News
Samsung and Kioxia SanDisk alliance demonstrate continued strength in memory market
Saturday, February 14, 2026 at 09:07 AM
Samsung and the joint venture between Kioxia and SanDisk (Western Digital) maintain a strong market position in the semiconductor memory sector.
Context
Samsung continues to lead the global memory market with a 32.3% NAND share, but the long-term alliance between Kioxia and Western Digital has solidified its position as a primary challenger. The partners recently extended their joint manufacturing agreement through 2034, leveraging a combined market footprint of approximately 27.7%. This collaboration allows both firms to share massive R&D costs for next-generation technology, such as the 332-layer BiCS10 NAND, which has been fast-tracked for 2026 production to compete directly with Samsung’s shift toward 300-layer architectures.
Market conditions are tightening as AI data centers are projected to overtake smartphones as the primary source of NAND demand in 2026. In response to chronic supply shortages, Samsung and Western Digital are implementing price hikes of up to 100%. With industry operating margins surging to the 40-50% range, the alliance’s strength is further underscored by Kioxia’s recent ¥10 trillion market valuation, signaling a highly profitable period for the sector’s dominant suppliers.
Sources (1)
Related Companies
Western Digital
WDC
S
Samsung