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Aetna to buy Humana for $37 billion in largest insurance deal

Health insurer Aetna Inc. said Friday it would buy smaller rival Humana Inc. for about $37 billion in cash and stock.

A logo sign outside of a facility occupied by Aetna, Inc., in Blue Bell, Penn., on June 28, 2015. (Photo by Kristoffer Tripplaar/AP)
A logo sign outside of a facility occupied by Aetna, Inc., in Blue Bell, Penn., on June 28, 2015. Kris Tripplaar/Sipa USA

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