存储巨头四季报“五大关键点”：当前周期强度超越2017-18“云繁荣周期”

Core Insights - The storage industry is emerging from a downturn and entering a "super cycle" driven by AI demand, as indicated by the recent earnings reports from major storage companies [1] Group 1: Key Signals from Earnings Reports - Inventory levels have dropped below the "warning line," with SK Hynix's inventory turnover days decreasing from a peak of 233 days in Q1 2023 to just 127 days, indicating potential supply chain shortages [2] - Average Selling Prices (ASP) are experiencing significant recovery, with Samsung's DRAM ASP soaring by 40% quarter-over-quarter and SK Hynix's NAND prices increasing by 32% [2] - Major companies are aggressively increasing capital expenditures in response to surging demand for High Bandwidth Memory (HBM), with SK Hynix's capital spending projected to rise from 7 trillion KRW in Q4 2024 to 12 trillion KRW by Q3 2025 [2] Group 2: Market Trends and Price Movements - HBM4 production is exceeding expectations, which will influence future market share in AI computing [3] - The industry outlook is extremely optimistic, with projections for a long-term "storage super cycle," as noted by Nanya Tech's president, who claims the current cycle is better than the 2017-2018 cloud server boom [3] - The Memory Indicator from Bank of America has risen to 124, indicating an upward cycle, compared to an average of 103 in the first half of 2025 [4] Group 3: Current Market Conditions - DRAM spot prices remain high, with 16Gb DDR5 prices at $38, a year-on-year increase of 709%, and 16Gb DDR4 prices reaching $78, up 2445% year-on-year [6] - Despite some OEMs indicating temporary assembly line halts due to rising storage costs, overall sales data from Taiwan shows significant month-over-month growth exceeding 20% and year-on-year doubling for several manufacturers [7] - SSD prices have surged, with a weekly increase of 40% and a monthly increase of 60%, reflecting market concerns about potential shortages in the second half of the year [9] Group 4: Insights from Semicon Korea - The recent Semicon Korea event showcased a booming industry, with equipment suppliers benefiting from record capital expenditures by major players like Samsung and SK Hynix [10] - HBM production is time-consuming, requiring extensive equipment to maintain high output levels, which may impact supply timelines [12] - The adoption of Hybrid Bonding technology may face delays, as manufacturers prefer existing methods for HBM production [12]