Former OpenAI researcher Aschenbrenner makes large bets on Bitcoin mining companies while shorting Nvidia and AMD.

CoinFeed reported on May 18th that, according to CoinDesk, former OpenAI researcher Leopold Aschenbrenner has increased his disclosed investment portfolio from $5.5 billion to $13.67 billion as of March 31, 2026, and has made significant purchases of stocks in Bitcoin mining and AI infrastructure companies. His key holdings include mining companies such as IREN, Core Scientific, Riot Platforms, CleanSpark, Bitfarms, Bitdeer, and Hive Digital, betting that their power resources and data center capabilities will benefit from the growing demand for AI computing power.