On January 16, 2025, the US stock market opened with mixed performance. The Dow Jones Industrial Average decreased by 0.07%, the NASDAQ Composite increased by 0.23%, and the S&P 500 rose by 0.13%.

In the sector performance, the semiconductor sector showed significant gains. Notable performers included Taiwan Semiconductor Manufacturing, which rose by 5.13%, and Broadcom, which increased by 4.07%. The fuel cell sector also saw a rise, with Plug Power up by 2.77%.

Apple experienced a slight decline of 0.05%. The company's smartphone shipments in China fell by 25% in the fourth quarter, while Huawei's shipments rose by 24%, according to data from Canalys. Despite this, Apple maintained its number one position with a 17% market share.

NVIDIA increased by 1.13%. Italian startup iGenius released a large language model built with Nvidia technology, targeting highly regulated industries. This development is expected to drive demand for Nvidia's AI hardware.

Microsoft saw a modest increase of 0.27%. The company announced its Quantum Ready program, aiming to prepare businesses for quantum computing by 2025, boosting confidence in the quantum computing sector.

Tesla Motors fell by 1.56%. Despite a strong performance the previous day, the stock has been volatile, with Barclays warning that Tesla's valuation has reached a historical high.

Taiwan Semiconductor Manufacturing reported a 57% increase in net profit for the fourth quarter of 2024, driven by strong demand for AI hardware. The company's revenue also rose by 39% compared to the previous year, positively impacting the semiconductor industry.