Japanese chipmaker Kioxia loses two-thirds of market value in four months as Chinese rivals gain ground, rising interest rates threaten data center customers

Japan's Kioxia sheds two-thirds of peak market value as China chip rivals emerge

SemiconductorsRising cost of data center debt also poses a risk to memory supplierKioxia's April-September earnings, due out Oct. 30, are expected to show a historic profit gain. (Kioxia)KYOHEI SUGAOctober 16, 2026 01:18 JSTTOKYO -- Japanese memory chip maker Kioxia Holdings' market value has shrunk to one-third of the peak it reached about four months ago, as rising interest rates threaten data centers' business model and Chinese competitors close in....