0001144204-16-082256.txt : 20160216 0001144204-16-082256.hdr.sgml : 20160215 20160216120510 ACCESSION NUMBER: 0001144204-16-082256 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20151231 FILED AS OF DATE: 20160216 DATE AS OF CHANGE: 20160216 EFFECTIVENESS DATE: 20160216 FILER: COMPANY DATA: COMPANY CONFORMED NAME: OBERWEIS ASSET MANAGEMENT INC/ CENTRAL INDEX KEY: 0000937886 IRS NUMBER: 364106772 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-04688 FILM NUMBER: 161425189 BUSINESS ADDRESS: STREET 1: 3333 WARRENVILLE ROAD STREET 2: SUITE 500 CITY: LISLE STATE: IL ZIP: 60532 BUSINESS PHONE: 6305772300 MAIL ADDRESS: STREET 1: 3333 WARRENVILLE ROAD STREET 2: SUITE 500 CITY: LISLE STATE: IL ZIP: 60532 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0000937886 XXXXXXXX 12-31-2015 12-31-2015 false OBERWEIS ASSET MANAGEMENT INC/

3333 Warrenville Road Suite 500 Lisle IL 60532

13F HOLDINGS REPORT 028-04688 N Patrick B. Joyce 800-323-6166 /s/ Patrick B. Joyce Lisle IL 02-12-2016 0 175 356495 INFORMATION TABLE 2 infotable.xml 21Vianet Group, Inc. - ADR com 90138A103 921 43580 SH SOLE 43000 0 580 AMN Healthcare Svcs com 001744101 11033 355320 SH SOLE 113490 0 241830 Abiomed Inc. com 003654100 4163 46110 SH SOLE 14960 0 31150 Adeptus Health, Inc. CL A com 006855100 7108 130372 SH SOLE 48970 0 81402 Albany Intl Corp A com 012348108 581 15900 SH SOLE 15900 0 0 Alibaba com 01609W102 1439 17705 SH SOLE 15130 0 2575 Almost Family, Inc. com 020409108 670 17520 SH SOLE 17520 0 0 Amer Vanguard com 030371108 656 46800 SH SOLE 46800 0 0 Amgen, Inc. com 031162100 411 2531 SH SOLE 0 0 2531 Amsurg Corp. com 03232P405 395 5200 SH SOLE 5200 0 0 Apple, Inc. com 037833100 365 3464 SH SOLE 140 0 3324 Arista networks Inc. com 040413106 304 3900 SH SOLE 3900 0 0 Atricure, Inc. com 04963C209 572 25500 SH SOLE 25500 0 0 AutoBytel com 05275N205 742 32900 SH SOLE 32900 0 0 BJ's Restaurant Inc com 09180c106 548 12600 SH SOLE 12600 0 0 Baidu Inc. Spon ADR com 056752108 1737 9190 SH SOLE 9150 0 40 Bank of New York Mellon Corp. com 064058100 233 5655 SH SOLE 0 0 5655 Bofi Holding, Inc. com 05566U108 5628 267352 SH SOLE 54324 0 213028 Bona Film Group ADR com 09777B107 2090 158000 SH SOLE 158000 0 0 Bonanza Creek Energy, Inc. com 097793103 3338 633357 SH SOLE 167923 0 465434 Boyd Gaming Corp. com 103304101 566 28500 SH SOLE 28500 0 0 Bridge Bancorp, Inc. com 108035106 448 14720 SH SOLE 12300 0 2420 Broadsoft, Inc. com 11133B409 856 24200 SH SOLE 24200 0 0 Builders Firstsource com 12008R107 426 38440 SH SOLE 37800 0 640 Burlington Stores, Inc. com 122017106 412 9600 SH SOLE 9600 0 0 CTRIP Com Int'l Ltd ADR com 22943F100 2317 50000 SH SOLE 50000 0 0 Cabot Corp. com 127055101 560 13691 SH SOLE 13691 0 0 