NEW YORK, Aug. 21 /PRNewswire/ -- The American Stock Exchange(R) (Amex(R)) today listed the common stock of Pyramid Oil Company, under the trading symbol PDO. Located in California, Pyramid is engaged in the business of exploration, development and production of crude oil and natural gas. "We are pleased to welcome Pyramid Oil Co. to the American Stock Exchange," said John McGonegal, Senior Vice President of the Amex Equities Group. "Many growing energy and resource companies have chosen the Amex as their home, and we are confident Pyramid Oil will benefit from the array of support we provide companies in this industry." Pyramid Oil Company has selected AGS Specialist Partners as its specialist. For further information on PDO and other Amex-listed companies, please visit http://www.amex.com/. The American Stock Exchange(R) (Amex(R)) is the only primary exchange that offers trading across a full range of equities, options and exchange traded funds (ETFs), including structured products and HOLDRS(SM). In addition to its role as a national equities market, the Amex is the pioneer of the ETF, responsible for bringing the first domestic product to market in 1993. Leading the industry in ETF listings, the Amex lists 188 ETFs to date. The Amex is also one of the largest options exchanges in the U.S., trading options on broad-based and sector indexes as well as domestic and foreign stocks. DATASOURCE: American Stock Exchange CONTACT: Catherine Chantharaj of American Stock Exchange, +1-212-306- 1689, Web site: http://www.amex.com/

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