| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | Invesco Ltd. | 2,474,871 | 2.35 | $2,846,101 | 30-Sep-09 | | DEUTSCHE BANK AKTIENGESELLSCHAFT | 2,429,104 | 2.30 | $2,793,469 | 30-Sep-09 | | Shell Asset Management Company | 2,135,001 | 2.02 | $2,455,251 | 30-Sep-09 | | MARXE, AUSTIN W. & GREENHOUSE, DAVID M. | 1,519,942 | 1.44 | $1,747,933 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 1,175,582 | 1.11 | $1,351,919 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 1,019,846 | .97 | $1,172,822 | 30-Sep-09 | | SAN FRANCISCO SENTRY INVESTMENT GROUP | 403,041 | .38 | $463,497 | 30-Sep-09 | | ARDSLEY ADVISORY PARTNERS | 327,350 | .31 | $376,452 | 30-Sep-09 | | CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM) | 239,750 | .23 | $227,762 | 30-Jun-09 | | GEODE CAPITAL MANAGEMENT, LLC | 166,864 | .16 | $191,893 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | Powershares Exgh Traded Fd Tr-Powershares Lux Nanotech Port | 2,579,435 | 2.44 | $2,502,051 | 31-Jul-09 | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 1,022,834 | .97 | $971,692 | 30-Jun-09 | | SPARTAN EXTENDED MARKET INDEX FUND | 146,812 | .14 | $168,833 | 30-Sep-09 | | DWS Securities Tr-DWS Climate Change Fd | 58,429 | .06 | $53,170 | 31-Aug-09 | | VANGUARD BALANCED INDEX FUND | 33,400 | .03 | $31,730 | 30-Jun-09 | | FIDELITY NASDAQ COMPOSITE INDEX FUND | 14,711 | .01 | $16,917 | 30-Sep-09 | | QUANTITATIVE MASTER SERIES TR-EXTENDED MARKET INDEX SERI | 8,900 | .01 | $8,455 | 30-Jun-09 | | FIDELITY NASDAQ COMPOSITE INDEX TRACKING STOCK | 5,341 | .01 | $6,142 | 30-Sep-09 | | Powershares Exhg Traded Fd-Pwrshs FTSE Nasdaq Small Cap | 783 | .00 | $759 | 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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