COLUMBIA, Md., July 15, 2013 /PRNewswire/ -- Arbitron Inc. (NYSE: ARB) today announced that it plans to report second quarter 2013 financial results on Thursday, August 1, 2013, after the close of the market. Due to the pending acquisition of Arbitron Inc. by Nielsen Holdings N.V., which is subject to clearances by relevant regulatory authorities and other customary closing conditions, Arbitron will not be hosting a conference call. About Arbitron Arbitron Inc. (NYSE: ARB) is an international media and marketing research firm serving the media–radio, television, cable and out-of-home; the mobile industry as well as advertising agencies and advertisers around the world. Arbitron's businesses include: measuring network and local market radio audiences across the United States; surveying the retail, media and product patterns of U.S. consumers; providing mobile audience measurement and analytics in the United States, Europe, Asia and Australia, and developing application software used for analyzing media audience and marketing information data. The Company has developed the Portable People Meter ™ (PPM ®) and the PPM 360™, new technologies for media and marketing research. Portable People Meter™, PPM ® and PPM 360™ are marks of Arbitron Inc. SOURCE Arbitron Inc.