Micron’s Earnings Shock: The Numbers That Rewrote the Memory Chip Playbook

Micron crushes Q2 estimates with $12.20 EPS, guides $33.5B revenue, as HBM margins hit 81% and long-term cloud deals reshape the memory cycle.

The numbers coming out of Micron Technology are starting to look less like a cyclical upswing and more like a structural transformation. The company’s latest quarterly results have blown past Wall Street’s most optimistic forecasts, and a fresh wave of analyst upgrades suggests the market is only beginning to price in what the AI-driven memory boom really means.

Micron earned $12.20 per share in the second quarter of fiscal 2026, crushing the consensus estimate of $8.60. Revenue hit $23.86 billion — roughly $4 billion above what analysts had penciled in. For context, that single quarter’s top line is approaching the entire annual revenue the company generated in 2023. And the outlook is even more staggering: management guided for third-quarter revenue of $33.5 billion, with earnings per share expected to land between $18.90 and $19.30.

The Margin Story That’s Changing the Narrative

Perhaps the most telling metric is the gross margin trajectory. A year ago, in the second quarter of fiscal 2025, Micron’s gross margin stood at 37 percent. The company now expects that figure to hit 81 percent. The driver is unmistakable: High-Bandwidth Memory (HBM) is crowding out low-margin standard DRAM in the product mix, and the shift is accelerating.

This is the structural change that Melius Research analyst Ben Reitzes highlighted when he initiated coverage with a buy rating and a $700 price target. In his view, three forces are converging to reshape Micron’s business model. First, HBM has become a critical component for AI processing, not a peripheral add-on. Second, the industry is moving away from spot purchases toward multi-year supply agreements with major cloud customers. Third, the exponential nature of AI demand — each new generation of models requires more memory — is creating a demand curve that the semiconductor industry has never experienced.

Micron’s stock responded immediately to the Melius call, climbing more than 5 percent on Monday to a fresh all-time high. The shares have now gained roughly 65 percent since the start of the year, leaving many semiconductor peers in the dust.

Why the Valuation Gap Matters

Despite the rally, the stock still trades at just six times expected annual earnings. The broader semiconductor index, by contrast, commands a price-to-earnings multiple of 25. That gap reflects lingering skepticism about whether the memory market can escape its historical boom-and-bust cycle — what industry veterans call the “hog cycle,” where supply eventually catches up with demand and prices collapse.

Some analysts are already penciling in a 10 percent revenue decline for 2028. But the bull case rests on the idea that long-term contracts with cloud giants will provide a margin floor that previous cycles lacked. The sell side is increasingly leaning that way. Lynx Equity has set a $825 price target, citing sold-out capacity. KeyBanc sees the stock reaching $600, supported by firm pricing floors. UBS recently lifted its target to $535, pointing to expanding margins.

HBM4 Is Already in Production — and Fully Sold

The optimism isn’t based on speculation alone. Micron began mass production of its next-generation HBM4 chips in April 2026, delivering data throughput of more than 2.8 terabytes per second with significantly better energy efficiency than previous generations. The company’s selection as a key supplier for Nvidia’s Blackwell platform triggered a surge in demand, and the entire HBM production for calendar 2026 is already spoken for. Supply constraints are expected to persist through 2027.

There’s also a geopolitical angle that works in Micron’s favor. As the only US-based memory manufacturer with meaningful scale, the company is better positioned to benefit from domestic semiconductor subsidies and less exposed to US-China technology restrictions than rivals in South Korea or Taiwan.

The third-quarter guidance will be the next test. If Micron delivers on its $33.5 billion revenue forecast and hits the midpoint of its earnings range, the narrative of a structural break from the old memory cycle will gain considerable weight. For now, the bulls are holding the wheel — and the numbers are backing them up.