SanDisk (SNDK) Stock News on November 30, 2025: S&P 500 Debut, 500% Rally and the AI Memory Bet
SanDisk stock closed at $223.28 on November 28, up 3.8% after joining the S&P 500, replacing Interpublic Group. Shares have surged over 500% year-to-date, fueled by the AI storage boom and strong Q1 FY2026 results, including $2.31 billion in revenue and $112 million in GAAP net income. Intraday trading ranged from $211.73 to $237.77 on volume over 13 million shares.