Ambac Files Lawsuit to Protect Against Improper Siphoning of Money from PRHTA
NEW YORK, May 11, 2016 (GLOBE NEWSWIRE) -- Ambac Financial Group, Inc. (Nasdaq:AMBC) (“Ambac”), a holding company whose subsidiaries, including Ambac Assurance Corporation (“Ambac Assurance”), provide financial guarantees and other financial services, …