| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Marathon Capital Management | 928,974 | 3.42 | $2,350,304 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 700,866 | 2.58 | $1,773,190 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 657,344 | 2.42 | $1,663,080 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 655,964 | 2.41 | $1,659,588 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 628,300 | 2.31 | $1,589,599 | 30-Sep-09 | | ARTIS CAPITAL MANAGEMENT, LLC | 560,500 | 2.06 | $1,418,065 | 30-Sep-09 | | Camden Partners Holdings, LLC | 315,309 | 1.16 | $797,731 | 30-Sep-09 | | AMERICAN INTERNATIONAL GROUP, INC | 297,500 | 1.10 | $752,675 | 30-Sep-09 | | PERKINS CAPITAL MANAGEMENT, INC. | 249,362 | .92 | $630,885 | 30-Sep-09 | | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 180,000 | .66 | $455,400 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | BRIDGEWAY FDS INC-ULTRA SMALL COMPANY MARKET FD | 410,000 | 1.51 | $467,400 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 332,320 | 1.22 | $378,844 | 30-Jun-09 | | BRAZOS MICRO CAP PORTFOLIO | 297,500 | 1.10 | $752,675 | 30-Sep-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 255,996 | .94 | $291,835 | 30-Jun-09 | | DFA U.S. MICRO CAP SERIES | 232,136 | .85 | $290,170 | 30-Apr-09 | | PERRITT EMERGING OPPORTUNITIES FUND | 150,000 | .55 | $379,500 | 30-Sep-09 | | DFA U.S. SMALL CAP SERIES | 63,900 | .24 | $79,875 | 30-Apr-09 | | DFA TAX-MANAGED U.S. SMALL CAP PORTFOLIO | 30,026 | .11 | $35,730 | 31-Jul-09 | | VANGUARD BALANCED INDEX FUND | 20,730 | .08 | $23,632 | 30-Jun-09 | | DFA U.S. Core Equity 2 Portfolio | 15,923 | .06 | $19,903 | 30-Apr-09 |
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*
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Value shown is computed using the security's price on the report date given.
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