Sandisk (SNDK), a trailblazer in flash storage solutions, captured the spotlight in 2025 following its February spin-off from Western Digital (WDC). Unleashed as an independent entity, SNDK accelerated dramatically, delivering a staggering 569% return year-to-date. This vaulted it to the top of the S&P 500 in 2025, dwarfing second-place WDC’s impressive 290% gain by nearly a 2-to-1 ratio.
As a pure-play NAND flash memory provider, Sandisk rode the wave of escalating demand from AI-driven data centers, where high-capacity chips became essential. Yet, with such a meteoric ascent, the question is: Can this flash memory powerhouse repeat its dominance in 2026?
This post originally appeared at Money Morning.