Which entrepreneurs lost billions of dollars in 2020 and thus they lost a significant part of their assets? For a list of the five billionaires who suffered the biggest losses last year, see this article.
Loss: USD 5.17 billion
Businessman Charles Koch, who owns a stake in the energy conglomerate Koch Insustries, lost about $5.17 billion due to the pandemic. Charles Koch has been the company’s CEO since 1967 and he owns a 42% stake in it. Julia Koch inherited the same stake in the company from her husband David Koch, who is also Charles Koch’s brother. Even so, Charles Koch’s fortune is about 56.9 billion dollars after the loss caused by the current situation.