-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, O59Ml+ptjg9M8VeGpQg1hWh7pQW9HSNmNwEcCxa9TFmYH0DliZbiWeMHowD1tgFw wStmoKoicXe3f72rdfIsYw== 0001144204-07-042850.txt : 20070814 0001144204-07-042850.hdr.sgml : 20070814 20070814101352 ACCESSION NUMBER: 0001144204-07-042850 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20070630 FILED AS OF DATE: 20070814 DATE AS OF CHANGE: 20070814 EFFECTIVENESS DATE: 20070814 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: 071051822 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 v084402_13fhr.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: June 30, 2007 Check here if Amendment [ ]; Amendment Number: ____________ This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Oberweis Asset Management, Inc. Address: 3333 Warrenville Road, Suite 500 Lisle, IL 60532 Form 13F File Number: 28- 4688 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person signing this Report on Behalf of Reporting Manager: Name: Patrick B. Joyce Title: Executive Vice President Phone: (800) 323-6166 Signature, Place, and Date of Signing: Patrick B. Joyce Lisle, IL August 13, 2007 - ------------------------ ------------------------ ------------------- [Signature] [City, State] [Date] Report Type (Check only one.): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers reporting for this Manager: [If there are no entries in this list, omit this section.] FORM 13F SUMMARY PAGE Report Summary: Number of other Included Managers: ______________ Form 13F Information Table Entry Total: 193 Data Records Form 13F Information Table Value Total: $1,700,311 (thousandths) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number (s) of all institutional investment managers with respect to which this report is filed, other than the manger filing this report. [If there are no entries in this list, state "NONE" and omit the column headings and list entries.] NONE
FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE - ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- Accuray Inc. com 004397105 16361 737650 SH SOLE 246700 490950 Acme Packet Inc. com 004764106 18789 1635249 SH SOLE 648909 986340 Alliance Bankshares Corp. com 018535104 384 29000 SH SOLE 12400 16600 Allis Chalmers Energy com 019645506 19149 832928 SH SOLE 499348 333580 Allscripts Healthcare com 01988p108 28876 1133273 SH SOLE 486537 646736 Almost Family, Inc. com 020409108 1190 61800 SH SOLE 39600 22200 American Oriental Bioengineeri com 028731107 5238 588500 SH SOLE 575900 12600 American Xtal Technology com 00246W103 2825 652400 SH SOLE 418700 233700 Amerigroup Corp com 03073T102 307 12900 SH SOLE 8600 4300 Arena Resources, Inc. com 040049108 8693 149600 SH SOLE 92600 57000 Astronics Corp com 046433108 4384 137500 SH SOLE 88200 49300 Atheros Communications com 04743p108 35539 1152357 SH SOLE 494400 657957 Aviza Technology Inc. com 05381A105 1741 296600 SH SOLE 189100 107500 Aware, Inc. com 05453N100 630 116700 SH SOLE 75900 40800 BE Aerospace com 073302101 2602 63000 SH SOLE 55800 7200 Baidu Inc. Spon ADR com 056752108 35384 210642 SH SOLE 159212 51430 Bidz.Com, Inc. com 08883T200 2483 306600 SH SOLE 196500 110100 BigBand Networks, Inc. com 089750509 6857 523000 SH SOLE 283100 239900 Bitstream, Inc. com 091736108 1546 223700 SH SOLE 142700 81000 Blackboard com 091935502 5172 122800 SH SOLE 66800 56000 Bovie Medical Corp com 10211F100 126 21000 SH SOLE 13700 7300 Brush Engineered Materials com 117421107 6549 155960 SH SOLE 83100 72860 CRM Holdings Ltd. com G2554P103 2819 368500 SH SOLE 234900 133600 CTRIP Com Int'l Ltd ADR com 22943f100 8083 102800 SH SOLE 100500 2300 Carrizo Oil & Company, Inc. com 144577103 19098 460527 SH SOLE 241876 218651 