Blackstone, a private equity firm, completed the acquisition of International Data Group, an intelligence and data platform, from China Oceanwide Holdings, a Chinese publicly traded conglomerate, for $1.3bn. "Additional capital investment from Blackstone will allow us to cultivate our rich history of innovation and accelerate our product roadmaps to bring our customers the deeper insights and data they need to succeed in today’s rapidly evolving digital economy,” Mohamad Ali, IDG CEO.