Under Armour, Inc. To Present At William Blair & Company 30th Annual Growth Stock Conference

Baltimore, MD (June 9, 2010) - Under Armour, Inc. (NYSE: UA) today announced that Kevin Plank, Chairman and Chief Executive Officer and Brad Dickerson, Chief Financial Officer, will present at the William Blair & Company 30th Annual Growth Stock Conference being held in Chicago on June 17, 2010 at 11:20 a.m. CDT.

To listen to the audio portion of the presentation live, log onto http://investor.underarmour.com/events.cfm or http://www.wsw.com/webcast/blair36/uarm/.

The audio portion of the presentation will be archived and available for replay approximately one hour after the live event until July 2, 2010.

About Under Armour, Inc.
Under Armour® (NYSE: UA) is a leading developer, marketer, and distributor of branded performance apparel, footwear, and accessories.  The brand's moisture-wicking synthetic fabrications are engineered in many different designs and styles for wear in nearly every climate to provide a performance alternative to traditional products.  The Company's products are sold worldwide and worn by athletes at all levels, from youth to professional, on playing fields around the globe.  The Under Armour global headquarters is in Baltimore, Maryland, with European headquarters in Amsterdam's Olympic Stadium, and additional offices in Denver, Hong Kong, Toronto and Guangzhou, China.  For further information, please visit the Company's website at www.underarmour.com.