OBERWEIS ASSET MANAGEMENT INC/ Information

3333 WARRENVILLE ROAD, LISLE, Illinois, 60532, (630) 577-2300

Report Date: 12/31/2014

Position Statistics

Total Positions 149
New Positions 17
Increased Positions 44
Decreased Positions 81
Positions with Activity 125
Sold Out Positions 22
Total Mkt Value (in $ millions) 381

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Sector Weighting

Basic Materials 0.06%
Capital Goods 4.34%
Conglomerates
Consumer Cyclical 6.35%
Consumer/Non-Cyclical 0.24%
Energy 4.17%
Financial 9.92%
Healthcare 18.88%
Services 14.82%
Technology 29.92%
Transportation
Utilities

125 Activity Positions as of 12/31/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
ICON PLC SHS 27,288 -5,898 (17.77) 395,600
VIPSHOP HLDGS LTD SPONSORED ADR 19,807 -264 (1.32) 685,380
SYNAPTICS INC COM 13,989 -851 (5.73) 158,506
LIGAND PHARMACEUTICALS INC COM NEW 13,941 -511 (3.54) 162,387
GENTHERM INC COM 13,250 -538 (3.9) 262,381
CHINA MOBILE GAMES & ENTMT GRP SPONSORED ADR 11,925 -2,075 (14.82) 580,012
DIPLOMAT PHARMACY INC COM 11,363 11,363 New 331,006
21VIANET GROUP INC SPONSORED ADR 10,850 -1,752 (13.9) 530,059
FINANCIAL ENGINES INC COM 10,534 3,047 40.70 255,918
G-III APPAREL GROUP LTD COM 10,159 -1,566 (13.36) 87,524
LOGMEIN INC COM 10,004 -582 (5.5) 176,590
METHODE ELECTRS INC COM 9,794 -3,416 (25.86) 223,873
CARDIOVASCULAR SYS INC DEL COM 9,626 -623 (6.08) 249,436
SKECHERS U S A INC CL A 8,884 -1,161 (11.56) 120,853
ASTRONICS CORP COM 8,728 -203 (2.27) 119,348
TARENA INTL INC ADR 8,690 2,035 30.57 711,704
BONANZA CREEK ENERGY INC COM 8,660 4,104 90.08 321,207
SYNCHRONOSS TECHNOLOGIES INC COM 8,518 -462 (5.15) 172,455
BOFI HLDG INC COM 8,493 -207 (2.38) 96,318
CALLIDUS SOFTWARE INC COM 7,624 -260 (3.29) 581,109


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