Cellpoint, Inc. com 15115e109 0 11875 SH SOLE 11875 Central European Distribution com 153435102 20958 605359 SH SOLE 309201 296158 Century Casinos Inc. com 156492100 2712 301722 SH SOLE 193222 108500 Ceradyne, Inc. com 156710105 14588 197241 SH SOLE 104682 92559 Ceragon Networks ADR com m22013102 6037 526300 SH SOLE 370000 156300 Chipotle Mexican Grill com 169656105 1237 14500 SH SOLE 12300 2200 Ciena Corporation com 171779309 513 14200 SH SOLE 9500 4700 Cisco Systems, Inc. com 17275r102 299 10752 SH SOLE 10752 Citi Trends, Inc. com 17306x102 14278 376138 SH SOLE 202287 173851 Clicksoftware Technologies Ltd com M25082104 4917 1300800 SH SOLE 834200 466600 ComScore Inc. com 20564W105 1389 60000 SH SOLE 36700 23300 Commtouch Software Ltd. com M25596103 966 513700 SH SOLE 484200 29500 Comtech Group, Inc. com 205821200 8555 518200 SH SOLE 507100 11100 Concur Technologies com 206708109 16228 710218 SH SOLE 378625 331593 Cubist Pharmaceutica com 229678107 363 18400 SH SOLE 12400 6000 Cybersource Corp com 23251J106 6298 522256 SH SOLE 305647 216609 Cynosure Inc. com 232577205 15955 437953 SH SOLE 247800 190153 DIVX com 255413106 7994 532961 SH SOLE 286811 246150 DXP Enterprises, Inc. com 233377407 2261 52900 SH SOLE 33800 19100 Dealertrack Holdings com 242309102 20607 559356 SH SOLE 300422 258934 Desarrolladora Homex ADR com 25030w100 12294 202898 SH SOLE 104785 98113 Double-Take Software com 258598101 9818 598290 SH SOLE 368100 230190 Dril Quip Inc com 262037104 9210 204898 SH SOLE 111376 93522 Dynamic Materials Corp. com 267888105 14310 381599 SH SOLE 216066 165533 Edgewater Tech com 280358102 1970 250000 SH SOLE 154200 95800 Edo Corp com 281347104 21352 649600 SH SOLE 252400 397200 Ehealth Inc. com 28238P109 6225 326100 SH SOLE 183800 142300 Euronet Worldwide, Inc. com 298736109 423 14500 SH SOLE 9700 4800 Exlservice Holdings com 302081104 13422 716200 SH SOLE 415900 300300 Falconstor Software com 306137100 14055 1332213 SH SOLE 720751 611462 Fei Co. com 30241L109 11390 350897 SH SOLE 190497 160400 Flir Systems, Inc. com 302445101 296 6400 SH SOLE 4300 2100 Flotek Inds Inc. com 343389102 15067 251331 SH SOLE 143400 107931 Focus Media Hldg Ltd ADR com 34415V109 88262 1747753 SH SOLE 1276388 471365 Force Protection Inc. com 345203202 1572 76150 SH SOLE 65900 10250 Formfactor Inc com 346375108 4653 121500 SH SOLE 4500 117000 Fuel Tech Inc com 359523107 15685 457967 SH SOLE 279973 177994 G-Market Inc ADR com 38012G100 14368 739451 SH SOLE 468300 271151 GMX Resources Inc com 38011M108 8572 247745 SH SOLE 159903 87842 GSE Systems com 36227K106 2220 336300 SH SOLE 221300 115000 GameStop Corp. com 36467W109 2018 51600 SH SOLE 46100 5500 General Electric Co. com 369604103 583 15228 SH SOLE 15228 Geokinetics Inc. com 372910307 3379 108900 SH SOLE 69900 39000 Gigamedia Ltd Ord com y2711y104 5625 417300 SH SOLE 408900 8400 Golden Eagle Minerals, Inc. com 380961102 0 10000 SH SOLE 10000 Health Grades Inc com 42218q102 1670 256500 SH SOLE 164800 91700 Healthextras, Inc. com 422211102 19326 653362 SH SOLE 359462 293900 Healthways, Inc. com 422245100 9625 203191 SH SOLE 107417 95774 Heely's Inc com 42279M107 17952 694200 SH SOLE 299200 395000 Hercules Offshore com 427093109 11927 368344 SH SOLE 199814 168530 Hologic Inc com 436440101 2334 42200 SH SOLE 35000 7200 Home Inns & Hotels Mgmt com 43713W107 7624 236700 SH SOLE 232000 4700 Hurco Companies, Inc. com 447324104 2023 40473 SH SOLE 25917 14556 ICF International Inc. com 44925C103 3074 152800 SH SOLE 98200 54600 INX Inc. com 46185W109 1156 128400 SH SOLE 82000 46400 IPG Photonics Corp com 44980X109 9556 479000 SH SOLE 261800 217200 Icon Plc Corp ADR com 45103T107 525 12000 SH SOLE 8000 4000 Iconix Brand Group, Inc. com 