• In early July 2026, Fortinet introduced its new FortiGate G series appliances to secure AI-focused enterprise data centers while also experiencing index removals and insider share sales, all against a backdrop of sector strength following Palo Alto Networks’ robust results.
• The combination of an AI-oriented product launch, an ongoing shift toward higher-margin recurring revenue, and technical index changes has sharpened the tension between Fortinet’s operational progress and widespread concerns about a premium valuation.
• With the AI-focused FortiGate G series launch now in place, we’ll examine how this development reshapes Fortinet’s broader investment narrative.

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Fortinet Investment Narrative Recap

To own Fortinet, you have to believe its shift toward higher margin, recurring software and AI driven security can offset the cyclicality of hardware firewalls and rising competition. The latest FortiGate G series launch and data center focus support that thesis, but the stock’s rich valuation and concerns about dependence on existing firewall customers remain the key near term risk. Recent index removals and insider selling look more technical than fundamental so far.

Among recent developments, the launch of FortiGate G series appliances for AI centric data centers is most relevant here. It directly ties Fortinet’s core firewall franchise to AI workloads, which could help sustain demand once the current hardware refresh cycle slows. At the same time, questions around how far this AI story can extend beyond the existing install base, especially in SASE, remain front and center for the stock.

Yet investors should also consider how richly valued shares already are if Fortinet struggles to expand SASE beyond its firewall base...

Fortinet’s narrative projects $9.9 billion revenue and $2.7 billion earnings by 2029. This requires 11.7% yearly revenue growth and an earnings increase of about $0.7 billion from $2.0 billion today.

Uncover how Fortinet's forecasts yield a $113.89 fair value, a 28% downside to its current price.

Exploring Other Perspectives

Some of the most optimistic analysts were already expecting revenue of about US$10.6 billion and earnings near US$3.2 billion by 2029, so if you lean bullish on AI driven SASE momentum, this latest news might strengthen that view, while more cautious readers may see the same forecasts as a stretch that could be revised as the story unfolds.

Explore 16 other fair value estimates on Fortinet - why the stock might be worth 41% less than the current price!

The Verdict Is Yours

Disagree with existing narratives? Extraordinary investment returns rarely come from following the herd, so go with your instincts.

• A great starting point for your Fortinet research is our analysis highlighting 2 key rewards that could impact your investment decision.
• Our free Fortinet research report provides a comprehensive fundamental analysis summarized in a single visual - the Snowflake - making it easy to evaluate Fortinet's overall financial health at a glance.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.