Why Is SanDisk (SNDK) Stock Up Today? $1,250 Price Target and Nasdaq-100 Entry Spark 8.4% Rally

SanDisk Corp (SNDK) shares surged on April 23, 2026, closing up 8.37% at an all-time high of $979.07. The rally marks a historic milestone for the company, which has seen its stock price explode by over 3,000% in the past year. The primary drivers include a massive upward revision in price targets from top-tier analysts, the official inclusion of the stock into the prestigious Nasdaq-100 Index, and a full-blown NAND shock that has sent flash memory prices skyrocketing.