Mackinac screamed 60% higher on news that Nicolet Bancshares (NCBS) would acquire them. The 80% stock and 20% cash deal equates to $23.31 per share. Mackinac has assets in excess of $1.5 billion, is best known for mBank has 28 branch locations; ten in the Upper Peninsula, ten in the Northern Lower Peninsula, one in Oakland County, Michigan, and seven in Northern Wisconsin. News