est. Cost Unrealized
Pyxus International, Inc. 0.2%
Value $1.068M Shares 44,700 Est. Cost Unrealized
SPY SPDR S&P 500 ETF Trust 0.2%
Value $1.06M Shares 3,751 Est. Cost Unrealized
Telaria, Inc. 0.2%
Value $1.058M Shares 166,800 Est. Cost Unrealized
ASB Associated Banc-Corp 0.2%
Value $1.058M Shares 49,540 Est. Cost Unrealized
ARAY Accuray Inc. 0.2%
Value $1.032M Shares 216,400 Est. Cost Unrealized
VCYT Veracyte, Inc. 0.2%
Value $988K Shares 39,500 Est. Cost Unrealized
Gulfport Energy Corp. 0.2%
Value $978K Shares 121,900 Est. Cost Unrealized
SFNC Simmons First National Corp. 0.2%
Value $960K Shares 39,230 Est. Cost Unrealized
MTRN Materion Corp. 0.2%
Value $959K Shares 16,800 Est. Cost Unrealized
Triumph Group, Inc. 0.2%
Value $939K Shares 49,240 Est. Cost Unrealized
AMWD Amer Woodmark 0.2%
Value $934K Shares 11,300 Est. Cost Unrealized
Ryman Hospitality Pptys. Inc. 0.2%
Value $933K Shares 11,350 Est. Cost Unrealized
NJR New Jersey Res Corp. 0.2%
Value $928K Shares 18,630 Est. Cost Unrealized
VREX Varex Imaging Corp. 0.2%
Value $915K Shares 27,000 Est. Cost Unrealized
OSK Oshkosh Corp. 0.2%
Value $912K Shares 12,140 Est. Cost Unrealized
Camtek, Ltd. 0.2%
Value $899K Shares 100,800 Est. Cost Unrealized
SWX Southwest Gas Corp. 0.2%
Value $891K Shares 10,830 Est. Cost Unrealized
Pixelworks, Inc. 0.2%
Value $883K Shares 225,156 Est. Cost Unrealized
CMTL Comtech Telecommunications CP 0.2%
Value $838K Shares 36,100 Est. Cost Unrealized
NEO Neogenomics, Inc. 0.2%
Value $831K Shares 40,600 Est. Cost Unrealized
Hersha Hospitality Trust 0.2%
Value $820K Shares 47,820 Est. Cost Unrealized
CACI CACI International, Inc. 0.2%
Value $812K Shares 4,460 Est. Cost Unrealized
DGII Digi International I 0.2%
Value $811K Shares 64,000 Est. Cost Unrealized
CRMT America's Car-Mart 0.2%
Value $786K Shares 8,600 Est. Cost Unrealized
W&T Offshore, Inc. 0.2%
Value $784K Shares 113,600 Est. Cost Unrealized
HWC Hancock Whitney Corp. 0.2%
Value $783K Shares 19,390 Est. Cost Unrealized
EHTH Ehealth, Inc. 0.2%
Value $779K Shares 12,500 Est. Cost Unrealized
On Deck Cap, Inc. 0.2%
Value $766K Shares 141,300 Est. Cost Unrealized
Tower International, Inc. 0.2%
Value $761K Shares 36,180 Est. Cost Unrealized
FCF First Commonwealth Financial C 0.2%
Value $760K Shares 60,300 Est. Cost Unrealized
VSH Vishay Intertechnology 0.2%
Value $758K Shares 41,050 Est. Cost Unrealized
Cousins Properties 0.2%
Value $755K Shares 78,168 Est. Cost Unrealized
TKR Timken Company 0.2%
Value $750K Shares 17,190 Est. Cost Unrealized
WWW Wolverine World Wide 0.1%
Value $741K Shares 20,745 Est. Cost Unrealized
SNX Synnex Corp. 0.1%
Value $731K Shares 7,659 Est. Cost Unrealized
VPG Vishay Precision Group 0.1%
Value $715K Shares 20,900 Est. Cost Unrealized
HOPE Hope Bancorp, Inc. 0.1%
Value $712K Shares 54,400 Est. Cost Unrealized
EFSC Enterprise Finl Svcs 0.1%
Value $701K Shares 17,200 Est. Cost Unrealized
SANM Sanmina Corporation 0.1%
Value $698K Shares 24,200 Est. Cost Unrealized
ALNT Allied Motion Technologies 0.1%
Value $691K Shares 20,100 Est. Cost Unrealized
AGCO Agco Corp 0.1%
Value $685K Shares 9,855 Est. Cost Unrealized
LNTH Lantheus Hldgs Inc. 0.1%
Value $685K Shares 28,000 Est. Cost Unrealized
