Micron Earnings Analysis — 86% Gross Margins Signal Peak Memory Bubble

by | Jun 29, 2026

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Something remarkable happened last week that perfectly captures where we are in this AI infrastructure buildout…

Micron (MU) reported earnings that blew the doors off the place, and the stock popped 17% in post-market trading.

Here’s what caught my attention: They’re guiding for 86% gross margins. Let me say that again — 86%. That means they’ve marked up the price of memory 86% over their cost just because they can.

And people are paying it.

Look, I’ll be straight with you. Memory’s a bubble. It’s probably the biggest memory bubble of our lifetimes, and it’s pushing the cost of electronics that have memory up along with it.

But the AI buildout isn’t a one-time shock like an oil spike — it’s a massive multi-year demand wave. You can feel it in everyday products too. Try buying a new computer lately. They’ve gotten more expensive — Apple just raised prices on some Macbooks and iPads by 20% — and that pressure rolls straight into the margins companies like MU are enjoying.

And here’s the key: This bubble isn’t popping today, not tomorrow, not next week, next month… maybe next year. But we could go 50% higher here.

The Hyperscaler Spending Machine Won’t Stop

Why am I so confident this bubble has legs? Because Microsoft (MSFT), Alphabet (GOOGL) and Amazon (AMZN) are spending $741 billion on capital expenditures this year.

That’s not a typo. Three-quarters of a trillion dollars.

The demand wave is accelerating. Wholesale electronic components are up 27%. Computer software is up 15%. RAM that used to cost 100 bucks is now worth $1,000. This is what happens when the entire digital world tries to rebuild itself at once.

And there’s another macro layer to this. The Federal Reserve is in a trap. They need 2% inflation — not as a guideline but as a must-have. That pressure shapes the entire economic backdrop we’re trading in, especially when rising component costs collide with stubborn inflation expectations.

Trading the Bubble Without Getting Burned

Now, I watched what happened intraday, and it tells you something important about how to play this. MU was the big winner but gave it back. It didn’t even really go higher than it was just a couple days ago, and it faded quickly after popping the high.

You’ve got to be nimble because bubbles don’t pop on schedule. They pop when the fundamentals shift. Until that happens, you’ve got to respect the trend while staying aware of how fast sentiment can turn.

The broader market is showing its own signs. The S&P 500 (SPY) has the same sort of pattern — the same drop potential. There’s a high probability we drop, and that risk hangs over every short-term setup. When markets are stretched and chasing performance, the smallest catalyst can spark a pullback.

This is why diversification still matters. Gold took a hit on rate fears, but the structural case is already building. It has never been stronger, and the pressures forming underneath the surface are only going to get worse as we move forward. In an environment where AI spending is inflating select sectors to extremes, having exposure to assets that thrive in uncertainty isn’t optional — it’s necessary.

The key here is understanding that yes, we’re in bubble territory — but bubbles don’t operate on calendars. They run until the demand wave crests, until margins like 86% become unsustainable, until the fundamentals finally break.

We’re not there yet. The hyperscalers are still writing massive checks. The AI infrastructure buildout is still in early innings. And memory suppliers like MU are printing money hand over fist.

Just remember — when you’re trading a bubble, the question isn’t whether it’ll pop. It’s when. And right now, the music’s still playing.

Jeffry Turnmire
Jeffry Turnmire Trading

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