451055107 14042 631955 SH SOLE 339250 292705 Illumina Inc com 452327109 14436 355647 SH SOLE 105727 249920 InVentiv Health Inc com 46122E105 5097 139233 SH SOLE 74692 64541 Innerworkings, Inc. com 45773Y105 24082 1503250 SH SOLE 735300 767950 Intel Corporation com 458140100 370 15570 SH SOLE 15570 Interactive Intelligence Inc. com 45839M103 5385 261387 SH SOLE 142300 119087 Internet Gold Golden Lines Ltd com M56595107 2625 212900 SH SOLE 149000 63900 Intuitive Surgical, Inc. com 46120e602 6433 46356 SH SOLE 3280 43076 J2 Global Communications, Inc. com 46626E205 291 8351 SH SOLE 5630 2721 Jamba Inc com 47023a101 2846 311400 SH SOLE 200200 111200 K-Tron International, Inc. com 482730108 1247 12300 SH SOLE 7400 4900 KMG Chemicals, Inc. com 482564101 3661 138500 SH SOLE 88900 49600 Kadant Inc. com 48282T104 3157 101200 SH SOLE 55200 46000 Kenexa Corporation com 488879107 35744 947855 SH SOLE 558113 389742 Knot, Inc. com 499184109 8203 406300 SH SOLE 220100 186200 Kyphon Inc com 501577100 15734 326776 SH SOLE 175609 151167 LHC Group Inc. com 50187a107 9524 363500 SH SOLE 197100 166400 LSB Industries, Inc com 502160104 3902 182500 SH SOLE 115100 67400 Life Time Fitness, Inc. com 53217r207 447 8400 SH SOLE 5600 2800 Lifecell Corp. com 531927101 5232 171300 SH SOLE 92800 78500 Liquidity Services, Inc. com 53635B107 9953 530000 SH SOLE 287400 242600 Loopnet, Inc. com 543524300 11509 493300 SH SOLE 266900 226400 MFRI Inc com 552721102 3776 134900 SH SOLE 87100 47800 Medicines Co com 584688105 250 14200 SH SOLE 9500 4700 Mellanox Technologies Ltd. com M51363113 7981 385200 SH SOLE 202800 182400 Memc Electronic Materials, Inc com 552715104 259 4230 SH SOLE 4230 Metretek Tech, Inc. com 59159q107 3313 214600 SH SOLE 134000 80600 Microsoft Corp. com 594918104 512 17360 SH SOLE 17360 Mindray Medical Intl com 602675100 16367 536100 SH SOLE 525200 10900 NASDAQ Stk Mkt com 631103108 247 8300 SH SOLE 5500 2800 NVE Corp. com 629445206 6643 188710 SH SOLE 124410 64300 Natus Med Inc com 639050103 5169 324717 SH SOLE 191717 133000 Neustar Inc. Class A com 64126x201 389 13425 SH SOLE 8900 4525 New Oriental Education com 647581107 8821 164200 SH SOLE 160600 3600 Nighthawk Radiology Holdings, com 65411n105 10050 556804 SH SOLE 290804 266000 Novatel Wireless, Inc. com 66987M604 40138 1542579 SH SOLE 715860 826719 Nuance Communications, Inc. com 67020y100 1002 59900 SH SOLE 39900 20000 Numerex Corp. com 67053A102 4031 353600 SH SOLE 225400 128200 Nutrisystem Inc com 67069d108 13356 191217 SH SOLE 68316 122901 Obagi Medical Products, Inc com 67423R108 12602 711190 SH SOLE 375600 335590 Oceaneering Int'l Inc. com 675232102 6448 122500 SH SOLE 6900 115600 Omnicell, Inc. com 68213N109 8738 420500 SH SOLE 227700 192800 Omrix Pharmaceuticals com 681989109 29127 925858 SH SOLE 398803 527055 Oplink Communications, Inc. com 68375Q403 14755 983689 SH SOLE 544473 439216 Opnext Inc. com 68375V105 9175 693000 SH SOLE 377800 315200 Opsware Inc com 68383a101 10173 1069692 SH SOLE 574600 495092 Optionable Inc com 684006109 150 356700 SH SOLE 229400 127300 Optium Corporation com 68402T107 5614 443824 SH SOLE 236954 206870 Perficient Inc. com 71375U101 25437 1228859 SH SOLE 682756 546103 Pinnacle Financial Partners In com 72346Q104 4539 154600 SH SOLE 83600 71000 Rainmaker Systems, Inc com 750875304 2699 379641 SH SOLE 243447 136194 Riverbed Technology, Inc. com 768573107 7980 182100 SH SOLE 42800 139300 Rochester Medical com 771497104 6615 440380 SH SOLE 241684 198696 Rrsat Global Communications com M8183P102 3375 169020 SH SOLE 127100 41920 SIRF Technology Hldgs com 82967h101 1033 49800 SH SOLE 45500 4300 SXC Health Solutions Corp. com 78505P100 14123 490877 SH SOLE 261646 229231 