Larry Page using Android software and, by 2010, 17.2% of the handset market consisted of Android sales, overtaking Apple for the first time. Android became the world's most popular mobile operating system shortly afterward. Following a January 2011 announcement, Page officially became the chief executive of Google on April 4, 2011, while Schmidt stepped down to become executive chairman. By this time, Google had over $180 billion market capitalization and more than 24,000 employees. After Schmidt announced the end of his tenure as CEO on January 20, 2011, he jokingly tweeted on Twitter: "Adult-supervision no longer needed." Quartz organizational management reporter, Max
MannKind Corporation in 2001 from Solomon Steiner; with that purchase MannKind acquired the Technosphere molecule and Medtone inhaler, upon which was developed its lead product, Afrezza (inhalable insulin). Mann was chief executive officer until January 12, 2015 when Hakan Edstrom became CEO and Mann transitioned to executive chairman. In November 2015, Hakan Edstrom stepped down as CEO and president and will remain until July, 2017 to provide other services for the company. Company founder Alfred Mann stepped in as interim CEO on November 19, 2015. In May 2017, Michael Castagna was named CEO of MannKind Corporation. MannKind's corporate headquarters are in Westlake