Why Five9 (FIVN) Is Up 19.1% After New 2026 Profit Guidance And S&P Index Additions

• Five9, Inc. recently reported its second-quarter 2026 results, with revenue of US$312.44 million and net income of US$3.37 million, and issued unaudited guidance calling for third-quarter 2026 revenue of US$316.0 million to US$322.0 million and full-year 2026 revenue of US$1.26 billion to US$1.27 billion alongside positive GAAP earnings.
• Alongside these results, Five9’s addition to multiple S&P indices, including the S&P 600 and S&P Composite 1500, underscores its growing relevance among smaller-cap U.S. technology names just as it forecasts continued profitability for the rest of 2026.
• We’ll now examine how Five9’s new full-year 2026 profit guidance shapes the existing investment narrative around AI-driven contact center growth.

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Five9 Investment Narrative Recap

To own Five9 today, you need to believe in the durability of AI-driven contact center demand and the company’s ability to turn that demand into consistent profits despite rising competition and leadership turnover. The latest Q2 2026 results and new guidance support the near term profitability catalyst, with management now calling for positive GAAP earnings for the full year. These updates do not remove the main risk that rapid AI commoditization and heavier R&D and sales spend could pressure margins.

The most relevant recent development here is Five9’s addition to the S&P 600 and S&P Composite 1500. That inclusion can increase visibility and index-driven ownership at a time when the company is signaling ongoing profitability and AI product momentum, potentially reinforcing the bull case that AI-enhanced, cloud-native contact centers can support recurring revenue and earnings growth even as the new executive team beds in.

But while these updates look encouraging, investors should be aware that leadership turnover and AI-driven pricing pressure could still disrupt Five9’s margin story and...

Read the full narrative on Five9 (it's free!)

Five9's narrative projects $1.5 billion revenue and $161.3 million earnings by 2029. This requires 9.5% yearly revenue growth and about a $104 million earnings increase from $57.3 million today.

Uncover how Five9's forecasts yield a $29.35 fair value, a 15% downside to its current price.

Exploring Other Perspectives

Some of the most optimistic analysts were already assuming revenue could reach about US$1.6 billion and earnings US$220 million by 2029, so you should weigh whether the latest profitability guidance and your own view on AI margin risk support that kind of outlook or suggest something more conservative.

Explore 6 other fair value estimates on Five9 - why the stock might be worth 42% 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 Five9 research is our analysis highlighting 3 key rewards and 2 important warning signs that could impact your investment decision.
• Our free Five9 research report provides a comprehensive fundamental analysis summarized in a single visual - the Snowflake - making it easy to evaluate Five9'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.

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