| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | BAMCO INC. | 9,887,363 | 9.39 | $242,635,888 | 30-Sep-09 | | ROYCE & ASSOCIATES, LLC | 8,135,720 | 7.72 | $199,650,568 | 30-Sep-09 | | RUANE, CUNNIFF & GOLDFARB INC. | 5,285,350 | 5.02 | $129,702,489 | 30-Sep-09 | | BLAIR (WILLIAM) & COMPANY, L.L.C. | 4,106,827 | 3.90 | $100,781,534 | 30-Sep-09 | | MUNDER CAPITAL MANAGEMENT, INC. | 2,977,800 | 2.83 | $73,075,212 | 30-Sep-09 | | Argyll Research, LLC | 2,400,000 | 2.28 | $58,896,000 | 30-Sep-09 | | JANUS CAPITAL MANAGEMENT, LLC | 2,140,830 | 2.03 | $52,535,968 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 2,123,065 | 2.02 | $52,100,015 | 30-Sep-09 | | EAGLE ASSET MANAGEMENT, INC. | 2,027,885 | 1.93 | $49,764,297 | 30-Sep-09 | | BRIDGER MANAGEMENT LLC | 1,684,749 | 1.60 | $41,343,740 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | NEUBERGER & BERMAN GENESIS FUND | 5,338,160 | 5.07 | $130,998,446 | 30-Sep-09 | | ROYCE PREMIER FUND | 3,914,000 | 3.72 | $91,783,300 | 30-Jun-09 | | BARON GROWTH FUND | 3,320,227 | 3.15 | $77,859,323 | 30-Jun-09 | | Munder Mid-Cap Core Growth Fund | 2,398,300 | 2.28 | $56,240,135 | 30-Jun-09 | | BARON PARTNERS FUND | 2,250,000 | 2.14 | $55,215,000 | 30-Sep-09 | | BARON SMALL CAP FUND | 1,600,000 | 1.52 | $37,520,000 | 30-Jun-09 | | SEQUOIA FUND INC | 1,524,900 | 1.45 | $35,758,905 | 30-Jun-09 | | BARON ASSET FUND | 1,472,043 | 1.40 | $34,519,408 | 30-Jun-09 | | ROYCE TOTAL RETURN FUND | 1,464,320 | 1.39 | $34,338,304 | 30-Jun-09 | | PENNSYLVANIA MUTUAL FUND INC | 1,240,300 | 1.18 | $29,085,035 | 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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