Posted 25 September 2007 04:30 PM EDT The WilderHill New Energy Global Innovation Index (NEX) rebalances quarterly on the last trading day of March, June, September and December.* Calculation Method: Modified Equal Weighted Effective Date: 9/28/2007 Pending Component Change - Rebalance d*Index weights are calculated two trading days prior to the quarterly rebalancing date using closing equity values and exchange rates from three days prior to the quarterly rebalancing date. The new Index Divisor is calculated prior to the opening on the quarterly rebalancing date. ----------------------------------- Download of Detailed Constituent And Weight Factor Files For Q4 2007: http://www.nex-index.com/qrtrly/NEX_28SEP2007.xls http://www.nex-index.com/qrtrly/NEX_deletions_28SEP2007.xls ----------------------------------- General Summary of Quarterly Rebalancing Information: Additions For Q4 2007: Name Country Exchange Ticker SEDOL WilderHill New Energy Finance Sector Zhejiang Yankon Group Co. Ltd. A China Shanghai 600261 6269623 Demand-Side Energy Savings Enernoc Inc. United States NASDAQ NMS ENOC B1XKFG4 Generation Efficiency And Smart Distribution Solaria Energia Y Medio Ambi Spain Madrid eDSLR B1YVKJ4 Renewable - Solar EnviTec Biogas GmbH Germany XETRA eiETG B1ZBZC1 Renewables - Biofuels, Biomass & Waste-To-Energy Roth & Rau AG Germany XETRA eiR8R B142TD4 Services & Suppliers Removals For Q4 2007: Marubeni Corp. Japan Tokyo jT8002 6569464 Renewable - Wind Puget Energy Inc. United States New York PSD 2701884 Renewables - Other SGL Carbon AG Germany XETRA eiSGL 4818351 Services & Suppliers Sector Weights For Q4 2007: Demand Side Energy Savings DS 7.56% Generation Efficiency And Smart Distribution GE 6.28% Hydrogen And Fuel Cells HF 3.68% Power Storage PS 2.42% Renewable - Solar RS 22.87% Renewable - Wind RW 27.17% Renewables - Biofuels, Biomass And Waste-To-Energy RB 11.99% Renewables - Other RO 11.25% Services And Suppliers SS 6.78%