Monday, October 19, 2026 · Compute · DataCenters · Semiconductors

From Issue 76 (2026-10-19) · 16 stories in this issue

08 MARKET

❯ Kioxia loses roughly two-thirds of its market value from its June peak as storage expectations are repriced

A steep retreat from the highNikkei Asia reports that Kioxia’s market value has fallen to about one-third of its peak roughly four months earlier. AI Weekly’s account of the report says it briefly became Japan’s most valuable listed company in June. Investors are reassessing financing costs and competition; the valuation decline does not imply an equal fall in current revenue.

Its business stores dataKioxia primarily supplies NAND flash and solid-state drives, or SSDs. Its product background describes uses in PCs, enterprise servers and cloud data centers for storing and retrieving data. AI systems need storage for training material, models and business information alongside compute chips, linking storage demand to infrastructure expectations.

Supply competition meets customer financingNikkei identifies pressure from rising rates on data-center economics and advances by Chinese memory competitors. Storage spans different products and suppliers: NAND flash, DRAM and high-bandwidth memory perform different roles. A share-price decline by itself establishes neither a fall in orders nor the complete replacement of Kioxia by a rival.

Purchases determine earnings deliveryNikkei also says Kioxia will report April–September results on October 30, with substantial profit growth still expected. Current earnings and longer-term market expectations can move in different directions. Customer expansion decisions, purchasing schedules and the effect of additional supply on prices all influence future profitability.

▮ SIGNALGrowing AI demand does not guarantee continuously rising supplier valuations, as markets reassess customer construction, competition and earnings together.