The owner of Dunkin’ Donuts and Baskin Robbins ice cream, is to sell shares on Nasdaq to raise up to $400million . But the rigid filing did not say how many shares it would offer or how much they would cost. Dunkin’ Brands was part of Allied Domecq until 2005, when the parent company was taken over by Pernod Ricard. Pernod sold Dunkin’ Brands to a group of private equity business for $2.4billion.

The supreme business said it sees a “major opportunity” to expand further into foreign markets and parts of the US outside the north-east where it is currently determined. Dunkin’ Brands Group yesterday confirmed it plans to take the business public this year and sell at least $400 million of stock in an early public offering.

Dunkin’ Donuts and Baskin-Robbins ice cream chains, did not disclose how many shares it will sell. But the trio of private equity firms that own the business will retain a controlling interest, according to documents filed yesterday with the Securities and Exchange Commission. The proceeds will largely be used to pay down about $475 million in debt.

Dunkin’s announcement ended weeks of speculation about the global brand’s plans and came about six years after private equity firms, including Thomas H. Lee Partners and Bain Capital Partners, both of Boston, bought Dunkin’ for $2.4 billion. According to partners, shareholders are trying to get these people back their money with some sort of profits.

Dunkin’ and its owners are in a quiet mode and plans to have its common stock listed on the Nasdaq Global Select Market under the symbol DNKN. Dunkin’s $400 million IPO may represent 10 to 15 percent of the business , according to reports. Details are expected in coming weeks if the Securities and Exchange Commission gives Dunkin’ the go ahead with the offering.

From yester years, Dunkin’ Donuts has pick up the pace of growth and laid out ambitious plans to double the chain to 15,000 stores in the United States. In its core markets in New England and New York, there is one Dunkin’ for every 9,700 people. The business plans to focus its development on existing markets east of the Mississippi River where the brand has about one Dunkin’ for every 48,400 people, according to the business list.