| foundation = {{Start date and age|2003}}<!--incorporated in Delaware April 13, 2004; registered in California May 3, 2004-->
| defunct = September 2018
| defunct = {{End date and age|September 2018}}{{efn|name=Defunct|Sources<!--, [[Citogenesis|including Wikipedia]],--> have reported that Theranos became defunct on September 4th due to an email sent by then CEO David Taylor to Theranos shareholders.<ref>[https://www.cnn.com/2022/07/07/tech/theranos-rise-and-fall/index.html The rise and fall of Theranos: A timeline] [[CNN]] <!--Quote:Taylor emails shareholders that Theranos will dissolve, according to a report from The Wall Street Journal.--></ref> Other reports state that Theranos remained active until its patents and most of its remaining assets were transferred to [[Fortress Investment Group]] the following week on September 12th.<ref name="MW-S18">[https://www.marketwatch.com/story/theranos-closes-deal-with-fortress-to-shut-down-embattled-firm-2018-09-13 Theranos closes deal with Fortress to shut down embattled firm] [[MarketWatch]]</ref>}}
