Why Frontier Group Stock Just Crashed

Frontier's guidance hasn't changed, but its management just did.Frontier Group Holdings (ULCC 11.37%) stock tumbled 10.9% through 10::10 a.m. ET Tuesday after announcing a change in leadership. Effective immediately, CEO Barry L. Biffle will no longer be CEO (although he'll remain with the company "in an advisory capacity" through the end of the year).Company president James G. Dempsey will take over as interim CEO in his stead. Details, pleaseNo explanation was given for the CEO switcheroo, not even the s ...