Cerebras Systems Stock Rebounds Following Public Reassurance From OpenAI

2026-10-12 companies

San Francisco, Monday, 12 October 2026.
Cerebras Systems shares rebounded 9% after OpenAI Chief Executive Sam Altman affirmed the chipmaker remains a key technology partner, alleviating market fears over competition from rival supplier Nvidia.

Market Rebound Following Executive Commentary

Cerebras Systems Inc. (NASDAQ: CBRS) shares rebounded 9% on October 12, 2026, following comments from OpenAI Chief Executive Sam Altman affirming the chipmaker remains a key technology partner [1][3]. The stock had experienced sharp volatility, falling below its initial public offering price of $185 prior to the recovery [1][4]. Altman described Cerebras as a “close partner” with a “deep engagement pushing on the frontiers of speed,” alleviating market fears over competition from rival supplier Nvidia [1][3]. This market fluctuation highlights the heightened sensitivity of semiconductor vendors to shifting supplier dynamics among primary generative artificial intelligence developers [1][6].

IPO Performance and Valuation Metrics

The company went public in May 2026 with a market capitalization close to $95 billion, initially positioned as a key Nvidia competitor [2]. Recent trading saw shares approach all-time lows, with the stock hitting a new 52-week low of $150.70 on October 10, 2026 [3]. At roughly $165, shares sat about $20 below the $185 offer price, representing a significant decline from the opening print [4]. The drop from the IPO price to recent lows near $160.81 represents a decrease of 13.076 percent, illustrating the pressure on valuation since the Nasdaq debut [2][4].

Strategic Partnership Dynamics

Cerebras holds a $10 billion agreement to supply 750 megawatts of computing power to OpenAI through the end of 2028 [2][3]. This addresses reports that OpenAI’s GPT-6.1 Sol Ultrafast tier might run on Nvidia GPUs instead of Cerebras hardware for certain workloads [1][2]. Despite the volatility, institutional sentiment remains largely constructive, with analysts maintaining an average price target of approximately $300 [3]. However, investor scrutiny remains regarding customer concentration, with OpenAI accounting for approximately 80% of the company’s backlog [3][6].

Sources

Cerebras Systems OpenAI chips