 KKR Co Inc NYSE: KKR and Global Infrastructure Partners agreed to acquire premier global data center REIT CyrusOne Inc NASDAQ: CONE in an all-cash transaction valued at 15 billion, including the assumption of debt. The purchase price of 90.50 per share implies a 25 premium to CyrusOnes September 27 closing stock price, the last full trading day before published market speculation regarding a potential sale of the company. 