Altaba Inc. was a non-diversified, closed-end management investment company based in New York City[2] that was formed from the remains of the first incarnation of Yahoo!

Inc. had no operating business but retained its cash holdings, partnership investments and bond portfolio, as well as certain patents that Verizon did not purchase.

's bid is worth between US$600 and $800 million, as a variety of options that consist of different circumstances were put forward by the company.

The data did not incorporate visit statistics for the Yahoo!-owned Tumblr website or mobile phone usage.

[23] On September 22, 2016, Yahoo disclosed a data breach in which hackers stole information associated with at least 500 million user accounts in late 2014.

[26] The breach used manufactured web cookies to falsify login credentials, allowing hackers to gain access to any account without a password.

This breach affected over 1 billion user accounts and is again considered the largest discovered in the history of the Internet.

[30] On June 13, 2017, following the departure of Marissa Mayer, Thomas J. McInerney was appointed chairman and CEO of Yahoo!

Inc.[31] On June 16, 2017, the company that remained after Verizon Communications purchased the core Internet businesses of Yahoo!

[36] On April 3, 2019, Altaba announced in a press release that it would sell its stake in Alibaba Group and shut down.

[40] A small amount of funds will be withheld for potential Chinese taxes on the sale of its stake in the Alibaba Group.

[42] Excalibur IP, a patent company owned by Altaba, controlled a significant minority interest in Alibaba Group (16.3%) until it sold its stake in 2019,[43] and maintained investments in Hortonworks, Gomaji, Envestnet, Rimage Corporation, SeatGeek, Protagenic Therapeutics, Eastman Kodak Company, and Paperless Post.