Aschenbrenner's fund, Situational Awareness, has built its strategy around the expectation that the AI boom would drive sustained demand for chips, memory, data centers and electricity. However, a sharp selloff across many AI-related stocks over the past days has left the fund scrambling to meet margin requirements. The losses were reportedly driven by declines in several AI infrastructure companies alongside short positions that moved sharply against the fund. The hedge fund had reportedly grown to approximately $45 billion at the beginning of July before the recent market downturn eroded the value of its portfolio. His writings emphasized growing demand for advanced semiconductors, high-bandwidth memory, power generation and data centers, themes that became central to both AI investing and Situational Awareness' portfolio construction.