Ignite Restaurant Group, which operates the Joe's Crab Shack and Brick House Tavern + Tap restaurant brands, raised $81 million on Thursday by offering 5.8 million shares at $14, the high end of the range of $12 to $14. Ignite Restaurant Group plans to list on the NASDAQ under the symbol IRG. Credit Suisse, Baird and Piper Jaffray acted as lead managers on the deal.