The Overlooked Growth Engine Powering Cisco Systems Stock

You might think you know this networking giant, but a new business in AI infrastructure is quietly forging its next era of growth.

After a run that has seen Cisco Systems (CSCO) stock climb +46% in just three months, you might be wondering what could be left in the tank. The answer lies in a part of the business that is growing so fast, management’s own forecasts can barely keep up.

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A Large AI Order Book

Forget the Cisco of old. The company is rapidly becoming a critical supplier for the world’s biggest AI players. In its most recent quarter, management revealed it now expects to take AI infrastructure orders of approximately $9 billion from hyperscalers in FY ’26. To put that in perspective, just one quarter prior, the company was guiding for orders “in excess of $5 billion.” This new forecast represents a substantial growth of “4.5x our FY ’25 total.” The demand is so strong that the company has already taken $5.3 billion in such orders year-to-date, with a full quarter still to go. This new demand represents a bonfire, not merely a flicker.

The Silicon Advantage

So, why are the biggest cloud providers suddenly turning to Cisco? Management points directly to its proprietary technology, particularly its systems and market-leading Acacia optics. The CEO has been clear: “If you don’t have silicon, you’re going to struggle to be relevant to the hyperscalers.” The underlying chip design gives Cisco a significant differentiator and, crucially, “a lot more control over the supply chain.” This allows the company to be more confident in its ability to deliver when competitors might be struggling with constraints. The strategy is clearly working, with the company landing 5 new design wins with hyperscalers in Q3 alone.

The Core Business Is Accelerating, Too

The natural question is whether this AI boom is masking weakness elsewhere. The evidence suggests the opposite. Even when you strip out the triple-digit growth from hyperscalers, Cisco’s product orders were still up 19% year-over-year. That’s an acceleration from the 10% growth seen in the prior quarter. This broad-based demand, with enterprise orders up 18% and public sector orders up 27%, pushes back against the idea that customers are simply pulling orders forward. The entire networking portfolio appears to be firing, with campus networking orders growing more than 25% as customers begin what Cisco sees as a “multiyear, multibillion-dollar” refresh cycle. We recently looked into the drivers behind this large AI bet and what it means for the company’s valuation.

The story here extends beyond a single strong quarter. The velocity of the AI order growth suggests a new, durable engine is being bolted onto Cisco’s already considerable scale. The market is waking up to the AI story, but the sheer scale of the opportunity suggests the full potential of this shift may not yet be priced in. This is the kind of fundamental change that could keep a stock climbing long after the initial excitement fades.

How Do You Spot This Before The Crowd Does?

An opportunity like this only counts once it starts showing up in the numbers, and the first hard place it surfaces is management’s guidance. The moment a company can actually see the new revenue coming, it raises its forecast, and a raised forecast that the market is already rewarding is about the cleanest proof that a story like this is turning real. Arista Networks (ANET), Amphenol (APH), and Datadog (DDOG) are flashing exactly that signal right now. Our Guidance Momentum screen tracks every S&P 500 name where a rising forecast is already meeting real price momentum, so you can hunt for the next opportunity like this one while it is still early. And if you would rather own the whole theme than bet on this one name, a technology ETF like XLK holds the entire group.

Do Not Let One Winner Become Your Only Bet

Spotting upside in a name is the fun part – but letting a single winner grow into most of your portfolio is how good years get undone in one bad one. Concentration cuts both ways, and selling to spread the risk hands a chunk to the IRS. There is a way to lock in the gains and diversify without the tax hit.