WALTHAM, Mass., May 23, 2011 /PRNewswire-FirstCall/ -- Raytheon Company (NYSE: RTN) is advising warrant holders today that the Company's publicly traded warrants (NYSE: RTNWS) will expire and that the warrants will not be exercisable after 5:00 p.m. ET on June 16, 2011.  The expiration date was established in June 2006 when the five-year warrants were originally issued.

Prior to 5:00 p.m. ET on June 16, 2011, each warrant may be exercised to purchase one share of the Company's common stock at a price of $37.50.

A three NYSE trading day Notice of Guaranteed Delivery (Protect Period) is being provided so trading in the warrants on the NYSE can continue until the close of the market on June 15, 2011 with normal three-day settlements.

A warrant holder can obtain further information on exercising warrants by contacting his or her broker or American Stock Transfer & Trust Company, the Company's transfer agent and warrant agent.  Brokers are encouraged to contact American Stock Transfer & Trust Company in advance of the expiration date to confirm the procedures for exercising warrants and payment of exercise prices.

Raytheon Company, with 2010 sales of $25 billion, is a technology and innovation leader specializing in defense, homeland security and other government markets throughout the world. With a history of innovation spanning 89 years, Raytheon provides state-of-the-art electronics, mission systems integration and other capabilities in the areas of sensing; effects; and command, control, communications and intelligence systems, as well as a broad range of mission support services. With headquarters in Waltham, Mass., Raytheon employs 72,000 people worldwide.

www.raytheon.com

SOURCE Raytheon Company