Zscaler, Inc. (ZS) - Stock Analysis

Last updated: Sep 20, 2026

Research Idea

Research content for general circulation. Not individualized advice. Methodology & Disclosures

Legitimate momentum setup with Q2 revenue up 26% YoY, ARR up 25%, raised FY26 guidance, RPO up 31% to $6.1B, record large-deal activity, and the stock up about 26% over 21 trading days.

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Idea window: 5/19/2026 – 5/26/2026Sector: Technology

AI Analyst Overview

Last Price
$225.78
Market Cap
$36.51B
1D Return
-3.40%
YTD Return
+0.38%

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Valuation Metrics

P/E
-578.9
P/B
13.9
P/S
10.9
EV/EBITDA
204.8
Div Yield
—

Fundamental Analysis

6.0

Key Financial Insights: • Strong Free Cash Flow • Profitability Still Negative • Elevated Stock Compensation ZS has strong cash flow and liquidity, but persistent losses, high leverage/SBC, and an expensive valuation make profitability execution the key watchpoint.

CashFlow
ValuationRisk

Price Behavior

6.0

Key Price Behavior Insights: • Strong monthly rebound • Near-term resistance • Volatile price swings Support Level: $191–$193 (secondary: $181–$184) Resistance Level: $197.47 ZS gained 13% over the last month and remains bullish above $191–$193, but traders should watch for a decisive break above $197.47 or a volatile pullback from resistance.

Bullish
Volatile

Sentiment & News

6.0

Key News Insights: • Earnings Outperformance • AI Security Demand • Growth Deceleration Zscaler's strong earnings, AI-security momentum and Z-Flex adoption are offset by slowing-growth and cash-flow concerns that continue to pressure shares.

Cybersecurity
GrowthConcerns
AI

AI Summary

6.0
Neutral

ZS is now a “prove the next growth vector” investment: its premium valuation requires data security, AI security, SecOps and Z-Flex to reaccelerate net-new ARR amid slowing 16%–17% growth, while elevated SBC and rising infrastructure CapEx threaten the free-cash-flow durability supporting the multiple.

PlatformUpsell
ValuationRisk
ARRExecution
AI summary updated 22 days ago

Description

Zscaler, Inc. is a San Jose–based provider of cloud-native security services that deliver secure connectivity for users, devices and workloads to both external and internal applications. