Leopold Aschenbrenner, the previous OpenAI researcher who turned recognized for warning that China may steal superior AI fashions, sharply elevated his bets on bitcoin miners and AI infrastructure corporations whereas constructing multibillion-dollar positions in opposition to semiconductor shares.
In his newest 13F submitting with the U.S. Securities and Change Fee, Aschenbrenner expanded disclosed fairness publicity from $5.5 billion on the finish of 2025 to $13.67 billion by March 31.
A few of his largest lengthy positions had been tied to corporations supplying electrical energy, information middle capability and compute infrastructure to the AI business. The submitting disclosed stakes in bitcoin miners and associated infrastructure corporations together with IREN, Core Scientific (CORZ), Riot Platforms (RIOT), CleanSpark (CLSK), Bitfarms (BITF), Bitdeer (BTDR) and Hive Digital (HIVE).
These corporations have more and more repositioned themselves as suppliers of energy and high-performance computing infrastructure for AI workloads, not simply cryptocurrency mining. Their present entry to power contracts and large-scale services has drawn investor curiosity as AI information middle demand rises.
Aschenbrenner additionally disclosed giant positions in Bloom Power (BE), SanDisk (SNDK) and cloud supplier CoreWeave (CRWV). Collectively, the portfolio suggests he nonetheless expects long-term progress within the bodily infrastructure supporting synthetic intelligence.
On the identical time, he opened $7.46 billion value of put choices in opposition to main semiconductor corporations and chip-related exchange-traded funds. The most important bearish positions included a $2.04 billion put in opposition to the VanEck Semiconductor ETF, a $1.57 billion Nvidia (NVDA) put and greater than $1 billion in places tied to Oracle (ORCL) and Broadcom (AVGO).

