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
Umpqua Holdings Corporation Davis became CEO and President of Umpqua Holdings in 1999. In 2007, Davis authored a book titled "Leading for Growth: How Umpqua Bank Got Cool and Created a Culture of Greatness". Cort O’Haver became President in April 2016, with Davis retaining the role of CEO. Davis stepped down as CEO in January 2017. O’Haver took over as CEO at that point while Davis became executive chair of the bank's board and continued to oversee Pivotus Ventures Inc. until his formal retirement, which was announced In late December 2017 and effective January 2, 2018. Umpqua Holdings Corporation Umpqua Holdings Corporation, d.b.a.