| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | ROYCE & ASSOCIATES, LLC | 2,544,999 | 5.57 | $38,683,984 | 30-Sep-09 | | FMR LLC | 1,387,300 | 3.04 | $21,086,960 | 30-Sep-09 | | COLUMBIA WANGER ASSET MANAGEMENT, L.P. | 4,760,100 | 10.42 | $72,353,520 | 30-Sep-09 | | LORD ABBETT & CO | 821,892 | 1.80 | $12,492,758 | 30-Sep-09 | | WADDELL & REED FINANCIAL INC. | 806,800 | 1.77 | $12,263,360 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 788,784 | 1.73 | $11,989,516 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 746,987 | 1.63 | $11,354,202 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 660,714 | 1.45 | $10,042,852 | 30-Sep-09 | | WESTPORT ADVISERS LLC | 587,227 | 1.29 | $8,925,850 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 535,300 | 1.17 | $8,136,560 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | COLUMBIA ACORN FD | 2,750,000 | 6.02 | $30,167,500 | 30-Jun-09 | | ROYCE VALUE PLUS FUND | 2,150,899 | 4.71 | $23,595,362 | 30-Jun-09 | | COLUMBIA ACORN USA FD | 775,000 | 1.70 | $8,501,750 | 30-Jun-09 | | Wanger Advisor Trust-Wanger USA, Variable Series | 765,000 | 1.67 | $8,392,050 | 30-Jun-09 | | WADDELL & REED ADVISORS FDS-SCIENCE & TECHNOLOGY FUND | 604,600 | 1.32 | $6,632,462 | 30-Jun-09 | | WESTPORT SELECT CAP FUND | 587,227 | 1.29 | $8,925,850 | 30-Sep-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 485,900 | 1.06 | $7,385,680 | 30-Sep-09 | | ROYCE LOW-PRICED STOCK FUND | 468,900 | 1.03 | $5,143,833 | 30-Jun-09 | | ISHARES RUSSELL 2000 INDEX FD | 339,542 | .74 | $5,161,038 | 30-Sep-09 | | LORD ABBETT DEVELOPING GROWTH FUND | 294,046 | .64 | $3,155,113 | 31-Jul-09 |
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Value shown is computed using the security's price on the report date given.
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