Cerebras Shares Jump 11% as Sam Altman Reaffirms Close OpenAI Partnership

Key Facts

1Cerebras shares rose 11% after Sam Altman described the chipmaker as a close partner of OpenAI.

Cerebras shares rose 11% after Sam Altman described the chipmaker as a close partner of OpenAI. Proactive Investors reported that the OpenAI CEO reaffirmed the company's role in its infrastructure strategy, emphasizing a deep engagement aimed at pushing the frontiers of AI processing speed.

The comments address recent speculation regarding the relationship between the two firms, which includes a commitment for Cerebras to provide 750 megawatts of computing capacity through 2028. CBRS closed at $166.43 on October 2, 2026, having reached a session high of $175.13 on that date.