Former OpenAI researcher Leopold Aschenbrenner's latest U.S. SEC 13F filing reveals that his disclosed holdings have grown from $5.5 billion at the end of 2025 to $13.67 billion, with significant bets on Bitcoin mining companies and AI infrastructure firms. His main long positions include companies like IREN, Core Scientific, Riot Platforms, CleanSpark, Bitfarms, Bitdeer, and Hive Digital. At the same time, he has established approximately $7.46 billion in chip stock put option positions, including large bearish bets on NVIDIA, Oracle, Broadcom, and the VanEck Semiconductor ETF. (CoinDesk) https://(wublock123.com)/news/leopold-aschenbrenner-holdings-13-6b-mining-ai-infrastructure-61271