SanDisk (NASDAQ:SNDK) has delivered a staggering 541% gain in 2026, yet Wall Street remains hesitant to declare the rally over. The surge follows an investor day where management outlined a strategy aimed at reducing the historical volatility of NAND memory pricing. The stock jumped 13.7% to $1,528.11 on Thursday, extending a four-session advance to 25.8%.

Management projects mid-to-high-teens revenue growth from fiscal 2028 through 2030, with adjusted gross margins around 80% and operating margins near 75%. These figures are underpinned by eight New Business Model agreements with major customers, carrying $93.9 billion in contract value at floor pricing and running up to five years. According to Evercore ISI analyst Amit Daryanani, who reiterated an Outperform rating and a $2,800 price target, these agreements are expected to generate "highly attractive returns even at floor pricing."

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The core of the bull case rests on the belief that SanDisk can maintain strong profitability even when NAND prices eventually cool. Historically, memory markets have been brutally cyclical: strong demand drives prices up, producers expand capacity, and oversupply eventually pushes prices and margins down. SanDisk's new contracts aim to lock in volumes and economics with customers, covering about half of fiscal 2027 bit shipments and roughly two-thirds of fiscal 2028 output.

JPMorgan analyst Harlan Sur noted after SanDisk's latest earnings that this model offers a path toward stronger earnings power, reduced cyclicality, and more durable fundamentals. Analysts are not assuming NAND prices stay elevated forever, but they are betting that SanDisk will remain more profitable when prices weaken.

Beyond the contract structure, AI is creating new forms of storage demand. SanDisk is developing high-bandwidth flash (HBF) for AI workloads, as inference requires fast storage near processors. The company, along with SK Hynix, has released an open HBF standard, with Google participating in the consortium. Management expects to begin shipping HBF samples next year. This opportunity, combined with expanding data-center SSD demand, helps explain why management believes gross margins near 80% can be sustainable through fiscal 2030. SanDisk's adjusted gross margin reached 84.6% last quarter, up from 26.4% a year earlier.

Argus Research analyst Jim Kelleher recently upgraded SanDisk to Buy with a $1,600 target, seeing the company in the early stages of a multiyear period of revenue acceleration and margin expansion, supported by AI and cloud investment. However, the 541% rally carries significant risk. RBC Capital Markets analyst Srini Pajjuri said investors may continue valuing SanDisk on traditional memory metrics until the durability of its new contracts becomes clearer, noting that floor-pricing economics have not yet been tested through a meaningful downturn. Jefferies analyst Blayne Curtis cut his target to $1,750 from $3,000 while maintaining a Buy rating, citing moderating NAND pricing, lower gross-margin guidance, and questions around near-term bit shipments.

For investors, the key question is whether SanDisk's new model truly breaks the memory cycle or merely delays it. The company's AI-driven growth targets through 2030 are ambitious, but the market has already priced in a lot. As recent pullbacks have shown, even strong demand can be overshadowed by guidance concerns. The options market is pricing in significant volatility, reflecting uncertainty about the NAND cycle's durability.

While the bullish narrative is compelling, the lack of a tested downturn leaves room for skepticism. SanDisk's ability to deliver on its long-term targets will depend on execution and the resilience of its contract structure. For now, analysts remain split, but the stock's momentum suggests many are willing to give management the benefit of the doubt.

This article is for informational purposes only and does not constitute financial advice.