| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Allianz Global Investors of America L.P. | 995,552 | 4.65 | $3,773,142 | 30-Sep-09 | | Perimeter Capital Partners LLC | 881,167 | 4.11 | $3,339,622 | 30-Sep-09 | | Wealthtrust Axiom, LLC | 864,924 | 4.04 | $3,278,061 | 30-Sep-09 | | KENNEDY CAPITAL MANAGEMENT, INC. | 727,922 | 3.40 | $2,758,824 | 30-Sep-09 | | PERKINS CAPITAL MANAGEMENT, INC. | 573,952 | 2.68 | $2,175,278 | 30-Sep-09 | | ALBION FINANCIAL GROUP | 546,052 | 2.55 | $2,069,537 | 30-Sep-09 | | POTOMAC CAPITAL MANAGEMENT, INC. | 465,979 | 2.17 | $1,766,060 | 30-Sep-09 | | PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | 2,420,748 | 11.30 | $9,174,634 | 30-Sep-09 | | WHITE PINE CAPITAL, LLC | 327,650 | 1.53 | $1,241,793 | 30-Sep-09 | | RK Capital Management, LLC | 242,600 | 1.13 | $919,454 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | Allianz Fds-OCC Opportunity Fd | 363,720 | 1.70 | $1,196,638 | 31-Aug-09 | | Advisors Inner Circle Fd II-Perimeter Small Cap Growth Fund | 277,968 | 1.30 | $853,361 | 31-Jul-09 | | Allianz VIP Tr-OCC Opportunity Fd | 216,477 | 1.01 | $530,368 | 30-Jun-09 | | Transamerica Partners Fd-Small Growth Port | 170,513 | .80 | $417,756 | 30-Jun-09 | | SEI INSTITUTIONAL INVESTMENT TR-SMALL CAP FUND | 164,821 | .77 | $364,254 | 31-May-09 | | BRAZOS MICRO CAP PORTFOLIO | 157,500 | .74 | $596,925 | 30-Sep-09 | | Robeco Inv fds-Robeco Boston Partners Long/Short Equity Fd | 157,425 | .73 | $517,928 | 31-Aug-09 | | PENN SERIES FUNDS, INC.-SMALL CAP GROWTH FUND | 122,225 | .57 | $299,451 | 30-Jun-09 | | ROCHDALE MID/SMALL GROWTH PORTFOLIO | 120,000 | .56 | $454,800 | 30-Sep-09 | | SEI INSTITUTIONAL MANAGED TR-SMALL CAP GROWTH FUND | 105,746 | .49 | $259,077 | 30-Jun-09 |
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Value shown is computed using the security's price on the report date given.
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