Sandisk Stock Surges 15% After Investor Day, But Charts Stay Split

Sandisk stock delivered one of its most violent sessions of the year. SNDK closed at 1528.11, up sharply from a 1339.4 open and an intraday high of 1580.88. The catalyst was Investor Day, where management unveiled FY2030 targets for mid-to-high teens revenue growth and expanded margins.

Key takeaways

• SNDK closed at 1528.11, up sharply from a 1339.4 open and an intraday high of 1580.88.
• The stock jumped as much as 15% on Investor Day news, according to Yahoo Finance; Seeking Alpha cited a roughly 10% pop.
• Management’s FY2030 targets call for mid-to-high teens revenue growth and expanded margins.
• The daily structure remains neutral despite the rebound, with RSI14 at 53.51.
• Daily ATR14 of 167.63 signals elevated volatility in the sessions ahead.

Market Context: Sandisk Stock Rebounds After a Deep Drawdown

This move looks less like a fresh breakout and more like a sharp reversal attempt after a painful drawdown. The Motley Fool has flagged Sandisk as one of the most volatile stocks of 2026. Both Sandisk and Micron had plunged 25% to 42% from their 2026 highs before this rebound.

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