Micron Proved the AI Memory Boom Is Real. Apple Showed Its Cost.

Two parts: what just happened (Thursday) and what’s on deck today. Thursday delivered the purest “two sides of the AI coin” session of the year — Micron’s record-shattering earnings reignited the memory trade, while Apple’s surprise price hikes dragged the Magnificent 7 lower — on a day PCE confirmed inflation at a three-year high. The Dow set a fresh record on non-tech strength; the Nasdaq fell a fourth straight day.

Part 1 · Thursday, June 25 — Recap

🤖 Micron’s record quarter — the AI memory trade, reignited

The cleanest read on AI demand came in scorching (figures per Micron’s official release):

• Revenue: $41.46B vs ~$35.25B expected — up 346% YoY (from $9.30B), nearly double the prior quarter’s $23.86B.
• Non-GAAP EPS: $25.11 vs ~$20.28 expected; gross margin 84.9% (from 74.9% prior, 39% a year ago).
• Data-center revenue exceeded $25B in the quarter — an annualized run-rate above $100B.
• 16 Strategic Customer Agreements lock in roughly $100B in minimum contracted revenue plus ~$22B in upfront customer cash — a structural shift to “take-or-pay” durability.
• Guidance: a record ~$50B for the current quarter (±$1B), well above the ~$43.5B consensus; gross margin guided to ~86%.
• Stock +15% in extended trading; Qualcomm rode the wave +10% (doubled non-handset revenue outlook, Meta partnership). JPMorgan and Goldman sharply raised targets.

🍎 Apple’s price hikes — the same demand, the other side

The exact memory boom lifting Micron became a cost problem for device makers:

• Apple raised prices across select Mac and iPad models — including an M3 Ultra Mac Studio reported at $5,299 — citing surging memory/storage costs from the AI boom.
• The scale of the hikes caught investors off guard — AAPL fell ~6%, its worst day since February.
• Microsoft -3% (Xbox price increases too); all of the Magnificent 7 fell — the cost squeeze now visible at the consumer level.

🏦 PCE — a three-year high, in line

The Fed’s preferred gauge confirmed the hawkish backdrop without a fresh shock:

• Headline PCE: +0.4% MoM / 4.1% YoY — above 4% for the first time in three years (highest since April 2023), in line.
• Core PCE: +0.3% MoM / 3.4% YoY — highest since October 2023, in line.
• The read: validates Warsh’s hawkish turn — but with oil falling, Wall Street largely treats this as the peak inflation print from the war’s energy spike.
• Banks rose after passing the Fed’s stress test (dividend hikes ahead); gold fell on the firmer dollar.

📊 Thursday close (CNBC official)

• Dow: +0.14% → 51,920.62 (+71.72 pts; fresh intraday record — Caterpillar +6%, UnitedHealth, J&J led).
• S&P 500: -0.01% → 7,357.49 (essentially flat).
• Nasdaq: -0.46% → 25,358.60 (4th straight down day — first such streak since February).
• Russell 2000: +0.38% (just shy of 3,000).
• Micron +15% AH · Qualcomm +10% · Apple ~-6% · all Mag 7 lower.

Part 2 · On Deck Today (Friday, June 26, GMT)

A light calendar lets the Micron-vs-Apple tension breathe into quarter-end:

• ~15:00 — UoM Consumer Sentiment (final, June) + 1-yr inflation expectations — sentiment has been near record lows on war and cost-of-living; the inflation-expectations component matters more to a hawkish Fed than the headline.
• ~13:30 — Advance goods trade balance; wholesale/retail inventories — Q2 GDP-tracking inputs.
• Quarter-end + first-half-end positioning — last session of Q2 and H1; watch for rebalancing flows into the close.
• The watch: whether Micron’s “AI is intact” message or Apple’s “AI is getting expensive” message wins the tape — and whether the 4-day Nasdaq slide extends or breaks.
• No major earnings; Nike + Constellation report Tuesday, June 30.

🧠 The through-line

Thursday crystallized the question this market is wrestling with: Micron’s results provided fresh evidence that AI memory demand remains exceptionally strong — but the cost of feeding it is now reaching the most valuable companies on earth. Apple raising Mac prices to offset memory it can’t source cheaply highlights how the AI buildout’s costs may begin flowing through to consumers. Meanwhile PCE at 4.1% keeps Warsh’s hawkish Fed firmly in frame, even as falling oil suggests the inflation peak is in.

Into quarter-end, the split persists: the Dow at records on industrials and health care, the Nasdaq sliding on mega-cap tech. The rotation we’ve tracked all month isn’t slowing — it’s the defining trade of the second half.

Micron proved the AI memory boom is real. Apple showed its cost. PCE kept the Fed hawkish. The rotation rolls on.