| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | ROYCE & ASSOCIATES, LLC | 3,233,772 | 6.61 | $5,626,763 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 2,831,317 | 5.78 | $4,926,491 | 30-Sep-09 | | TCW GROUP, INC. (THE) | 2,468,241 | 5.04 | $4,294,739 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 2,037,000 | 4.16 | $3,544,380 | 30-Sep-09 | | ICM ASSET MANAGEMENT, INC. | 2,000,820 | 4.09 | $3,481,426 | 30-Sep-09 | | GOLDMAN CAPITAL MANAGEMENT, INC. | 5,459,900 | 11.16 | $9,500,226 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 975,713 | 1.99 | $1,697,740 | 30-Sep-09 | | PACIFIC EDGE INVESTMENT MANAGEMENT, LLC | 536,311 | 1.10 | $311,060 | 31-Mar-09 | | PERKINS CAPITAL MANAGEMENT, INC. | 429,169 | .88 | $746,754 | 30-Sep-09 | | POTOMAC CAPITAL MANAGEMENT, INC. | 399,626 | .82 | $695,349 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | ROYCE OPPORTUNITY FUND | 2,236,461 | 4.57 | $1,766,804 | 30-Jun-09 | | MARSHALL SMALL-CAP GROWTH FUND | 986,200 | 2.01 | $1,794,884 | 31-Oct-09 | | DFA U.S. SMALL CAP SERIES | 866,568 | 1.77 | $675,923 | 30-Apr-09 | | DFA U.S. SMALL CAP VALUE SERIES | 526,584 | 1.08 | $410,735 | 30-Apr-09 | | DFA U.S. MICRO CAP SERIES | 415,566 | .85 | $324,141 | 30-Apr-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 226,620 | .46 | $179,029 | 30-Jun-09 | | TCW Relative Value Small Cap Fund | 86,250 | .18 | $70,725 | 31-Jul-09 | | Principal Small Cap Value Fd II | 56,700 | .12 | $44,793 | 30-Jun-09 | | DFA Tax Managed U.S. Targeted Value Port | 43,040 | .09 | $35,292 | 31-Jul-09 | | DFA U.S. Core Equity 2 Portfolio | 32,106 | .07 | $25,042 | 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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