The top five US billionaires - Jeff Bezos, Bill Gates, Mark Zuckerberg, Warren Buffett and Oracle's Larry Ellison - saw their wealth grow by a total of $75.5 billion, or 19 percent. "America's billionaires bound far ahead financially even as the rest of America was locked down during the first two months of the coronavirus pandemic," according to the report by Americans for Tax Fairness (ATF) and the Institute for Policy Studies � Programme on Inequality (IPS).