MTZ Mastec, Inc. 0.1%
Value $680K Shares 14,140 Est. Cost Unrealized
Bridgepoint Education, Inc. 0.1%
Value $666K Shares 109,071 Est. Cost Unrealized
Nextgen Healthcare, Inc. 0.1%
Value $663K Shares 39,400 Est. Cost Unrealized
Matson, Inc. 0.1%
Value $661K Shares 18,310 Est. Cost Unrealized
AMC Entertainment Holdings, In 0.1%
Value $651K Shares 43,868 Est. Cost Unrealized
SF Stifel Financial Corp. 0.1%
Value $650K Shares 12,320 Est. Cost Unrealized
CNO CNO Financial Group, Inc. 0.1%
Value $632K Shares 39,030 Est. Cost Unrealized
Oritani Financial Corp. 0.1%
Value $617K Shares 37,120 Est. Cost Unrealized
DCO Ducommun Inc. 0.1%
Value $616K Shares 14,150 Est. Cost Unrealized
Tetra Tech, Inc. 0.1%
Value $616K Shares 10,330 Est. Cost Unrealized
Tivo corp. 0.1%
Value $607K Shares 65,158 Est. Cost Unrealized
RDN Radian Group, Inc. 0.1%
Value $594K Shares 28,660 Est. Cost Unrealized
HRTG Heritage Ins Hldgs, Inc. 0.1%
Value $589K Shares 40,313 Est. Cost Unrealized
Heritage Crystal Clean, Inc. 0.1%
Value $579K Shares 21,101 Est. Cost Unrealized
National Health Investors, Inc 0.1%
Value $577K Shares 7,340 Est. Cost Unrealized
NWPX Northwest Pipe Co. 0.1%
Value $547K Shares 22,800 Est. Cost Unrealized
FULT Fulton Financial Corp. 0.1%
Value $546K Shares 35,300 Est. Cost Unrealized
SKT Tanger Factory Outlet 0.1%
Value $544K Shares 25,910 Est. Cost Unrealized
Southern Natl Bancorp of Virgi 0.1%
Value $539K Shares 36,800 Est. Cost Unrealized
AIRG Airgain, Inc. 0.1%
Value $538K Shares 41,900 Est. Cost Unrealized
EGBN Eagle Bancorp, Inc. 0.1%
Value $537K Shares 10,700 Est. Cost Unrealized
ACNT Synalloy Cp Del 0.1%
Value $532K Shares 35,000 Est. Cost Unrealized
Plantronics, Inc. 0.1%
Value $516K Shares 11,200 Est. Cost Unrealized
WD Walker & Dunlop, Inc. 0.1%
Value $508K Shares 9,986 Est. Cost Unrealized
CRS Carpenter Technology Corp. 0.1%
Value $504K Shares 11,000 Est. Cost Unrealized
DAN Dana Inc. 0.1%
Value $500K Shares 28,180 Est. Cost Unrealized
AAPL Apple, Inc. 0.1%
Value $496K Shares 2,610 Est. Cost Unrealized
JPM JP Morgan Chase & Company Inc. 0.1%
Value $487K Shares 4,809 Est. Cost Unrealized
Owens Ill Inc. 0.1%
Value $486K Shares 25,600 Est. Cost Unrealized
XHR Xenia Hotels & Resorts, Inc. 0.1%
Value $477K Shares 21,760 Est. Cost Unrealized
CSBR Champions Oncology, Inc. 0.1%
Value $470K Shares 48,033 Est. Cost Unrealized
MD Mednax, Inc. 0.1%
Value $447K Shares 16,465 Est. Cost Unrealized
MA Mastercard, Inc. 0.1%
Value $446K Shares 1,893 Est. Cost Unrealized
MSFT Microsoft Corp. 0.1%
Value $445K Shares 3,770 Est. Cost Unrealized
Briggs & Stratton Corp. 0.1%
Value $445K Shares 37,600 Est. Cost Unrealized
NVRI Harsco Corp. 0.1%
Value $444K Shares 22,000 Est. Cost Unrealized
INTC Intel Corporation 0.1%
Value $423K Shares 7,870 Est. Cost Unrealized
BRKR Bruker Corporation 0.1%
Value $412K Shares 10,730 Est. Cost Unrealized
Arena Pharmaceuticals, Inc. 0.1%
Value $408K Shares 9,100 Est. Cost Unrealized
TRV The Travelers Co., Inc. 0.1%
Value $395K Shares 2,881 Est. Cost Unrealized
KALU Kaiser Aluminum Corp. 0.1%
Value $389K Shares 3,715 Est. Cost Unrealized
KFY Korn Ferry 0.1%
Value $389K Shares 8,680 Est. Cost Unrealized
JNJ Johnson & Johnson 0.1%
Value $383K Shares 2,739 Est. Cost Unrealized
