Q2 2010 Clean Edge Stock Index Update

July 20, 2010

CLEAN EDGE STOCK INDEX UPDATE Q2 – 2010
Quarterly Update on CELS, QWND, and QGRD through June 30, 2010

Dear Colleague,

The Q2 2010 Clean Edge Stock Index Update is now online.

In this quarterly newsletter, summary data is provided for the NASDAQ® Clean Edge® Green Energy Index (CELS); NASDAQ OMX® Clean Edge® Global Wind Energy Index (QWND); and NASDAQ OMX® Clean Edge® Smart Grid Infrastructure Index (QGRD). Highlights include:

1-Year Performance Charts vs. other benchmark indexes;

Comparison Tables showing quarterly performance for the past twelve months and year-to-date;

Top 10 Components by Weighting, Best Performers, and Worst Performers;

Index Component Updates about any changes made to components held in each index.

Click here to see the latest public market performance data for the clean-tech industry.

Regards,

Clean Edge, Inc.

About NASDAQ OMX Clean Edge Stock Indexes
Clean Edge began producing stock indexes in early 2006 and our goal is to provide leading benchmark indexes tracking the clean-energy and clean-tech sectors. Click on any of the links below to see index components and learn about our methodologies, up-to-date performance, and licensed financial products.

The NASDAQ® Clean Edge® Green Energy Index (CELS) is designed to track the performance of U.S.-listed companies that are primarily manufacturers, developers, distributors, or installers of clean-energy technologies.

The NASDAQ OMX® Clean Edge® Global Wind Energy Index (QWND) acts as a benchmark for the global wind sector and includes pure play and diversified companies that are manufacturers, developers, distributors, installers, and users of energy derived from wind sources.

The NASDAQ OMX® Clean Edge® Smart Grid Infrastructure Index (QGRD) follows the smart grid and electric infrastructure sector and includes pure play and diversified companies that are engaged in electric grid; electric meters, devices and networks; energy storage and management; and enabling software used by the smart grid and electric infrastructure sector.