Research In Motion Says Purported Class Action Lawsuit is Without Merit

Waterloo, ON - Research In Motion Limited (“RIM”) (Nasdaq: RIMM; TSX: RIM) today confirmed it intends to vigorously defend against a purported class action lawsuit filed against the Company and certain of its officers in the United States District Court for the Southern District of New York. The lawsuit alleges that during the period from December 16, 2010 through April 28, 2011, the Company and certain of its officers made materially false and misleading statements regarding the Company’s financial condition and business prospects, and seeks unspecified damages on behalf of an alleged class of purchasers of the Company’s common shares during this period. RIM believes that the allegations are without merit.

About Research In Motion
Research In Motion (RIM), a global leader in wireless innovation, revolutionized the mobile industry with the introduction of the BlackBerry® solution in 1999. Today, BlackBerry products and services are used by millions of customers around the world to stay connected to the people and content that matter most throughout their day. Founded in 1984 and based in Waterloo, Ontario, RIM operates offices in North America, Europe, Asia Pacific and Latin America. RIM is listed on the NASDAQ Stock Market (NASDAQ: RIMM) and the Toronto Stock Exchange (TSX: RIM). For more information, visit www.rim.com or www.blackberry.com.