Tech Founders’ shares per 2017 1 min read
Zuckerberg has 28.2% of Facebook (2017).
Bezos has 17% of Amazon (Feb 2017).
Jack Ma has 7.8% of Alibaba (2016).
Larry + Sergey have 11.9% of Google (2015).
Bill has 1.3% of Microsoft (Aug 2017), and a lot of other shares.