Cerebras AI growth story faces investor reality check
Cerebras shares fell sharply after a revenue miss, despite stronger core revenue and a raised outlook. Investors now await profitable scaling, backlog conversion, and stronger competition with Nvidia.
Cerebras Systems shares plunged about 16% in after-hours trading after the AI chipmaker's second-quarter revenue came in below Wall Street expectations, overshadowing stronger adjusted earnings and an upgraded full-year outlook. (Sources: Reuters, SiliconANGLE, Cerebras investor relations)
Cerebras reported $180 million in quarterly revenue, below the Street's estimate of about $194 million. The headline miss triggered concerns among investors about the company's ability to convert surging AI demand into sustainable, profitable growth.
The company's core revenue reached about $210 million, up roughly 50% year-on-year and ahead of Wall Street's $201 million expectation. Cerebras adjusts its core metric for pass-through revenue and the accounting impact of customer warrants, making the headline and core figures look notably different.
Cerebras posted a net loss of $450.5 million, compared with a profit of $309.5 million a year earlier. However, about $386.6 million of the loss was tied to stock-based compensation, highlighting why investors are focusing more closely on the company's underlying operating performance.
Despite the revenue miss, Cerebras raised its 2026 core revenue forecast to $880 million-$890 million, from its previous estimate of $855 million-$865 million. It also expects third-quarter core revenue of $214 million-$216 million, suggesting management remains confident about demand.
Cerebras is positioning its wafer-scale chips as an alternative to Nvidia's GPUs, particularly for low-latency AI inference. Its technology puts computing cores and memory on a single large silicon wafer, allowing certain AI workloads to run at high speed.
Cerebras' cloud and services business has expanded rapidly, with cloud revenue reaching about $126 million and growing several-fold from a year earlier. The shift toward recurring AI infrastructure and inference services could become increasingly important as hardware sales fluctuate.
OpenAI is among Cerebras' biggest customers, with a major multi-year agreement supporting AI inference capacity. The company has also partnered with AMD, combining Cerebras chips with AMD's rack-scale architecture for faster inference workloads.
