 NEW YORK--BUSINESS WIRE--Ambac Financial Group, Inc. NYSE: AMBC Ambac, a financial services holding company, today reported a Net Loss attributable to common stockholders of 14 million or 0.31 per diluted share and Adjusted Earnings1 of 4 million or 0.08 per diluted share for the quarter ended December 31, 2020. This compares to a Net Loss attributable to common stockholders of 108 million or 2.33 per diluted share and an Adjusted Loss of 93 million or 2.01 per diluted share i 