S&P Dow Jones Indices Announces Changes to the S&P/TSX Canadian Indices

A Deletion from the S&P/TSX SmallCap Index

TORONTO, Aug. 15, 2012 /CNW/ - S&P Canadian Index Services will make the following changes in the S&P/TSX Canadian Indices:

The shareholders of Open Range Energy Corp. (TSX:ONR) have accepted the Arrangement Agreement whereby the company will be acquired by Peyto Exploration & Development Corp. (TSX:PEY). Open Range Energy shareholders will receive 0.0723 shares of Peyto for each share held. Open Range Energy will be removed from the S&P/TSX SmallCap and Equity SmallCap Indices after the close of trading on Thursday, August 16, 2012.

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SOURCE: Standard & Poor's Canadian Index Operations

For further information:

Tony North
Director, Canadian Index Operations
S&P Dow Jones Indices
[e-mail]
416-507-3204

David Blitzer
Managing Director and Chairman of the Index Committee
S&P Dow Jones Indices
[e-mail]
212-438-3907