Topping the list of new billionaires are Moderna (MRNA) CEO Stéphane Bancel and Ugur Sahin, the CEO of BioNTech (BNTX), which has produced a vaccine with Pfizer (PFE). Both CEOs are now worth around $4 billion, according to an analysis by the People’s Vaccine Alliance, a campaign group that includes Oxfam, UNAIDS, Global Justice Now and Amnesty International.Senior executives from China’s CanSino Biologics and early investors in Moderna have also become billionaires on paper as shares skyrocketed, partly in expectation