Kioxia Tops Global Stocks with 540% 2025 Gain Amid AI Storage Demand
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Kioxia achieved the strongest stock performance worldwide in 2025, surging 540% year-to-date driven by booming AI data storage demand. The Japanese memory chipmaker topped the MSCI World Index and Japan’s Topix index amid tight NAND supply for hyperscale data centers. Kioxia shares rose 540% in 2025, outperforming all MSCI World Index companies. AI workloads fueled demand for NAND flash memory, with customers including Apple and Microsoft. Market value reached ¥5.7 trillion ($36 billion); Topix index hit record 3,408.97, up 22% annually. Kioxia stock performance 2025 leads global markets with 540% surge from AI storage boom. Discover how NAND demand, Japanese policy, and hyperscaler growth propelled this top performer. Stay ahead—explore key insights now! (152 characters) What is Kioxia’s 2025 stock performance? Kioxia’s 2025 stock performance marked it as the top performer globally, with shares surging approximately 540% year-to-date. This explosive growth stemmed from accelerating demand for AI-linked data storage solutions, outpacing every company in the MSCI World Index despite market volatility from trade policies and interest rates. The rally solidified Kioxia’s position at the pinnacle of Japan’s Topix index shortly after its December debut on the Tokyo Stock Exchange. How did AI storage demand boost Kioxia’s growth amid key customers like Microsoft and Apple? AI storage demand has been a primary catalyst for Kioxia’s ascent, with the company now boasting a market capitalization of roughly ¥5.7 trillion, equivalent to $36 billion. Its latest quarterly filing from November highlights major clients such as Apple and Microsoft, whose hyperscale data centers are expanding rapidly to handle intensive AI workloads. NAND flash memory, central to these data centers powering large language models, faces persistent supply shortages that have not matched surging needs. Investors have capitalized on this supply-demand imbalance, anticipating sustained pricing power and higher volumes extending into 2026. Amir Anvarzadeh, Japan equity…
Filed under: News - @ December 30, 2025 1:28 pm