Memory Stocks Sold Off Today. But Did the AI Thesis Actually Change?

Today's selloff across the memory sector wasn't driven by weakening AI demand. $闪迪(SNDK)$ $美光科技(MU)$

It was triggered by a newly filed U.S. class-action lawsuit against Samsung, SK hynix, and Micron, alleging that the three companies coordinated DRAM production cuts, shifted capacity toward higher-margin HBM, and artificially tightened DRAM supply, resulting in a sharp increase in memory prices.

The lawsuit certainly introduces potential legal and regulatory risks.

But it doesn't change the industry's supply-demand fundamentals.

As of today:

• HBM demand remains supply-constrained.

• NVIDIA's Blackwell and next-generation Rubin roadmap remains intact.

• Hyperscaler AI capex has not been revised lower.

• Memory vendors continue prioritizing HBM production because it delivers significantly higher margins than commodity DRAM.

• Industry expectations still point to tight HBM supply extending well into 2027.

In other words:

Today's market reaction was driven by legal risk, not deteriorating AI demand.

The next real catalyst isn't this lawsuit.

It's management guidance.

The market now needs confirmation that:

• HBM demand is still outpacing supply.

• Pricing remains firm.

• Customer orders remain intact.

• Capacity expansion continues as planned.

If those metrics remain unchanged, today's selloff could prove to be an event-driven correction rather than a change in the AI memory cycle.

The lawsuit may affect sentiment in the short term.

HBM orders will determine valuations over the long term.

Not financial advice.