The Cloud Backlog That Changed Everything For Google Stock

If you held Alphabet (GOOGL) stock over the past year, congratulations. You watched it deliver a +108% return, leaving the S&P 500’s +22% gain in the dust. It also trounced its mega-cap tech peers, with Microsoft (MSFT) falling 21% and Meta Platforms (META) dropping 14.0% over the same period. For years, the story was that Google’s core search business was a cash machine funding a perpetually third-place cloud effort. So what changed to justify this dramatic rerating?

While AI hype played a role, the fundamental shift occurred the moment Google Cloud stopped being a project and became a profit engine.

What Actually Flipped The Switch In Google Cloud?

The division’s performance simply hit another gear. In its first quarter of 2026, Google Cloud revenue grew 63% to top $20 billion for the first time. More importantly, the profitability was high. Cloud operating income tripled year-over-year, and its operating margin expanded from 17.8% to 33%. What made this growth so significant? It was its high profitability, a combination the market had been waiting years to see. We recently explored whether this means Google Cloud is officially driving the train for the company’s future.

But How Real Is That Demand?

It’s $462 billion real. That’s the size of Google Cloud’s backlog, a figure that management revealed had nearly doubled in a single quarter. This isn’t a forecast; it’s a mountain of committed future revenue from customers locking in services. For the first time, the company’s “enterprise AI solutions have become our primary growth driver for cloud,” with revenue from products built on its latest AI models growing nearly 800% year-over-year. The core search business remains a powerhouse, with revenue up 19% and queries at an “all-time high,” but the Cloud backlog provided tangible proof that Alphabet had built a second, formidable growth engine.

What’s The Catch To All This Growth?

Building this AI empire requires a notable amount of capital. Management admitted that even with record spending, they are “compute constrained in the near term,” and that “cloud revenue would have been higher if you were able to meet the demand.” The company raised its 2026 capital expenditure forecast to a range of $180 billion to $190 billion. Then came the real kicker: they expect 2027 CapEx to “significantly increase” yet again.

The market has paid for the growth, but has it priced in the blank check required to keep it going?

Does This Run Have Staying Power?

Knowing why a stock ran is one thing; knowing whether the run has legs is another. The most durable moves are the ones a rising forecast is actually backing, rather than a good week of sentiment. Our Guidance Momentum screen tracks the S&P 500 names where a raised outlook meets real price momentum, so you can judge which runs are built to last. If you would rather own the whole theme than ride this one winner, a communication services ETF like XLC holds the entire group.

How Do You Compound A Move Like This?

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