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The Philadelphia Stock Exchange Announces Changes To The Phlx Gold / Silver Sector(Sm) Index (Xau(Sm)) Starting February 28

Date 23/02/2007

The Philadelphia Stock Exchange (PHLX) announced today that changes to the PHLX Gold / Silver Sector Index (XAU) will become effective before the opening of business on Feb 28, 2007. Yamana Gold Inc. (AUY) will be added while Kinross Gold Corp (KGC) will reflect the acquisition of Bema Gold Corporation (BGO).

"XAU is the leading Gold & Silver sector index for retail and institutional options investors in the U.S. marketplace," said Daniel R. Carrigan, PHLX’s vice president of new product development. "Yamana Gold Inc., a strong player in gold mining consolidation, adds to XAU a significant gold and copper-gold producer with properties in Brazil, Argentina and Central America,” he said.

The Philadelphia Stock Exchange was founded in 1790. The PHLX trades more than 7,000 stocks, 2,340 equity options, 15 sectors index options and currency options. For more information about the PHLX and its products, visit www.phlx.com.