| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | DIKER MANAGEMENT, LLC | 1,259,077 | 9.73 | $4,532,677 | 30-Sep-09 | | WELLINGTON MANAGEMENT COMPANY, LLP | 657,873 | 5.09 | $2,368,342 | 30-Sep-09 | | WHITE PINE CAPITAL, LLC | 402,500 | 3.11 | $1,449,000 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 347,398 | 2.69 | $1,250,632 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 332,953 | 2.57 | $1,198,630 | 30-Sep-09 | | AXA | 311,888 | 2.41 | $1,122,796 | 30-Sep-09 | | PERKINS CAPITAL MANAGEMENT, INC. | 303,040 | 2.34 | $1,090,944 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 266,507 | 2.06 | $959,425 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 205,700 | 1.59 | $740,520 | 30-Sep-09 | | CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM) | 114,700 | .89 | $487,475 | 30-Jun-09 |
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| Holder | Shares | % Out | Value* | Reported | | SATUIT CAPITAL MICRO CAP FUND | 196,400 | 1.52 | $599,020 | 31-Jul-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 166,469 | 1.29 | $707,493 | 30-Jun-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 156,985 | 1.21 | $667,186 | 30-Jun-09 | | VANGUARD EXPLORER FUND, INC. | 97,063 | .75 | $296,042 | 31-Jul-09 | | DFA U.S. SMALL CAP VALUE SERIES | 63,365 | .49 | $212,272 | 30-Apr-09 | | DFA U.S. MICRO CAP SERIES | 49,000 | .38 | $164,150 | 30-Apr-09 | | DFA U.S. SMALL CAP SERIES | 21,600 | .17 | $72,360 | 30-Apr-09 | | DFA TAX-MANAGED U.S. SMALL CAP PORTFOLIO | 20,260 | .16 | $61,793 | 31-Jul-09 | | CLEARWATER SMALL CAP FUND | 18,377 | .14 | $78,102 | 30-Jun-09 | | DFA U.S. Targeted Value Portfolio | 18,335 | .14 | $61,422 | 30-Apr-09 |
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Value shown is computed using the security's price on the report date given.
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