First NBC Bank, a recently founded New Orleans-based full-service bank operating 31 branches, raised $100 million by offering 4.2 million shares at $24, the midpoint of the range of $22 to $26. First NBC Bank Holding Company plans to list on the NASDAQ under the symbol NBCB. Sandler O'Neill and Keefe Bruyette Woods acted as joint bookrunners on the deal.