Kioxia Rebounds as NAND Boom and Merger Talks Fuel Analyst Optimism for 130% Gain

Kioxia shares jump 13.7% as Japanese analysts see rare 130% upside; NAND flash fully sold out through 2026, merger buzz with Western Digital grows.

The disconnect between Kioxia’s volatile share price and the blistering demand for its chips has rarely been wider. While the stock lurks more than 45% below its June 2026 peak, Japanese analysts see the gap as a buying opportunity of rare proportions: the average price target stands roughly 130% above the current trading level, the widest such divergence among all major listed companies in Japan.

That gulf began to narrow on Tuesday as investors piled back into the memory maker amid a broader Asian tech recovery. Kioxia shares surged 13.74% to €339.00, recovering ground after a 16% plunge on the prior Friday that had deepened the stock’s year-to-date drawdown. The move dovetailed with a 3.2% jump in the Nikkei 225, its first gain in three sessions, as traders scooped up beaten-down semiconductor names. Rivals Samsung, SK Hynix and SoftBank also posted solid gains, underscoring the sector-wide snapback.

The fundamental case for the rebound rests on a supply chain stretched to breaking point. Kioxia’s NAND flash production capacity for the entirety of 2026 is already fully sold out, and industry experts expect the shortages to persist until at least 2027. That scarcity underpins the company’s pricing power and margins, with consensus forecasts pegging operating profit at roughly $8 billion for the current fiscal year. The company is racing to capitalise: at its Kitakami fab in Japan, production has just started on the tenth generation of BiCS flash memory, co-developed with partner SanDisk, which promises lower power consumption and higher capacity — precisely the specifications that hyperscale data centres need for artificial intelligence workloads.

Renewed speculation about a merger with US partner Western Digital has added a strategic catalyst to the technical bounce. Media reports revived the “merger buzz” as the explosion in AI-driven demand for storage solutions intensifies the pressure to scale. Western Digital shares also climbed on US exchanges, and analysts argue that combining forces would give Kioxia the heft needed to compete against the likes of Samsung, which recently allied with NVIDIA on specialised AI memory architectures. Global NAND demand is expected to balloon from roughly 35 million terabytes this year to over 100 million terabytes by 2027.

Yet the stock remains deeply scarred. At Tuesday’s close, Kioxia still trades 16.96% below its 50-day moving average of €408.23, and its market capitalisation of €166.36 billion — while substantial — reflects the ground lost since the 52-week high of €621.00 set on 22 June 2026. The broader environment offers tailwinds: Japan’s government has outlined plans for 370 trillion yen in technology infrastructure investment through 2040, a multi-decade commitment that could sustain the chip ecosystem. But investors remain watchful of supply-chain stability and critical mineral costs, mindful that even a structural boom can produce sharp interim corrections. For now, the bull case rests on the simplest of arithmetic: a company sold out two years ahead, with a potential merger on the table and analysts calling for a doubled stock.