While the S&P 500 index has gained 27% in 2024, Oracle shares have shot up 63%, lifting Ellison's net worth to over $217 billion, according to Forbes, behind only Tesla CEO Elon Musk and Amazon founder Jeff Bezos among the world's richest people.

At 80, Ellison is a senior citizen in the tech industry, where his fellow billionaire founders are generally decades younger. Meta CEO Mark Zuckerberg, whose net worth has also ballooned past $200 billion, is half his age.