Caleres Inc. com 129500104 308 11500 SH SOLE 11500 0 0 Callidus Software Inc. com 13123E500 7938 427439 SH SOLE 101860 0 325579 Callon Petroleum Corp. com 13123X102 739 88550 SH SOLE 84900 0 3650 Cambrex Corp com 132011107 1196 25400 SH SOLE 25400 0 0 Cascade Bancorp com 147154207 364 60000 SH SOLE 60000 0 0 Centerstate Banks, Inc. com 15201P109 329 21000 SH SOLE 21000 0 0 Ceva Inc. com 157210105 834 35700 SH SOLE 35700 0 0 Chefs Whse, INc. com 163086101 812 48700 SH SOLE 48700 0 0 China Biologic Products com 16938C106 12093 84885 SH SOLE 56740 0 28145 ComScore Inc. com 20564W105 5721 139034 SH SOLE 32150 0 106884 Computer Programs & Systems com 205306103 353 7100 SH SOLE 7100 0 0 Cooper Std Hldgs Inc. com 21676P103 7041 90750 SH SOLE 36560 0 54190 Core Laboratories NV com N22717107 453 4170 SH SOLE 3700 0 470 Cott Corp Que com 22163N106 12582 1144883 SH SOLE 935174 0 209709 Cray, Inc. com 225223304 694 21400 SH SOLE 21400 0 0 Cvent Inc. com 23247G109 670 19200 SH SOLE 19200 0 0 Cyber-Ark Software com M2682V108 636 14100 SH SOLE 14100 0 0 Cynosure Inc. com 232577205 625 14000 SH SOLE 14000 0 0 Dave & Busters Entmt, Inc. com 238337109 680 16300 SH SOLE 16300 0 0 Dexcom com 252131107 7845 95785 SH SOLE 43730 0 52055 Diamondback Energy Inc. com 25278X109 4589 68590 SH SOLE 27150 0 41440 Digi International I com 253798102 660 58000 SH SOLE 58000 0 0 Digirad Corp com 253827109 456 78690 SH SOLE 78690 0 0 Diplomat Pharmacy Inc. com 25456K101 11974 349925 SH SOLE 121568 0 228357 Eagle Bancorp, Inc. com 268948106 5671 112358 SH SOLE 9140 0 103218 Eldorado Resorts, Inc. com 28470R102 796 72400 SH SOLE 72400 0 0 Electronics For Imaging Inc. com 286082102 603 12900 SH SOLE 12900 0 0 Emc Corporation com 268648102 234 9127 SH SOLE 0 0 9127 Emcore Corp. com 290846203 240 39200 SH SOLE 39200 0 0 Energy Focus Inc. com 29268T300 1397 101600 SH SOLE 98200 0 3400 Express Inc com 30219E103 1256 72700 SH SOLE 72700 0 0 Extened Stay Amer Inc. com 30224P200 997 62700 SH SOLE 62700 0 0 First Internet Bancorp com 320557101 466 16240 SH SOLE 15000 0 1240 First NBC Bank Holding Co. com 32115D106 553 14800 SH SOLE 14800 0 0 Fleetmatics Group Plc com G35569105 676 13300 SH SOLE 13300 0 0 Francescas Holdings Corp. com 351793104 904 51900 SH SOLE 51900 0 0 G-III Apparel Group Ltd. com 36237H101 6055 136798 SH SOLE 36850 0 99948 Gentherm, Inc. com 37253A103 11147 235161 SH SOLE 71900 0 163261 Gigamon, Inc. com 37518B102 4333 163070 SH SOLE 50610 0 112460 Gigoptix, Inc. com 37517Y103 616 202700 SH SOLE 202700 0 0 Globus Medical, Inc.