| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Barclays Global Investors UK Holdings Ltd | 1,146,347 | 4.54 | $21,046,930 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 956,132 | 3.79 | $17,554,583 | 30-Sep-09 | | Bank of New York Mellon Corporation | 939,400 | 3.72 | $17,247,384 | 30-Sep-09 | | FRONTIER CAPITAL MANAGEMENT COMPANY INC | 903,611 | 3.58 | $16,590,297 | 30-Sep-09 | | 7X7 Asset Management LLC | 878,946 | 3.48 | $16,137,448 | 30-Sep-09 | | SCHRODER INVESTMENT MANAGEMENT GROUP | 766,700 | 3.04 | $14,076,612 | 30-Sep-09 | | ROTHSCHILD ASSET MANAGEMENT INC | 724,096 | 2.87 | $13,294,402 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 702,590 | 2.79 | $12,899,552 | 30-Sep-09 | | Rmb Capital Management, LLC | 685,772 | 2.72 | $12,590,773 | 30-Sep-09 | | FMR LLC | 3,770,755 | 14.95 | $69,231,061 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FIDELITY GROWTH COMPANY FUND | 2,150,000 | 8.52 | $35,453,500 | 30-Nov-09 | | FIDELITY OTC PORTFOLIO | 1,322,300 | 5.24 | $21,804,727 | 30-Nov-09 | | ISHARES RUSSELL 2000 INDEX FD | 291,837 | 1.16 | $4,812,392 | 30-Nov-09 | | VANGUARD SMALL-CAP INDEX FUND | 275,725 | 1.09 | $3,623,026 | 30-Jun-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 241,559 | .96 | $3,174,085 | 30-Jun-09 | | Wells Fargo Advantage Small Cap Opportunities Fd | 195,400 | .77 | $2,706,290 | 31-Oct-09 | | VANGUARD SMALL-CAP GROWTH INDEX FUND | 187,041 | .74 | $3,434,072 | 30-Sep-09 | | COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT | 180,753 | .72 | $2,375,094 | 30-Jun-09 | | FIDELITY SELECT PORTFOLIOS - ELECTRONICS | 165,905 | .66 | $2,735,773 | 30-Nov-09 | | ISHARES RUSSELL 2000 GROWTH INDEX FD | 165,248 | .66 | $2,724,939 | 30-Nov-09 |
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Value shown is computed using the security's price on the report date given.
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