| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | THORNBURG INVESTMENT MANAGEMENT INC. | 3,451,513 | 8.34 | $96,814,939 | 30-Sep-09 | | KORNITZER CAPITAL MANAGEMENT, INC. | 3,067,555 | 7.41 | $86,044,917 | 30-Sep-09 | | WELLINGTON MANAGEMENT COMPANY, LLP | 3,015,206 | 7.28 | $84,576,528 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 2,453,200 | 5.93 | $68,812,260 | 30-Sep-09 | | EARNEST PARTNERS LLC | 2,426,547 | 5.86 | $68,064,643 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 2,241,250 | 5.41 | $62,867,062 | 30-Sep-09 | | WASATCH ADVISORS INC | 1,757,137 | 4.25 | $49,287,692 | 30-Sep-09 | | KALMAR INVESTMENTS INC. | 1,689,978 | 4.08 | $47,403,882 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,462,385 | 3.53 | $41,019,899 | 30-Sep-09 | | ALGER (FRED) MANAGEMENT INC | 1,411,642 | 3.41 | $39,596,558 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | BUFFALO SMALL CAP FUND | 2,487,950 | 6.01 | $49,783,879 | 30-Jun-09 | | COLUMBIA ACORN FD | 1,900,000 | 4.59 | $38,019,000 | 30-Jun-09 | | THORNBURG VALUE FUND | 1,482,736 | 3.58 | $29,669,547 | 30-Jun-09 | | VANGUARD EXPLORER FUND, INC. | 842,321 | 2.03 | $21,437,069 | 31-Jul-09 | | SMALLCAP WORLD FUND | 690,000 | 1.67 | $13,806,900 | 30-Jun-09 | | AMCAP FUND | 650,000 | 1.57 | $18,232,500 | 30-Sep-09 | | WASATCH CORE GROWTH FUND | 639,729 | 1.55 | $12,800,977 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 591,828 | 1.43 | $16,600,775 | 30-Sep-09 | | HARBOR SMALL CAP VALUE FUND | 469,500 | 1.13 | $11,948,775 | 31-Jul-09 | | VANGUARD SMALL-CAP INDEX FUND | 436,651 | 1.05 | $8,737,386 | 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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