| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Barclays Global Investors UK Holdings Ltd | 3,869,131 | 6.79 | $74,674,228 | 30-Sep-09 | | MANNING & NAPIER ADVISORS INC | 3,586,412 | 6.30 | $69,217,751 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 3,275,200 | 5.75 | $63,211,360 | 30-Sep-09 | | FMR LLC | 3,050,053 | 5.36 | $58,866,022 | 30-Sep-09 | | THORNBURG INVESTMENT MANAGEMENT INC. | 2,464,876 | 4.33 | $47,572,106 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 2,457,770 | 4.32 | $47,434,961 | 30-Sep-09 | | EAGLE ASSET MANAGEMENT, INC. | 2,398,821 | 4.21 | $46,297,245 | 30-Sep-09 | | FRIESS ASSOCIATES INC | 2,319,316 | 4.07 | $44,762,798 | 30-Sep-09 | | BRIDGER MANAGEMENT LLC | 1,750,000 | 3.07 | $33,775,000 | 30-Sep-09 | | Tremblant Capital Group | 1,744,173 | 3.06 | $33,662,538 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | VARIABLE INSURANCE PRODUCTS FD III-MID-CAP PORTFOLIO | 2,112,463 | 3.71 | $40,770,535 | 30-Sep-09 | | THORNBURG VALUE FUND | 1,954,317 | 3.43 | $34,747,756 | 30-Jun-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 899,000 | 1.58 | $17,350,700 | 30-Sep-09 | | ISHARES RUSSELL 2000 INDEX FD | 825,695 | 1.45 | $15,935,913 | 30-Sep-09 | | WADDELL & REED ADVISORS FDS-SCIENCE & TECHNOLOGY FUND | 817,300 | 1.44 | $14,531,594 | 30-Jun-09 | | PRICE (T.ROWE) SMALL CAP STOCK FUND | 775,000 | 1.36 | $14,957,500 | 30-Sep-09 | | ISHARES S&P SMALLCAP 600 INDEX FD | 732,437 | 1.29 | $13,733,193 | 31-Oct-09 | | Manning & Napier Equity Series Fund | 685,910 | 1.20 | $12,483,562 | 31-Jul-09 | | VANGUARD SMALL-CAP INDEX FUND | 685,572 | 1.20 | $12,189,470 | 30-Jun-09 | | Manning & Napier Maryland Life Sciences Series Fund | 603,000 | 1.06 | $10,721,340 | 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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1.48% Nasdaq 
Major Holders