Dynex Capital, Inc. 0.1%
Value $358K Shares 58,780 Est. Cost Unrealized
Spirit Airlines, Inc. 0.1%
Value $349K Shares 6,600 Est. Cost Unrealized
BIGGQ Big Lots Inc. 0.1%
Value $335K Shares 8,800 Est. Cost Unrealized
WOR Worthington Inds. Inc. 0.1%
Value $330K Shares 8,840 Est. Cost Unrealized
CNX CNX Resources Corporation 0.1%
Value $327K Shares 30,366 Est. Cost Unrealized
Cyrusone, Inc. 0.1%
Value $309K Shares 5,900 Est. Cost Unrealized
PBF Energy Inc., Cl A 0.1%
Value $308K Shares 9,900 Est. Cost Unrealized
AMGN Amgen, Inc. 0.1%
Value $300K Shares 1,581 Est. Cost Unrealized
US Silica Holdings, Inc. 0.1%
Value $297K Shares 17,109 Est. Cost Unrealized
Premier Inc. 0.1%
Value $286K Shares 8,300 Est. Cost Unrealized
FFIC Flushing Financial Corp. 0.1%
Value $285K Shares 13,000 Est. Cost Unrealized
BDC Belden, Inc. 0.1%
Value $285K Shares 5,300 Est. Cost Unrealized
Logmein, Inc. 0.1%
Value $280K Shares 3,500 Est. Cost Unrealized
Pareteum Corp. Com New 0.1%
Value $279K Shares 61,300 Est. Cost Unrealized
GPI Group 1 Automotive, Inc. 0.1%
Value $278K Shares 4,300 Est. Cost Unrealized
PLXS Plexus Corp. 0.1%
Value $274K Shares 4,500 Est. Cost Unrealized
SYNA Synaptics, Inc. 0.1%
Value $274K Shares 6,900 Est. Cost Unrealized
NSSC Napco Sec Technologies, Inc. 0.1%
Value $272K Shares 13,137 Est. Cost Unrealized
GPK Graphic Packaging Hldg., Co. 0.1%
Value $265K Shares 21,000 Est. Cost Unrealized
Air Transport Services Group, 0.1%
Value $265K Shares 11,500 Est. Cost Unrealized
CLH Clean Harbors, Inc. 0.1%
Value $258K Shares 3,600 Est. Cost Unrealized
CARS Cars Com Inc. 0.1%
Value $258K Shares 11,300 Est. Cost Unrealized
NX Quanex Building Products Corp. 0.1%
Value $256K Shares 16,100 Est. Cost Unrealized
XNCR Xencor, Inc. 0.1%
Value $252K Shares 8,100 Est. Cost Unrealized
WMT Wal Mart Stores Inc. 0.0%
Value $248K Shares 2,539 Est. Cost Unrealized
UNF Unifirst Corp/MA 0.0%
Value $246K Shares 1,600 Est. Cost Unrealized
BK Bank of New York Mellon Corp. 0.0%
Value $244K Shares 4,838 Est. Cost Unrealized
MUSA Murphy USA, Inc. 0.0%
Value $240K Shares 2,800 Est. Cost Unrealized
Corelogic Inc. 0.0%
Value $236K Shares 6,330 Est. Cost Unrealized
NEM Newmont Mining 0.0%
Value $224K Shares 6,262 Est. Cost Unrealized
PLUS EPlus, Inc. 0.0%
Value $221K Shares 2,500 Est. Cost Unrealized
BHP BHP Billiton Ltd. ADR 0.0%
Value $221K Shares 4,051 Est. Cost Unrealized
Altair Engineering Inc 0.0%
Value $217K Shares 5,900 Est. Cost Unrealized
TEX Terex Corp. 0.0%
Value $215K Shares 6,700 Est. Cost Unrealized
VZ Verizon Communications 0.0%
Value $207K Shares 3,500 Est. Cost Unrealized
Wright Medical Group Inc 0.0%
Value $204K Shares 6,500 Est. Cost Unrealized
Uxin, Ltd. 0.0%
Value $190K Shares 50,000 Est. Cost Unrealized
Sprott Physical Gold and Silve 0.0%
Value $124K Shares 10,000 Est. Cost Unrealized
ARLO Arlo Technologies, Inc. 0.0%
Value $92,000 Shares 22,198 Est. Cost Unrealized
ATAR Avatar Ventures 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
Tital Oil & Gas, Inc. 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
American Power Corp 0.0%
Value $0 Shares 10,000 Est. Cost Unrealized
Xenacare Hldgs, Inc. 0.0%
Value $0 Shares 140,000 Est. Cost Unrealized