| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | FMR LLC | 8,087,330 | 9.04 | $182,611,911 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 5,711,932 | 6.39 | $128,975,424 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 3,433,094 | 3.84 | $77,519,262 | 30-Sep-09 | | ALGER (FRED) MANAGEMENT INC | 2,763,467 | 3.09 | $62,399,084 | 30-Sep-09 | | STATE STREET CORPORATION | 2,712,169 | 3.03 | $61,240,776 | 30-Sep-09 | | TIMES SQUARE CAPITAL MANAGEMENT | 2,700,165 | 3.02 | $60,969,725 | 30-Sep-09 | | WESTFIELD CAPITAL MANAGEMENT COMPANY | 2,462,477 | 2.75 | $55,602,730 | 30-Sep-09 | | Bank of New York Mellon Corporation | 2,397,530 | 2.68 | $54,136,227 | 30-Sep-09 | | SYSTEMATIC FINANCIAL MANAGEMENT, L.P. | 1,933,480 | 2.16 | $43,657,978 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 9,628,600 | 10.76 | $217,413,788 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | COLUMBIA ACORN FD | 6,700,000 | 7.49 | $115,173,000 | 30-Jun-09 | | FIDELITY CONTRAFUND INC | 2,029,800 | 2.27 | $45,832,884 | 30-Sep-09 | | VANGUARD EXPLORER FUND, INC. | 1,632,789 | 1.83 | $30,026,989 | 31-Jul-09 | | ISHARES RUSSELL 2000 INDEX FD | 1,280,769 | 1.43 | $28,919,764 | 30-Sep-09 | | COLUMBIA ACORN USA FD | 1,093,000 | 1.22 | $18,788,670 | 30-Jun-09 | | VANGUARD SMALL-CAP INDEX FUND | 1,063,493 | 1.19 | $18,281,444 | 30-Jun-09 | | FIDELITY BLUE CHIP GROWTH FUND | 1,008,400 | 1.13 | $22,769,672 | 30-Sep-09 | | Wanger Advisor Trust-Wanger USA, Variable Series | 939,000 | 1.05 | $16,141,410 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 812,553 | .91 | $13,967,786 | 30-Jun-09 | | FIDELITY INDEPENDENCE FUND | 800,000 | .89 | $18,064,000 | 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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