半导体行业月报：海外云厂商26年资本支出再加速，半导体产业链迎来全面涨价潮

Investment Rating - The semiconductor industry is rated as "Outperform" compared to the market [1] Core Insights - The semiconductor industry is experiencing a comprehensive price increase driven by the accelerated capital expenditures of overseas cloud vendors in 2026, with significant demand from AI servers leading to a shortage in testing capacity and subsequent price hikes across the supply chain [4][8] - In January 2026, the domestic semiconductor industry saw an increase of 18.63%, significantly outperforming the Shanghai and Shenzhen 300 index, which rose by 1.65% [7][13] - Global semiconductor sales continued to grow year-on-year, with a 37.1% increase in December 2025, marking 26 consecutive months of growth [28] Summary by Sections 1. Semiconductor Industry Performance - In January 2026, the semiconductor sector (CITIC) rose by 18.63%, with integrated circuits up by 18.52%, discrete devices by 18.91%, semiconductor materials by 19.04%, and semiconductor equipment by 18.88% [7][13] - The Philadelphia Semiconductor Index increased by 12.92% in January 2026, outperforming the Nasdaq 100, which rose by 1.20% [19][20] 2. Global Semiconductor Sales Growth - December 2025 global semiconductor sales reached approximately $78.9 billion, with a year-on-year growth of 37.1% and a month-on-month increase of 2.7% [28] - The sales of logic products grew by 39.9% year-on-year, reaching $301.9 billion, while memory products saw a 34.8% increase, totaling $223.1 billion [28] 3. Capital Expenditure Trends - The capital expenditures of the four major North American cloud vendors (Google, Microsoft, Meta, Amazon) increased by 67% year-on-year in Q4 2025, with expectations for continued acceleration in 2026 [7][8] - Google is projected to spend between $175 billion and $185 billion in 2026, a year-on-year increase of 91-102% [7] 4. Price Trends in Semiconductor Products - In January 2026, DRAM and NAND Flash spot prices continued to rise, with DRAM prices increasing by approximately 39% and NAND prices by about 35% month-on-month [7] - TrendForce has raised its price forecast for Q1 2026, expecting a 90-95% increase in general DRAM contract prices and a 55-60% increase in NAND Flash contract prices [7] 5. Investment Opportunities - The report suggests focusing on investment opportunities in AI PCB, optical chips, wafer foundries, testing, power devices, server CPUs, and memory sectors due to the ongoing price increases and strong demand driven by AI [8]