Explanation: Altaba Inc. is a non-diversified, closed-end management investment company based in New York City that was formed from the remains of Yahoo! Inc. after Verizon acquired Yahoo's Internet business.The company that remained after the purchase changed its name to Altaba Inc. on June 16, 2017.Verizon completed its acquisition of Yahoo!'s core internet business on June 13, 2017, and put the assets under a new subsidiary named Yahoo! Holdings within its newly created division, Oath.The only Yahoo!-branded interest held by Altaba was its stake in the joint venture Yahoo! Japan but this stake has since been sold to SoftBank Group. Via Wikipedia