Connecticut-based Cigna Corp. is rumored to be exploring a potential sale of its group benefits insurance business, worth possibly as much as $6 billion.  ,

Seen as the latest potential example of major corporations narrowing their product portfolios, the news was first reported by Reuters, citing information from four unnamed sources said to be familiar with the situation. The insiders noted Cigna’s move is in line with a heightened focus on health care after the company spent $54 billion last year to acquire pharmacy benefits manager Express Scripts Holding Co.

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