Aetna

(AET)

said Friday that it signed an agreement to acquire ActiveHealth Management, a health management and health care data analytics company based in New York.

The company will pay about $400 million for the acquisition of ActiveHealth.

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Aetna expects to finance the transaction from available cash, and the company plans on closing the deal in the second quarter. Aetna believes the purchase will add to earnings within 12 months of the closing.

Shares of Aetna were adding 54 cents, or 0.7%, to $76.35 in premarket trading.