Yahoo
Yahoo! Inc. (NASDAQ: YHOO) is an American public corporation headquartered in Sunnyvale, California, (in Silicon Valley), that provides Internet services worldwide. The company is perhaps best known for its web portal, search engine (Yahoo! Search), Yahoo! Directory, Yahoo! Mail, Yahoo News, advertising, online mapping (Yahoo! Maps), video sharing (Yahoo! Video), and social media websites and services. As of January, 2010, Yahoo held the world’s largest market share in online display advertising. JP Morgan put the company’s US market share for display ads at 17%, well ahead of No. 2 Microsoft at 11% and AOL at 7%.[3]
Yahoo! was founded by Jerry Yang and David Filo in January 1994 and was incorporated on March 1, 1995. On January 13, 2009, Yahoo! appointed Carol Bartz, former executive chairperson of Autodesk, as its new chief executive officer and a member of the board of directors.[4]
According to Web traffic analysis companies (including Compete.com, comScore,[5] Alexa Internet,[6] Netcraft,[7] and Nielsen ratings),[8] the domain yahoo.com attracted at least 1.575 billion visitors annually by 2008.[9] The global network of Yahoo! websites receives 3.4 billion page views per day on average as of October 2007[update].
Yahoo! was one of the surviving large Internet companies after the dot-com bubble burst. Nevertheless, on September 26, 2001, Yahoo! stocks closed at a five-year low of $4.06 (split-adjusted).
Yahoo! formed partnerships with telecommunications and Internet providers to create content-rich broadband services to compete with AOL. On June 3, 2002, SBC and Yahoo! launched a national co-branded dial-up Internet access service.[25] In July 2003, BT Group Openworld announced an alliance with Yahoo!.[26] On August 23, 2005, Yahoo! and Verizon Communications launched an integrated DSL service.[27]
In late 2002, Yahoo! began to bolster its search services by acquiring other search engines. In December 2002, Yahoo! acquired Inktomi Corporation. In February 2005, Yahoo! acquired Konfabulator and rebranded it Yahoo! Widgets,[28] a desktop application and in July 2003, it acquired Overture Services, Inc. and its subsidiaries AltaVista and AlltheWeb. On February 18, 2004, Yahoo! dropped Google-powered results and returned to using its own technology to provide search results.
In 2004, in response to Google’s release of Gmail, Yahoo! upgraded the storage of all free Yahoo! Mail accounts from 4 MB to 1 GB, and all Yahoo! Mail Plus accounts to 2 GB. On July 9, 2004, Yahoo! acquired e-mail provider Oddpost to add an Ajax interface to Yahoo! Mail.[29] On October 13, 2005, Yahoo! and Microsoft announced that Yahoo! Messenger and MSN Messenger would become interoperable. In 2007, Yahoo! took out the storage meters, thus allowing users unlimited storage.