PHLX +429% Rally Hits Air Pocket: Sandisk -10%, Micron -7% as OpenAI IPO Paused
AI semiconductor stocks suffered a sharp repricing on Friday after OpenAI’s IPO delay raised fears of softening chip demand. Broadcom, AMD, Micron, and Sandisk all dropped, snapping a multi-year rally that has propelled the PHLX Index up 429%. The episode highlights the acute sensitivity of high-beta AI plays to funding sentiment and suggests the AI trade may be entering a more discriminating phase.