| Humana Inc. (NYSE: HUM) today announced the mutual termination of its merger agreement with Aetna Inc. (Aetna), following a ruling from the United States District Court for the District of Columbia granting a United States Department of Justice request to enjoin the merger. Under the terms of the merger agreement, Humana is entitled to a breakup fee of $1 billion, or approximately $630 million, net of tax. ... |