NEW YORK, NY - JULY 11: A customer exits a Dunkin' Donuts store in midtown Manhattan on July 11, 2011 in the New York City. Dunkin' Brands Group Inc., the parent of Dunkin' Donuts, plans to raise as ... more 

NEW YORK, NY - JULY 11: A customer exits a Dunkin' Donuts store in midtown Manhattan on July 11, 2011 in the New York City. Dunkin' Brands Group Inc., the parent of Dunkin' Donuts, plans to raise as much as $401 million by selling its initial public offering of 22.3 million shares, which are expected to fetch between $16 and $18. (Photo by Ramin Talaie/Getty Images) less