Thomas Peterffy, the founder of Interactive Brokers
Thomas Peterffy.
  • Thomas Peterffy expects stocks to tumble and a recession to hit, and sees threats to the US dollar.
  • The Interactive Brokers founder says his sizeable bitcoin wager could be worth a lot or nothing.
  • Many of his customers have made bank on Big Tech stocks, but haven't cashed out due to tax concerns.

Prepare for stocks to plunge, a recession to hit, and the US dollar to falter, Thomas Peterffy has warned.

The billionaire founder of Interactive Brokers also said his bitcoin bet could be worth a fortune or zilch, China has become less of a threat, and many investors are sitting on massive Big Tech profits.