[Former OpenAI Researcher Aschenbrenner Makes Big Bets on Bitcoin Mining Companies, While Shorting Nvidia and AMD] According to CoinDesk, former OpenAI researcher Leopold Aschenbrenner increased his disclosed investment scale from $5.5 billion to $13.67 billion as of March 31, 2026, making significant purchases of Bitcoin mining companies and AI infrastructure company stocks. 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.