-A com 379577208 380 13661 SH SOLE 13661 0 0 Hackett Group, Inc. com 404609109 376 23400 SH SOLE 23400 0 0 HealthEquity Inc. com 42226A107 3992 159225 SH SOLE 50120 0 109105 Heidrick & Struggles com 422819102 672 24700 SH SOLE 24700 0 0 Helen of Troy Corp., Ltd. com G4388N106 631 6700 SH SOLE 6700 0 0 Heritage Crystal Clean, Inc. com 42726M106 641 60500 SH SOLE 60500 0 0 Heritage Ins Hldgs, Inc. com 42727J102 1583 72550 SH SOLE 72300 0 250 Home Inns & Hotels Mgmt com 43742E102 540 15800 SH SOLE 15800 0 0 INC Research Holdings, Inc. com 45329R109 538 11100 SH SOLE 11100 0 0 INPHI Corp. com 45772F107 9896 366260 SH SOLE 113230 0 253030 Icon Plc Corp. com G4705A100 21392 275315 SH SOLE 223932 0 51383 Ikang Healthcare Group, Inc. com 45174l108 9719 475500 SH SOLE 312050 0 163450 Imax Corp. com 45245E109 7041 198115 SH SOLE 48030 0 150085 Imperva Inc. com 45321L100 658 10400 SH SOLE 10400 0 0 Incontact, Inc. com 45336E109 710 74400 SH SOLE 74400 0 0 Infinera Corporation com 45667G103 8971 495085 SH SOLE 207380 0 287705 Infoblox, Inc. com 45672H104 833 45300 SH SOLE 45300 0 0 Inogen, Inc. com 45780L104 718 17900 SH SOLE 17900 0 0 Insperity Inc com 45778Q107 1064 22100 SH SOLE 17280 0 4820 Integrated Device Technology, com 458118106 1647 62520 SH SOLE 59700 0 2820 Intel Corporation com 458140100 317 9210 SH SOLE 510 0 8700 Iradimed Corp. com 46266A109 539 19218 SH SOLE 19218 0 0 JD.com com 47215P106 2878 89210 SH SOLE 88700 0 510 JP Morgan Chase & Company Inc. com 46625H100 378 5720 SH SOLE 140 0 5580 Johnson & Johnson com 478160104 321 3129 SH SOLE 0 0 3129 Kimberly Clark Corp. com 494368103 246 1934 SH SOLE 0 0 1934 LHC Group, Inc. com 50187A107 720 15900 SH SOLE 15900 0 0 LSI Inds Inc. com 50216C108 316 25900 SH SOLE 25900 0 0 Lendingtree, Inc. com 52603B107 652 7300 SH SOLE 7300 0 0 Ligand Pharmaceuticals Cl B com 53220K504 10964 101127 SH SOLE 28490 0 72637 Lithia Mtrs Inc Cl A com 536797103 4972 46610 SH SOLE 10870 0 35740 Logmein, Inc. com 54142L109 5830 86880 SH SOLE 19330 0 67550 MCBC Holdings Inc com 55276F107 681 49700 SH SOLE 49700 0 0 Mastercard, Inc. com 57636Q104 261 2676 SH SOLE 0 0 2676 Matrix Service Co. com 576853105 678 33000 SH SOLE 33000 0 0 Maxlinear, Inc. Class A com 57776J100 5108 346760 SH SOLE 164650 0 182110 Mercury Systems, Inc. com 589378108 646 35200 SH SOLE 35200 0 0 Metaldyne Performance Group com 59116R107 440 24000 SH SOLE 24000 0 0 Microsoft Corp. com 594918104 350 6300 SH SOLE 0 0 6300 Mimedx Group, Inc. com 602496101 5113 545690 SH SOLE 141260 0 404430 Monotype Imaging Holdings, Inc com 61022P100 551 23300 SH SOLE 23300 0 0 Motorcar Pts Amer Inc. com 620071100 713 21100 SH SOLE 21100 0 0 NV5 Holdings Inc com 62945V109 569 25900 SH SOLE 25900 0 0 National Gen Hldgs Corp. com 636220303 595 27210 SH SOLE 26300 0 910 Natus Med, Inc. com 639050103 692 14400 SH SOLE 14400 0 0 Nautilus Group, Inc. com 63910B102 831 49700 SH SOLE 