| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | WELLINGTON MANAGEMENT COMPANY, LLP | 6,269,336 | 7.79 | $120,998,184 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 5,523,254 | 6.86 | $106,598,802 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 3,588,350 | 4.46 | $69,255,155 | 30-Sep-09 | | FMR LLC | 2,979,596 | 3.70 | $57,506,202 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 2,791,811 | 3.47 | $53,881,952 | 30-Sep-09 | | Icahn Capital Management LP | 2,508,001 | 3.12 | $48,404,419 | 30-Sep-09 | | OPPENHEIMER FUNDS, INC. | 2,352,354 | 2.92 | $45,400,432 | 30-Sep-09 | | STATE STREET CORPORATION | 2,161,910 | 2.69 | $41,724,863 | 30-Sep-09 | | AXA | 1,866,750 | 2.32 | $36,028,275 | 30-Sep-09 | | PINNACLE ASSOCIATES, LTD. | 1,638,214 | 2.04 | $31,617,530 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | PRICE (T.ROWE) NEW HORIZONS FUND | 1,700,800 | 2.11 | $32,825,440 | 30-Sep-09 | | FIDELITY GROWTH COMPANY FUND | 1,538,948 | 1.91 | $29,701,696 | 30-Sep-09 | | VANGUARD EXPLORER FUND, INC. | 1,450,764 | 1.80 | $31,162,410 | 31-Jul-09 | | OPPENHEIMER QUEST FOR VALUE FD-OPPENHEIMER QUEST BALANCED FU | 1,010,000 | 1.25 | $21,694,800 | 31-Jul-09 | | SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF | 1,008,009 | 1.25 | $18,063,521 | 30-Jun-09 | | ISHARES NASDAQ BIOTECHNOLOGY INDEX FUND | 996,496 | 1.24 | $15,644,987 | 31-Oct-09 | | ISHARES RUSSELL 2000 INDEX FD | 926,393 | 1.15 | $17,879,384 | 30-Sep-09 | | ISHARES S&P SMALLCAP 600 INDEX FD | 821,053 | 1.02 | $12,890,532 | 31-Oct-09 | | OPPENHEIMER GLOBAL FUND | 781,162 | .97 | $13,998,423 | 30-Jun-09 | | VANGUARD SMALL-CAP INDEX FUND | 759,126 | .94 | $13,603,537 | 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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