Boardsof IMS Health HoldingsInc. and QuintilesTransnational Holdings Inc. have approved a definitive mergeragreement, pursuant to which the companies will be combined in an all-stockmerger of equals transaction.

Basedon the closing of IMS Health and Quintiles common stock prices on May 2, theequity market capitalization of the joined companies is more than $17.6 billionand the enterprise value is more than $23 billion.

More details to follow.