Sandisk stock surges over 557% in 2026 as AI memory and storage become critical to chip infrastructure; Roundhill Memory ETF (DRAM) offers diversified alternative.

Sandisk's stock has gained over 557% this year and eclipsed $1,500 per share, driven by record revenue from AI-driven storage contracts and multiyear supply deals from major AI developers for next-generation SSDs and high-capacity NAND nodes.

Memory and storage have shifted from supporting components to core pillars of AI infrastructure. High-bandwidth DRAM and advanced NAND architectures are needed to reduce latency, manage power loads, and scale data center infrastructure for AI hyperscalers.

The Roundhill Memory ETF (DRAM) tracks companies involved in dynamic random-access memory (DRAM), NAND flash, and related storage technologies, including Micron Technology, SK Hynix, Samsung Electronics, and Sandisk, with a 0.65% expense ratio and geographic diversification.