Standard & Poor's Announces Changes in the S&P/TSX Canadian Indices

TORONTO, Aug. 17 /CNW/ - Standard & Poor's Canadian Index Operations announces the following index changes:

    
    -   The shareholders of Storm Exploration Inc. (TSX:SEO) have approved
        the Arrangement Agreement whereby the company will be acquired by
        ARC Energy Trust (TSX:AET.UN). Storm Exploration will be removed from
        the S&P/TSX SmallCap and Equity SmallCap indices after the close of
        trading on Thursday, August 19, 2010.
    

Company additions to and deletions from an S&P equity index do not in any way reflect an opinion on the investment merits of the company.

About S&P Indices

S&P Indices, the world's leading index provider, maintains a wide variety of investable and benchmark indices to meet an array of investor needs. Over $1.25 trillion is directly indexed to Standard & Poor's family of indices, which includes the S&P 500, the world's most followed stock market index, the S&P/Case-Shiller Home Price Indices, the leading measure of U.S. home prices, the S&P Global BMI, an index with approximately 11,000 constituents, the S&P GSCI, the industry's most closely-watched commodities index and the S&P National AMT-Free Municipal Bond Index, the premier investable index for U.S. municipal bonds. For more information, please visit www.standardandpoors.com/indices.

About Standard & Poor's

Standard & Poor's, a subsidiary of The McGraw-Hill Companies (NYSE: MHP), is the world's foremost provider of independent credit ratings, indices, risk evaluation, investment research and data. With offices in 23 countries and markets, Standard & Poor's is an essential part of the world's financial infrastructure and has played a leading role for nearly 150 years in providing investors with the independent benchmarks they need to feel more confident about their investment and financial decisions. For more information, visit: www.standardandpoors.com.

For further information: Tony North, [phone], [email protected]; Dave Guarino, 1 212 438 1471, [email protected]