Before the US stock market, the “optical communications giant” Coherent fell by about 4%. Although the company's performance and guidelines completely exceeded market expectations, the stock price was still being pressured by short-term profit settlement pressure. AI chip company Cerebras fell by about 17%. The company's hardware revenue unexpectedly declined in the second quarter, and the “challenge Nvidia” path was met with fluctuations in demand. Cisco fell by about 4%. The company's revenue set a record last quarter, and AI orders exploded, but the AI revenue forecast for the whole year disappointed the market.

Before the US stock market, the “optical communications giant” Coherent fell by about 4%. Although the company's performance and guidelines completely exceeded market expectations, the stock price was still being pressured by short-term profit settlement pressure. AI chip company Cerebras fell about 17%. The company's hardware revenue unexpectedly declined in the second quarter, and the “challenge Nvidia” path was met with fluctuations in demand. Cisco fell by about 4%. The company's revenue set a record last quarter, and AI orders exploded, but the AI revenue forecast for the whole year disappointed the market.