OBERWEIS ASSET MANAGEMENT INC/ Information

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

Report Date: 03/31/2015

Position Statistics

Total Positions 206
New Positions 79
Increased Positions 98
Decreased Positions 98
Positions with Activity 196
Sold Out Positions 39
Total Mkt Value (in $ millions) 389

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

Sector Weighting

Basic Materials 0.15%
Capital Goods 4.58%
Conglomerates 0.12%
Consumer Cyclical 7.73%
Consumer/Non-Cyclical 5.08%
Energy 1.22%
Financial 8.63%
Healthcare 23.94%
Services 13.63%
Technology 21.79%
Transportation 0.48%
Utilities

206 Positions as of 03/31/2015

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
MAXIMUS INC COM 682 -1,999 (74.56) 10,000
SPS COMM INC COM 664 664 New 9,200
VASCULAR SOLUTIONS INC COM 658 -134 (16.91) 17,686
CALLON PETE CO DEL COM 633 -248 (28.13) 96,850
8X8 INC NEW COM 623 -5,452 (89.74) 71,560
EXPRESS INC COM 619 619 New 32,500
SMITH A O COM 618 618 New 8,600
LENDINGTREE INC NEW COM 614 614 New 7,400
HEADWATERS INC COM 608 608 New 32,000
FIRST NBC BK HLDG CO COM 596 596 New 15,600
TEAM HEALTH HOLDINGS INC COM 593 593 New 8,800
IMAX CORP COM 580 580 New 15,500
TREX CO INC COM 576 363 170.21 12,700
AMSURG CORP COM 567 567 New 7,900
AAC HLDGS INC COM 559 New 14,700
PHIBRO ANIMAL HEALTH CORP CL A COM 558 558 New 14,200
PRIVATEBANCORP INC COM 546 546 New 13,200
OXFORD INDS INC COM 546 546 New 6,500
ATRICURE INC COM 545 -511 (48.42) 19,600
CHARLES RIV LABS INTL INC COM 528 528 New 6,800


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