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) 360

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

Sector Weighting

Basic Materials 0.07%
Capital Goods 4.44%
Conglomerates
Consumer Cyclical 6.22%
Consumer/Non-Cyclical 0.23%
Energy 4.1%
Financial 10.38%
Healthcare 18.64%
Services 14.41%
Technology 30.1%
Transportation
Utilities

17 New Positions as of 12/31/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
DIPLOMAT PHARMACY INC COM 10,437 10,437 New 331,006
MIMEDX GROUP INC COM 6,180 6,180 New 602,900
CHINA BIOLOGIC PRODS INC COM 3,900 3,900 New 50,000
RUBICON PROJ INC COM 2,251 2,251 New 117,100
PLANAR SYS INC COM 1,533 1,533 New 254,220
NOAH HLDGS LTD SPONSORED ADS 1,244 1,244 New 53,500
PAYCOM SOFTWARE INC COM 1,240 1,240 New 38,900
ANI PHARMACEUTICALS INC COM 1,189 1,189 New 16,800
IROBOT CORP COM 733 733 New 21,900
NV5 HLDGS INC COM 564 564 New 41,900
VASCO DATA SEC INTL INC COM 510 510 New 21,861
AAC HLDGS INC COM 504 504 New 14,700
LIFELOCK INC COM 455 455 New 33,200
TREX CO INC COM 237 237 New 4,700
HEALTH INS INNOVATIONS INC COM CL A 234 234 New 32,300
WIRELESS TELECOM GROUP INC COM 88 88 New 28,334
CARTESIAN INC COM 70 70 New 18,000