UnitedHealth Group Inc.

Aetna, Humana call off $34 billion deal

Major health insurers Aetna and Humana called off their $34 billion combination after a federal judge, citing concerns about prices and benefits, rejected the deal.

The announcement Tuesday comes several days after another federal judge shot down a tie-up between two other massive insurers. Blue Cross-Blue Shield carrier Anthem Inc. is attempting to buy Cigna Corp. for $48 billion. Anthem is appealing that decision.

Aetna, the nation's third largest insurer, had announced its bid for Humana in 2015. The deal would have given Aetna the opportunity to significantly expand its presence in Medicare Advantage coverage, which involves privately run versions of the federal Medicare...

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