IMS Health to be bought for $4 billion

NORWALK, Conn. (AP) - Health care data company IMS Health says it agreed to be purchased by investment funds TPG Capital and CPP Investment Board for $4 billion.

IMS shareholders are getting $22 per share under the deal, marking a 31 percent premium to the stock's closing price of $16.81 on Wednesday.

The company, based in Norwalk, Conn., said the deal is valued at $5.2 billion including the assumption of debt.