Western Potash Corp. will begin trading on the Toronto Stock Exchange as a mining issuer at the open on Tuesday, July 12, 2011, according to the TSX. The TSX reports that Western Potash, which currently trades on the TSX Venture Exchange, will delist from the TSX-V prior to listing on the TSX. Its trading symbol will remain WPX. Western Potash will list 188,034,293 shares, 160,945,183 of which are issued and outstanding. The company acquires, explores and develops potash properties in North America.