Sandisk Shares Surge 15.14% on $1.09B Volume Rank 87th as AI Storage Demand Rises

Sandisk (SNDK) surged 15.14% on October 13, 2025, with a trading volume of $1.09 billion, ranking 87th in market activity for the day. The stock's strong performance coincided with renewed industry focus on data storage solutions amid evolving enterprise computing demands.

Recent developments highlight Sandisk's strategic positioning in the solid-state storage market. The company has been expanding its portfolio of NAND flash technologies tailored for AI-driven workloads, aligning with growing enterprise investments in high-performance storage infrastructure. Analysts noted that Sandisk's recent product roadmap updates emphasized scalability and energy efficiency, key differentiators in a competitive market segment.

Market participants observed increased institutional buying activity during the session, with several large-cap mutual funds adjusting their exposure to tech-enabled storage equities. The move came as investors recalibrated portfolios ahead of potential policy shifts in global data center regulations, which could favor companies with robust R&D pipelines in sustainable storage technologies.

The back-test results indicate a consistent performance pattern: using close prices between January 1, 2022, and October 13, 2025, the "hold 1 day" strategy yielded returns without additional stop-loss parameters. The test period reflects natural market cycles without external volatility controls, providing a baseline for evaluating short-term trading dynamics in the sector. No stop-loss/take-profit levels were applied during this specific evaluation window.