Zscaler Stock Plummets Amidst Disappointing Revenue Outlook
Finance

Zscaler Stock Plummets Amidst Disappointing Revenue Outlook

authorBy Nouriel Roubini
DateMay 28, 2026
Read time2 min

Cybersecurity firm Zscaler recently witnessed a dramatic 32% decline in its stock value after announcing its third-quarter financial results. This sharp downturn occurred despite the company exceeding analyst expectations for both revenue and earnings per share. The primary catalyst for investor concern was Zscaler's updated revenue growth projections for 2027, which fell below market forecasts, coupled with plans for increased capital expenditures in artificial intelligence.

Zscaler Faces Market Revaluation After Q3 Report

On a recent Wednesday, Zscaler, Inc. (ZS), a prominent figure in the cloud-native security sector, experienced a substantial 32% drop in its share price. This event unfolded after the company revealed its fiscal third-quarter performance and provided a forward-looking outlook that left investors uneasy. Despite reporting impressive third-quarter figures, including revenues of $850.5 million—a 25% year-over-year increase—an 81% gross margin, a $196 million operating income representing a 33% year-over-year growth, and a robust $136 million in free cash flow, the market's focus quickly shifted to future guidance. The core issue that led to the sell-off was management's revised revenue growth rate forecast for fiscal year 2027, projecting 16-17%, which fell short of market expectations ranging from 19-20%. This adjustment, along with anticipated higher capital expenditures for AI initiatives, signaled a potential deceleration in growth for the company.

From a market observer's standpoint, the intense negative reaction to Zscaler's revised guidance appears disproportionate. While a recalibration of growth expectations is certainly noteworthy, it seems to overshadow the company's fundamental strengths. Zscaler maintains a strong position in the cybersecurity landscape, driven by its innovative platform, consistent profitability, and its leadership in leveraging cloud-native and AI-powered solutions. The current market valuation may not fully reflect these enduring advantages, suggesting that the recent sell-off could present an intriguing opportunity for investors to reconsider the long-term prospects of this cybersecurity leader.

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