News

Morgan Stanley downgrades Nanya and Winbond as DDR4 supply gap narrows and CXMT capacity looms

Friday, March 20, 2026 at 02:04 AM

Morgan Stanley has downgraded Nanya Technology and Winbond to Equal-Weight, citing a potential easing of the DDR4 supply-demand gap by late 2026. While the bank projects significant quarterly price increases throughout 2026, it warns of capacity additions from CXMT and Nanya's own new facilities coming online in 2027. Counter-analysis suggests the market may be overlooking SLC NAND shortages following Kioxia's exit and that CXMT faces cleanroom bottlenecks hindering its DDR4 capacity expansion.

Context

On March 18, 2026, Morgan Stanley downgraded Winbond Electronics and Nanya Technology to Equal-weight, citing a narrowing supply gap for DDR4 memory. Despite projecting significant Q/Q ASP growth through 2026 (up to 55% in 1Q26), analysts warned that looming capacity from China's CXMT and Samsung’s stabilizing shipments would cool the market by 2H27. Winbond's valuation, trading at 3.4x forward P/B after a 529% LTM rally to NT$128, was deemed fair as bit shipments are expected to double this year. Internal critics and market observers have challenged this outlook, arguing the report overlooks a critical looming shortage in SLC NAND following Kioxia's exit and underestimates Winbond’s 40% revenue exposure to the high-margin NOR+NAND mix. Industry leadership remains more optimistic than the brokerage. On March 4, 2026, Nanya Technology President Li Pei-Ying stated at a company event that a "structural shortage will persist" through the first half of 2027 due to explosive AI demand across cloud and edge devices. To combat this, Nanya approved a TWD 52 billion capex budget for a new fab and plans to recruit 1,500 employees. While Morgan Stanley anticipates a price ceiling as CXMT ramps up, specialized checks suggest CXMT remains hindered by cleanroom bottlenecks and a strategic pivot toward DDR5, potentially leaving the DDR4 and SLC markets tighter for longer than modeled.