Anthony Wood

The chief executive officer and founder of Roku Inc., a maker of home streaming devices, added $652 million to his net worth since the company reported third-quarter results in November 2017 giving the technology industry’s latest billionaire a $1.07 billion fortune, according to the Bloomberg Billionaires Index. A serial entrepreneur, he also founded digital video recorder firm Replay-TV in 1997 and sold it in 2001. A year later, he launched Roku, which now has more than 27 million customers who streamed about 24 billion hours of content in 2018.