Stock Analysis

Fortinet (FTNT) Valuation in Focus as Legal Scrutiny and Analyst Concerns Shape Market Sentiment

Fortinet (FTNT) is attracting attention as a wave of class action lawsuits allege the company was not fully transparent about the scale and business impact of its firewall product refresh. Legal challenges are now intersecting with investor concerns about future earnings potential and putting the stock in the spotlight.

See our latest analysis for Fortinet.

This intense legal scrutiny has certainly shaken up sentiment. After some sharp moves surrounding the firewall refresh revelations, Fortinet's share price is still down year-to-date. However, long-term total shareholder returns remain robust, with more than 250% gained over five years. Meanwhile, recent news about new partnerships and continued cybersecurity demand suggest that while investor confidence has wavered in the short term, there is still optimism about Fortinet rebounding as the legal dust settles and growth drivers play out.

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This year’s legal and business turbulence has certainly weighed on Fortinet’s valuation. However, with shares still well above pre-pandemic levels and financials staying resilient, the big question is whether the dip signals a genuine buying opportunity or if the market has already factored in all future growth potential.

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Most Popular Narrative: 12.9% Undervalued

Fortinet closed at $86.29, while the most-followed narrative pegs its fair value at $99.03. At current levels, the stock trades below where proponents of this narrative believe it should, setting up an intriguing valuation debate ahead.

The company offers a financial profile of outstanding and consistent GAAP profitability, with best-in-class operating margins that result from its founder-led engineering focus and proprietary ASIC architecture. It generates robust free cash flow and boasts a highly integrated, cost-effective product platform that resonates strongly across a massive customer base.

Read the complete narrative.

Want to know which powerful assumptions make this fair value tick? There is a bold profit outlook, a best-in-class margin trajectory, and more under the surface. See how these surprising numbers and founder-led innovations drive the full narrative.

Result: Fair Value of $99.03 (UNDERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, recent security vulnerabilities and reliance on hardware sales remain risks that could limit Fortinet’s premium valuation or put pressure on future growth trajectories.

Find out about the key risks to this Fortinet narrative.

Another View: What Does the SWS DCF Model Say?

While many see Fortinet as trading below fair value based on commonly used multiples, the SWS DCF model tells a different story. Using projected future cash flows, this approach currently estimates Fortinet's fair value at $84.49, which is slightly below today's price. Does this mean optimism in the market is outpacing fundamentals?

Look into how the SWS DCF model arrives at its fair value.

FTNT Discounted Cash Flow as at Oct 2025
FTNT Discounted Cash Flow as at Oct 2025

Simply Wall St performs a discounted cash flow (DCF) on every stock in the world every day (check out Fortinet for example). We show the entire calculation in full. You can track the result in your watchlist or portfolio and be alerted when this changes, or use our stock screener to discover undervalued stocks based on their cash flows. If you save a screener we even alert you when new companies match - so you never miss a potential opportunity.

Build Your Own Fortinet Narrative

Of course, if these views don't quite line up with your own, you're welcome to dive into the numbers and craft your own narrative quickly. Do it your way.

A good starting point is our analysis highlighting 4 key rewards investors are optimistic about regarding Fortinet.

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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.

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