Saba Software Inc com 784932600 3931 766281 SH SOLE 411890 354391 Salix Pharmaceuticals, Ltd. com 795435106 8690 706535 SH SOLE 365480 341055 Sani Tech Industry Inc. com 801017104 0 11000 SH SOLE 11000 Sciele Pharmaceutical com 808627103 11091 470764 SH SOLE 256115 214649 Sierra Wireless, Inc. com 826516106 25610 1028908 SH SOLE 552790 476118 Sigma Designs, Inc. com 826565103 25091 961710 SH SOLE 540838 420872 Silicom Ltd. com m84116108 4800 238700 SH SOLE 158600 80100 Silicon Motion Techn ADR com 82706C108 8679 349548 SH SOLE 342548 7000 Silver State Bancorp com 828251108 2569 111750 SH SOLE 71750 40000 Simtek Corp. com 829204304 780 149400 SH SOLE 96408 52992 Simulations Plus Inc. com 829214105 2794 304315 SH SOLE 195215 109100 Sirenza Microdevices com 82966T106 6346 534630 SH SOLE 299166 235464 Smith Micro Software, Inc. com 832154108 10738 713040 SH SOLE 416000 297040 Somanetics Corp. com 834445405 4872 266075 SH SOLE 193272 72803 Sonic Foundry Inc. com 83545R108 357 161500 SH SOLE 103500 58000 Sonus Networks com 835916107 527 61900 SH SOLE 41400 20500 SourceForge Inc. com 83616W101 3455 818700 SH SOLE 520200 298500 Sourcefire, Inc. com 83616T108 8837 631700 SH SOLE 342100 289600 Span-America Medical Sys Inc. com 846396109 1410 55600 SH SOLE 35600 20000 Spartan Motors, Inc. com 846819100 9479 556950 SH SOLE 304950 252000 Srs Labs, Inc. com 78464M106 2840 291300 SH SOLE 185800 105500 Standard & Poor's Depository R com 78462f103 271 1800 SH SOLE 1800 Sumtotal Sys Inc. com 866615107 2842 362000 SH SOLE 229900 132100 Sunopta, Inc. com 8676EP108 4588 411500 SH SOLE 224000 187500 Suntech Power Holding Adr com 86800c104 14774 405100 SH SOLE 392400 12700 Synaptics, Inc. com 87157D109 21696 606200 SH SOLE 330900 275300 Synchronoss Technologies Inc. com 87157B103 11306 385337 SH SOLE 206300 179037 T 3 Energy Services, Inc. com 87306E107 5717 170900 SH SOLE 120600 50300 Techwell, Inc. com 87874D101 2613 199500 SH SOLE 128200 71300 Tesco Corp. com 88157K101 221 7000 SH SOLE 4700 2300 Tessera Technologies, Inc. com 88164L100 33528 826836 SH SOLE 376988 449848 Texas Roadhouse com 882681109 339 26500 SH SOLE 17700 8800 Thestreet.com, Inc. com 88368Q103 3526 324100 SH SOLE 206700 117400 Thomas Group, Inc. com 884402108 1346 128100 SH SOLE 82000 46100 Tongjitang Chinese Medic ADR com 89025E103 7309 649700 SH SOLE 630500 19200 Transcend Services, Inc. com 893929208 2548 134600 SH SOLE 86600 48000 Trident Microsystems com 895919108 14470 788535 SH SOLE 409288 379247 Trina Solar Limited com 89628e104 17277 335800 SH SOLE 329800 6000 Trio Technology International com 896712205 946 47400 SH SOLE 30000 17400 US Home Systems, Inc. com 90335C100 2266 227700 SH SOLE 146300 81400 Unica Corp. com 904583101 2460 149100 SH SOLE 95500 53600 Valueclick, Inc. com 92046N102 25829 876761 SH SOLE 504454 372307 Vasco Data Sec com 92230Y104 43853 1926745 SH SOLE 1094090 832655 Versar Inc. com 925297103 1310 154900 SH SOLE 99400 55500 Vicon Industries, Inc. com 925811101 1352 132300 SH SOLE 85000 47300 Visicu, Inc com 92831L204 2911 318194 SH SOLE 203494 114700 Visual Sciences Inc. com 92845H108 1965 127000 SH SOLE 81300 45700 Vital Images, Inc. com 92846N104 11775 433530 SH SOLE 253035 180495 Vocus,Inc. com 92858J108 6162 245400 SH SOLE 157500 87900 Volcom Inc com 92864n101 24609 490897 SH SOLE 194854 296043 Walgreen Company com 931422109 379 8700 SH SOLE 8700 Wellcare Health Plans com 94946t106 11197 123713 SH SOLE 37068 86645 Zoltek Companies Inc. com 98975W104 18029 434129 SH SOLE 229717 204412 Zumiez Inc. com 989817101 13799 365242 SH SOLE 195000 170242 aQuantive, Inc. com 03839G105 30854 483600 SH SOLE 231535 252065
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