Anthem offers $46 billion for Cigna, says CEO role holds up deal 0 20.06.2015 23:34 Reuters NEW YORK (Reuters) - U.S. health insurer Anthem Inc said on Saturday it had offered $46 billion (£29 billion) in cash and stock for smaller rival Cigna Corp but that the deal was stalled over Cigna CEO David Cordani's role in the merged company.