Memory Stocks Surge as SanDisk Leads Sector Rally Following Investor Day

Key Facts

In a move reflecting a positive shift in semiconductor sector sentiment, memory and storage stocks experienced a sharp intraday rally during Thursday's session. According to reports, SanDisk led the surge with a 15% gain, while SK Hynix and Micron shares rose by 8% and 6% respectively. This momentum follows a period of sector weakness and was triggered by SanDisk's Investor Day, where management outlined ambitious targets including mid-to-high teens revenue growth and sustained non-GAAP gross margins of approximately 80% through fiscal 2030.

The rally serves as a significant reversal for the group; SanDisk entered the session down roughly 19.7% over the past month per analyst facts. Regarding peer performance, market data shows Micron (MU) closed at $911.29 on August 12, 2026, while SanDisk (SNDK) stood at $1,344.29 on the same date. Optimism was further bolstered by management's projection that the enterprise data center flash total addressable market will grow to 1.2 zettabytes by 2030, driven largely by AI inference workloads.

Traders are now watching if these levels can hold, with SNDK hitting a day high of $1,389.28 and MU reaching $935.80 as of the August 12, 2026 close. With no immediate sector-specific catalysts in the upcoming economic calendar, focus remains on management's execution of its plan to return 100% of excess cash to shareholders. Investors may monitor support levels near the August 12 lows of $1,308.53 for SNDK and $899.54 for MU.