In February 2008, Microsoft Corporation made an unsolicited bid to acquire Yahoo for .6 billion.
Yahoo formally rejected the bid, claiming that it "substantially undervalues" the company and was not in the interest of its shareholders.
On June 16, 2017, parts of the original Yahoo Inc, which were not purchased by Verizon Communications, were renamed Altaba Inc.
It was globally known for its Web portal, search engine Yahoo! The term "oracle" was intended to mean "source of truth and wisdom", and the term "officious", rather than being related to the word's normal meaning, described the many office workers who would use the Yahoo database while surfing from work.
The term "hierarchical" described how the Yahoo database was arranged in layers of subcategories.
On May 13, 2012, Yahoo issued a press release stating that Thompson was no longer with the company, and would immediately be replaced on an interim basis by Ross Levinsohn, recently appointed head of Yahoo's new Media group.
On May 19, 2013 the Yahoo board approved a $1.1 billion purchase of blogging site Tumblr.
In early 2012, after the appointment of Scott Thompson as CEO, rumors began to spread about looming layoffs.
Several key executives, such as Chief Product Officer Blake Irving, left.
Its stock price skyrocketed during the dot-com bubble, Yahoo stocks closing at an all-time high of 8.75 a share on January 3, 2000.
However, after the dot-com bubble burst, it reached a post-bubble low of .11 on September 26, 2001. Over the next four years, it developed its own search technologies, which it began using in 2004.
However, Filo and Yang insist they mainly selected the name because they liked the slang definition of a "yahoo" (used by college students in David Filo's native Louisiana in the late 1980s and early 1990s to refer to an unsophisticated, rural Southerner): "rude, unsophisticated, uncouth." This meaning derives from the Yahoo race of fictional beings from Gulliver's Travels. Like many search engines and web directories, Yahoo added a web portal.