Sandisk up nearly 650% in 2026, best performer in the S&P 500, on AI-driven NAND flash shortage

Sandisk (SNDK) is up nearly 650% in 2026, making it the best-performing stock in the S&P 500 after a nearly 570% gain in 2025, as a global NAND flash memory shortage driven by AI demand lifts the shares.

Detected & updated continuously · Source: Nebula