| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | STEPHENS INVESTMENT MANAGEMENT LLC | 2,593,997 | 8.56 | $3,034,976 | 30-Sep-09 | | BARCLAYS PLC | 508,914 | 1.68 | $595,429 | 30-Sep-09 | | FMR LLC | 408,926 | 1.35 | $478,443 | 30-Sep-09 | | Private Wealth Partners, LLC | 350,000 | 1.16 | $409,500 | 30-Sep-09 | | MAZAMA CAPITAL MANAGEMENT, INC | 348,190 | 1.15 | $407,382 | 30-Sep-09 | | RENAISSANCE TECHNOLOGIES, LLC | 223,100 | .74 | $261,027 | 30-Sep-09 | | LUMINUS MANAGEMENT, LLC | 134,296 | .44 | $157,126 | 30-Sep-09 | | HARRIS (WILLIAM) INVESTORS, INC. | 105,500 | .35 | $123,435 | 30-Sep-09 | | MindShare Capital Management, LLC | 81,765 | .27 | $95,665 | 30-Sep-09 | | DIMENSIONAL FUND ADVISORS LP | 76,674 | .25 | $89,708 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | FIDELITY SELECT PORTFOLIOS - WIRELESS | 223,623 | .74 | $232,567 | 31-Oct-09 | | FIDELITY SELECT PORTFOLIOS - TELECOMMUNICATIONS | 113,614 | .37 | $118,158 | 31-Oct-09 | | Fidelity Asset Manager 50% | 35,793 | .12 | $41,877 | 30-Sep-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 21,900 | .07 | $27,375 | 30-Jun-09 | | PRICE (T.ROWE) INSTITUTIONAL SMALL-CAP STOCK FUND | 17,800 | .06 | $22,250 | 30-Jun-09 | | SPARTAN EXTENDED MARKET INDEX FUND | 12,704 | .04 | $13,212 | 31-Oct-09 | | Fidelity Asset Manager 70% | 12,487 | .04 | $12,986 | 31-Oct-09 | | Principal Small Cap Value Fd II | 9,761 | .03 | $11,420 | 30-Sep-09 | | DFA U.S. SMALL CAP SERIES | 6,246 | .02 | $6,745 | 31-Jul-09 | | FIDELITY NASDAQ COMPOSITE INDEX TRACKING STOCK | 5,541 | .02 | $5,762 | 31-Oct-09 |
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Value shown is computed using the security's price on the report date given.
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