| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | SELDIN, PETER, K. | 2,764,099 | 8.90 | $67,692,784 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 2,492,250 | 8.02 | $61,035,202 | 30-Sep-09 | | NEXT CENTURY GROWTH INVESTORS LLC | 2,253,421 | 7.25 | $55,186,280 | 30-Sep-09 | | NEUBERGER BERMAN GROUP, LLC | 1,932,327 | 6.22 | $47,322,688 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,469,953 | 4.73 | $35,999,148 | 30-Sep-09 | | KEELEY ASSET MANAGEMENT CORP. | 1,140,000 | 3.67 | $27,918,600 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,118,177 | 3.60 | $27,384,154 | 30-Sep-09 | | WADDELL & REED FINANCIAL INC. | 958,300 | 3.08 | $23,468,767 | 30-Sep-09 | | MORGAN STANLEY | 885,350 | 2.85 | $21,682,221 | 30-Sep-09 | | Invesco Ltd. | 833,572 | 2.68 | $20,414,178 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | NEUBERGER & BERMAN GENESIS FUND | 1,681,227 | 5.41 | $41,173,249 | 30-Sep-09 | | COLUMBIA ACORN FD | 1,400,000 | 4.51 | $24,010,000 | 30-Jun-09 | | RAINIER SMALL/MIDCAP EQUITY PORTFOLIO | 1,284,920 | 4.14 | $22,036,378 | 30-Jun-09 | | KEELEY SMALL CAP VALUE FUND, INC. | 1,140,000 | 3.67 | $27,918,600 | 30-Sep-09 | | Wanger Advisor Trust-Wanger USA, Variable Series | 570,000 | 1.83 | $9,775,500 | 30-Jun-09 | | COLUMBIA ACORN USA FD | 485,000 | 1.56 | $8,317,750 | 30-Jun-09 | | MORGAN STANLEY INST FD INC-SMALL COMPANY GROWTH PORT | 433,387 | 1.39 | $7,432,587 | 30-Jun-09 | | STRATTON SMALL-CAP VALUE FUND | 410,000 | 1.32 | $7,031,500 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 409,869 | 1.32 | $10,037,691 | 30-Sep-09 | | AIM SMALL CAP GROWTH FUND | 405,996 | 1.31 | $9,942,842 | 30-Sep-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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