Arm Holdings reported fiscal third-quarter revenue growth of 26% from a year earlier, supported by gains in licensing and royalties, while memory supply constraints in the smartphone market continued to weigh on expectations for mobile-related royalty income.

Alphabet has signaled a transformative shift in its industrial strategy, unveiling a massive, sustained hardware build-out designed to break a persistent supply-side bottleneck.

Arm Holdings shares fell approximately 8% in extended trading on February 4 after the chip IP provider reported the third-quarter fiscal 2026 licensing revenue that trailed analyst expectations. The shortfall overshadowed record royalty results and an improved revenue outlook.

Advanced Micro Devices (AMD) reported fourth-quarter results and a first-quarter revenue forecast that exceeded analyst estimates, but its stock price fell as management indicated that the most significant revenue contributions from its next-generation AI platforms would not materialize until the second half of the year. Despite the earnings beat, shares declined about 7% to 8% in after-hours trading following the company's February 3 conference call, as investors weighed the timing of AMD's AI ramp against market expectations.

Norelsys (Tianjin) Co., Ltd. has begun IPO counseling after filing registration for listing guidance with the Tianjin branch of the China Securities Regulatory Commission, according to regulatory disclosures.

US export controls are accelerating China's localization of data-center AI chips, with shipment data now pointing to rapid commercial scaling. Across more than a dozen domestic brands, at least nine Chinese AI chip vendors have shipped or secured orders exceeding 10,000 units, spanning platforms backed by major technology groups and a growing group of startups.