CANADA - 2025/09/04: In this photo illustration, the Sandisk Corporation (San Disk) logo is seen displayed on a smartphone screen. (Photo Illustration by Thomas Fuller/SOPA Images/LightRocket via Getty Images)SOPA Images/LightRocket via Getty ImagesUp 215% year-to-date? That’s no mistake. SanDisk (NASDAQ: SNDK) has astonished markets in 2025, with its shares soaring over 215% to around $115. This increase is attributed to a combination of structural demand benefits, a corporate revival, and strengthened fun ...