Market Performance - The US stock market continued its post-Christmas pullback, with all three major indices closing lower, marking a subdued end to 2025. The S&P 500 index fell by 0.74% to 6845.5 points, the Nasdaq Composite dropped by 0.76% to 23241.99 points, and the Dow Jones Industrial Average decreased by 0.63% to 48063.29 points [1]. - For the year, the S&P 500 recorded an annual increase of 16.39%, while the Nasdaq managed a 20.36% rise, achieving over 20% growth for three consecutive years. The Dow Jones also rose by 12.97%, marking a similar performance for the third year in a row [3]. Individual Stock Performance - Among the top performers in the S&P 500, four storage giants—SanDisk, Western Digital, Micron Technology, and Seagate Technology—led the annual gains. Semiconductor stocks like Lam Research, AI application leader Palantir, and Comfort Systems, which provides HVAC solutions for data centers, also featured prominently [3]. - In the tech sector, only Google and Nvidia among the "Big Seven" tech companies outperformed the benchmark index in 2025 [8]. Commodity and Sector Movements - US silver futures experienced a significant drop of 9% due to a second margin increase by the CME Group within a week, negatively impacting the mining sector. Companies like Endeavour Silver and Silvercorp Metals saw declines of over 4% and 2.8%, respectively [11]. Chinese Stocks - The Nasdaq Golden Dragon China Index closed down 1.13% but recorded an annual increase of 11.33%. Notable Chinese stocks included Alibaba, which rose over 75%, and Netease, which increased by 58.28% [12]. Corporate News - Warren Buffett officially retired as CEO of Berkshire Hathaway on December 31, 2025, after a long tenure, although he will remain as chairman of the board [13]. - Tesla achieved a milestone with a driver completing a coast-to-coast journey using full self-driving technology, marking a significant advancement in autonomous vehicle capabilities [15]. - Nvidia and AMD are expected to enter a "year-long price increase cycle" for GPUs, driven by rising memory costs, with flagship models potentially reaching prices as high as $5000 [16]. - Trump Media & Technology Group announced plans to issue a new cryptocurrency to shareholders, despite a significant annual decline in stock value [17]. - Brookfield Asset Management is launching a cloud computing business to challenge tech giants like Amazon, aiming to reduce AI development costs [18]. - Uber is in talks to acquire the parking app SpotHero, which could create synergies between ride-hailing and parking services [19].

Core Viewpoint - The report from Board Channels indicates that GPU prices are expected to rise significantly starting in January 2026, with AMD likely leading the price increases, followed by NVIDIA in February 2026 [1][2]. Group 1: Price Increase Timeline - AMD is anticipated to raise GPU prices as early as January 2026, with multiple price hikes expected in the following months [1][2]. - NVIDIA is expected to follow suit with price increases for its GPUs starting in February 2026 [1][2]. Group 2: Current Market Conditions - The current RDNA 4 product line has a limited number of GPU models, while most previous generation products have reached their end of life (EOL) [2]. - Some brands have already implemented slight price increases in December, while others have chosen to maintain their current pricing [1][2]. Group 3: Cost Factors - The cost of GPU cores and VRAM accounts for nearly 80% of the total cost when delivered to AIB manufacturers, indicating significant pressure on pricing [2]. - The prices of DDR5 and other mainstream DRAM modules have surged, with costs increasing two to four times, which may lead to GPUs being priced at double their MSRP [2]. Group 4: Market Reactions - AIC manufacturers will ultimately decide on price increases, but rising costs of memory modules may compel them to raise GPU prices quickly [3]. - Some brands are already testing the market with premium versions of the RTX 50 series, with prices for models like the RTX 5090 approaching $5000 [3].