| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | RENAISSANCE TECHNOLOGIES, LLC | 741,700 | 5.61 | $1,527,902 | 30-Sep-09 | | ROYCE & ASSOCIATES, LLC | 669,500 | 5.06 | $1,379,170 | 30-Sep-09 | | WELLS FARGO & COMPANY | 376,554 | 2.85 | $775,701 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 283,673 | 2.14 | $584,366 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 273,396 | 2.07 | $563,195 | 30-Sep-09 | | Glenhill Advisors LLC | 1,720,000 | 13.00 | $3,543,200 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 260,294 | 1.97 | $536,205 | 30-Sep-09 | | STIFEL, NICOLAUS & COMPANY, INC. | 200,025 | 1.51 | $412,051 | 30-Sep-09 | | BRIDGEWAY CAPITAL MANAGEMENT, INC. | 168,200 | 1.27 | $346,492 | 30-Sep-09 | | ARTIS CAPITAL MANAGEMENT, LLC | 154,200 | 1.17 | $317,652 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | ROYCE MICRO-CAP FUND | 266,200 | 2.01 | $585,640 | 30-Jun-09 | | ROYCE MICRO CAP TRUST | 228,500 | 1.73 | $502,700 | 30-Jun-09 | | ROYCE CAPITAL FUND-MICRO-CAP PORTFOLIO | 174,800 | 1.32 | $384,560 | 30-Jun-09 | | EVERGREEN HEALTH CARE FUND | 171,469 | 1.30 | $317,217 | 31-Jul-09 | | DFA U.S. SMALL CAP VALUE SERIES | 158,237 | 1.20 | $139,248 | 30-Apr-09 | | BRIDGEWAY FDS INC-ULTRA SMALL COMPANY MARKET FD | 139,645 | 1.06 | $307,219 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 133,618 | 1.01 | $293,959 | 30-Jun-09 | | ING INV TR-ING/EVERGREEN HEALTH SCIENCES PORTFOLIO | 133,543 | 1.01 | $293,794 | 30-Jun-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 93,075 | .70 | $204,765 | 30-Jun-09 | | Transamerica Evergreen Health Care Port | 38,152 | .29 | $70,581 | 31-Jul-09 |
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Value shown is computed using the security's price on the report date given.
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