Nvidia, AMD, Broadcom drop on OpenAI growth concerns

Chipmakers NVDA, AMD, and AVGO dropped 3-6% pre-market after OpenAI missed sales targets. ChatGPT failed to reach 1 billion weekly active users. OpenAI CFO warned that without faster sales, they cannot pay for computing. This casts doubt on the AI rally's durability and threatens multibillion deals with these companies.