Blackstone Group, an American alternative investment management company, completed the acquisition of Vungle, a performance marketing platform company. Financial terms were not disclosed. “We are delighted to join the Blackstone portfolio of companies and kick off the next chapter of Vungle’s story. With Blackstone’s resources and expertise, we will build upon our proven track record as a trusted guide for mobile growth and engagement for the world’s largest brands,” Rick Tallman, Vungle CEO.