Dunkin' Brands Group Inc., the parent company of Dunkin' Donuts and Baskin-Robbins, went public on July 27, delivering an initial public offering of $422.8 million (22.25 million shares at $19 per share).

Shares surged $8.85 by the end of its first day of trading on July 27 on the Nasdaq Global Select Market. Currently, the stock price sits at a little over $29.

The offering was made through an underwriting group led by J.P. Morgan Securities LLC, Barclays Capital Inc., and Morgan Stanley & Co. LLC, along with Bank of America Merrill Lynch, and Goldman, Sachs & Co. Acting as co-managers are Robert W. Baird & Co. Inc., William Blair & Co. LLC, Raymond James & Associates Inc., Stifel, Nicolaus & Co. Inc., Wells Fargo Securities LLC, Moelis & Co. LLC, SMBC Nikko Capital Markets Ltd., Samuel A. Ramirez & Co. Inc., and The Williams Capital Group LP. A registration statement relating to these securities was filed with and declared effective by the Securities and Exchange Commission.

The Canton, Mass.-based company has plans for major expansion over the next few years, aiming to add 250 stores over the next year and to double its 6,800 locations in the next 20 years, according to reports. The expansion costs will largely fall on potential franchisee owners as the company looks to boost volume and revenue.