Stock market today: Dow rises, S&P 500 and Nasdaq slip as AI jitters return ahead of Micron earnings
AI jitters are resurfacing ahead of Micron's earnings, weighing on the S&P 500 and Nasdaq while the Dow holds gains. Micron's FY2025 revenue of $37.4B (+49% YoY) and 39.8% gross margins set a high bar, making the earnings reaction a clean read on whether the HBM/AI memory cycle still has legs.
What happened
AI jitters are resurfacing ahead of Micron's earnings, weighing on the S&P 500 and Nasdaq while the Dow holds gains.
The read · Jun 24
MU's earnings are a live referendum on whether the AI memory cycle is still accelerating or approaching a guided slowdown — the forward HBM commentary will determine whether the 49% revenue growth story continues to re-rate or rolls over.
Wrong if
A revenue beat with cautious forward HBM guidance or softer DRAM pricing outlook could produce a 'sell the news' reaction regardless of headline numbers — the backwards comp of 49% YoY makes guide-up increasingly necessary to sustain momentum.
CoverageSource: Yahoo Finance · Published here WED, JUN 24 · 4:03 PM ET · the only report in this recordHow this is decided →
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The story1 min read
Markets are showing cracks in AI sentiment ahead of Micron Technology's upcoming earnings report, with the S&P 500 and Nasdaq slipping while the Dow ekes out a gain. The divergence reflects investor unease about whether the AI infrastructure spending cycle — which has been the dominant market narrative — is beginning to moderate or face demand questions from hyperscalers.
Micron's enrichment data tells a strong fundamental story: FY2025 revenue hit $37.4B, up nearly 49% year-over-year, with gross margins expanding to 39.8% and diluted EPS of $7.59. This is the company's fastest growth cycle in years, driven almost entirely by High Bandwidth Memory (HBM) demand tied to AI accelerators from NVIDIA and others. The numbers have set a very high expectations bar heading into the print.
The tension here is classic high-growth, high-expectations: Micron has already delivered blockbuster numbers, so the stock's reaction will hinge on forward guidance — specifically whether HBM order visibility remains strong and whether DRAM/NAND pricing holds into the next cycle. Any hint of softening demand from hyperscalers or inventory building could punish the stock sharply, even against a strong backward-looking beat.
The bull case rests on continued AI capex momentum: if Micron guides for sustained HBM demand and margin expansion through FY2026, the current valuation looks defensible. The bear case is that the 49% YoY revenue comp becomes increasingly difficult to clear, and any macro or geopolitical disruption to the memory cycle — including China export restrictions — could trigger a meaningful de-rating. Watch the HBM allocation commentary and next-quarter revenue guide as the key signal.
The read, in fullWhy it matters
Micron has posted genuinely exceptional numbers (37.4B rev, 49% YoY, 39.8% gross margin), but the stock's reaction will be almost entirely forward-looking — HBM guidance and pricing commentary matter far more than the backward beat. Pre-earnings, the risk is two-sided and the outcome is binary, making a directional pre-print position difficult to justify on the enrichment alone without consensus price targets or options skew data.
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Next · what would move this
Into earnings print — binary event, 1-3 days. Follow to be told when one lands.
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▲ The case it holds
With FY2025 gross margins at 39.8% and revenue up 49% YoY to $37.4B, Micron has demonstrated it is a direct HBM beneficiary, and sustained AI capex from hyperscalers could extend this margin/revenue trajectory into FY2026, supporting further multiple expansion.
▼ The case it breaks
The 49% YoY revenue growth rate creates a compounding base-effect problem, and any inventory buildup in DRAM or softening in hyperscaler HBM orders would expose Micron to sharp guidance cuts that historically trigger outsized memory stock drawdowns.
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The memory
This page is kept as it was written on Jun 24. Later coverage joins it only when the company and catalyst evidence match, and what the stock did is shown from licensed end-of-day closes — never re-graded, never backdated. The judgment is yours.