| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | MARXE, AUSTIN W. & GREENHOUSE, DAVID M. | 603,086 | 6.24 | $1,266,480 | 30-Sep-09 | | OBERWEIS ASSET MANAGEMENT INC. | 308,300 | 3.19 | $647,430 | 30-Sep-09 | | PA COMMONWEALTH OF PUBLIC SCHOOL EMPLOYEES RETIREMENT SY | 75,373 | .78 | $158,283 | 30-Sep-09 | | PERKINS CAPITAL MANAGEMENT, INC. | 44,000 | .46 | $92,400 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 33,188 | .34 | $69,694 | 30-Sep-09 | | RIMA MANAGEMENT LLC | 26,789 | .28 | $56,256 | 30-Sep-09 | | WELLS FARGO & COMPANY | 10,900 | .11 | $22,890 | 30-Sep-09 | | CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM) | 7,600 | .08 | $15,960 | 30-Sep-09 | | UBS AG | 174 | .00 | $365 | 30-Sep-09 |
|
| Holder | Shares | % Out | Value* | Reported | | OBERWEIS MICRO-CAP PORTFOLIO | 43,300 | .45 | $90,930 | 30-Sep-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 33,188 | .34 | $78,323 | 30-Jun-09 | | Meyers Capital Inv Tr-Meyers Capital Aggressive Growth Fd | 17,000 | .18 | $31,450 | 31-Aug-09 | | Frontier MicroCap Fund | 200 | .00 | $472 | 30-Jun-09 |
|
|
*
|
Value shown is computed using the security's price on the report date given.
|
|