49700 0 0 Netease.Com, Inc. com 64110W102 9218 50860 SH SOLE 50350 0 510 Nutrisystem Inc com 67069D108 710 32800 SH SOLE 32800 0 0 Nuvasive com 670704105 622 11500 SH SOLE 11500 0 0 On Assignment, Inc. com 682159108 566 12600 SH SOLE 12600 0 0 Opus Bank com 684000102 588 15900 SH SOLE 15900 0 0 Orchids Paper Products Co com 68572N104 544 17600 SH SOLE 17600 0 0 Oxford Inds, Inc. com 691497309 249 3900 SH SOLE 3900 0 0 PRA Health Sciences, Inc. com 69354M108 484 10700 SH SOLE 10700 0 0 Pacific Premier Bancorp, Inc. com 69478X105 236 11100 SH SOLE 11100 0 0 Patrick Industries, Inc. com 703343103 746 17150 SH SOLE 17150 0 0 Pegasystems Inc. com 705573103 3729 135600 SH SOLE 37860 0 97740 Perry Ellis International, Inc com 288853104 661 35900 SH SOLE 35900 0 0 Planet Payment Inc. com U72603118 307 100800 SH SOLE 100800 0 0 Powersecure Intl Inc. com 73936N105 2617 173873 SH SOLE 163873 0 10000 Privatebancorp, Inc. com 742962103 681 16600 SH SOLE 16600 0 0 QCR Holdings Inc. com 74727A104 369 15200 SH SOLE 15200 0 0 Qihoo 360 Technology Co-ADR com 74734M109 3662 50300 SH SOLE 50300 0 0 Quanex Building Products Corp. com 747619104 732 35100 SH SOLE 35100 0 0 Radiant Logistics, Inc. com 75025x100 311 90600 SH SOLE 90600 0 0 Realpage, Inc. com 75606N109 548 24400 SH SOLE 24400 0 0 Ring Energy, Inc. com 76680v108 386 54700 SH SOLE 50800 0 3900 Rubicon Project Inc com 78112V102 10529 640070 SH SOLE 216430 0 423640 SPDR S&P 500 ETF Trust com 78462F103 1549 7600 SH SOLE 7600 0 0 SPS Comm Inc. com 78463M107 646 9200 SH SOLE 9200 0 0 Sequential Brands Group, Inc. com 81734p107 545 68900 SH SOLE 68900 0 0 Simulations Plus Inc. com 829214105 719 72600 SH SOLE 72600 0 0 Skechers Usa, Inc. com 830566105 964 31900 SH SOLE 0 0 31900 Skywest Inc com 830879102 671 35300 SH SOLE 35300 0 0 Smith & Wesson Holding com 831756101 499 22700 SH SOLE 22700 0 0 Smith (A.O.) Corp com 831865209 567 7400 SH SOLE 7400 0 0 Soufun Holdings Ltd. ADR com 836034108 2339 316500 SH SOLE 316500 0 0 Stepan Co com 858586100 517 10400 SH SOLE 10400 0 0 Sucampo Pharmaceuticals com 864909106 1671 96630 SH SOLE 83010 0 13620 Synchronoss Technologies Inc. com 87157B103 7110 201825 SH SOLE 59030 0 142795 Tal Education Group ADR com 874080104 1859 40000 SH SOLE 40000 0 0 Tarena Internatinal, Inc. com 876108101 1993 190943 SH SOLE 35393 0 155550 Telecommunication Systems com 87929J103 314 63200 SH SOLE 63200 0 0 Tenneco, Inc. com 880349105 560 12200 SH SOLE 12200 0 0 Tessera Technologies, Inc. com 88164L100 567 18900 SH SOLE 18900 0 0 The Travelers Co., Inc. com 89417E109 411 3637 SH SOLE 0 0 3637 Tower International, Inc. com 891826109 751 26300 SH SOLE 26300 0 0 Toyota Motor Corp. 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