| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | WESTFIELD CAPITAL MANAGEMENT COMPANY | 6,055,167 | 6.35 | $58,129,603 | 30-Sep-09 | | Capital World Investors | 5,850,000 | 6.13 | $56,160,000 | 30-Sep-09 | | BAMCO INC. | 4,174,400 | 4.38 | $40,074,240 | 30-Sep-09 | | TIMES SQUARE CAPITAL MANAGEMENT | 4,103,750 | 4.30 | $39,396,000 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 3,997,150 | 4.19 | $38,372,640 | 30-Sep-09 | | CRAMER ROSENTHAL McGLYNN LLC/ADV | 3,470,750 | 3.64 | $33,319,200 | 30-Sep-09 | | ALGER (FRED) MANAGEMENT INC | 3,324,094 | 3.49 | $31,911,302 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 21,127,250 | 22.15 | $202,821,600 | 30-Sep-09 | | Bank of New York Mellon Corporation | 2,545,508 | 2.67 | $24,436,876 | 30-Sep-09 | | WELLS FARGO & COMPANY | 10,035,310 | 10.52 | $96,338,976 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | COLUMBIA ACORN FD | 9,500,000 | 9.96 | $74,100,000 | 30-Jun-09 | | COLUMBIA ACORN SELECT FD | 9,283,928 | 9.74 | $72,414,638 | 30-Jun-09 | | SMALLCAP WORLD FUND | 6,575,000 | 6.89 | $51,285,000 | 30-Jun-09 | | BARON SMALL CAP FUND | 4,002,308 | 4.20 | $31,218,002 | 30-Jun-09 | | BLACKROCK FUNDS-SMALL CAP GROWTH EQUITY PORTFOLIO | 3,625,033 | 3.80 | $28,275,257 | 30-Jun-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 2,915,600 | 3.06 | $27,989,760 | 30-Sep-09 | | Wells Fargo Advantage Small Cap Growth Fd | 2,466,044 | 2.59 | $23,674,022 | 30-Sep-09 | | CRM Mutual Fd Tr-Small Cap Value Fd | 2,082,413 | 2.18 | $19,991,164 | 30-Sep-09 | | Blackrock Master Tr-Blackrock Master Small Cap Growth Port | 1,278,720 | 1.34 | $10,945,843 | 31-Aug-09 | | Blackrock Funds-Aurora Portfolio | 1,176,316 | 1.23 | $9,175,264 | 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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