RDDT could see sharp volatility over the next two days as U.S. index funds tracking the S&P 500 complete required buying, investor Jonah Lupton said. He cited 1

RDDT could see sharp volatility over the next two days as U.S. index funds tracking the S&P 500 complete required buying, investor Jonah Lupton said. He cited 13.6% short interest and said some holders may be reluctant to sell into the rally.