Tim Cook is set to step down as Apple CEO on August 31 Cook took over the company in 2011 following the resignation of co-founder Steve Jobs Apple from went $

Tim Cook is set to step down as Apple CEO on August 31 Cook took over the company in 2011 following the resignation of co-founder Steve Jobs Apple from went $350 billion in market cap to over $4 trillion in Cook's tenure, currently the second-most valuable company in the world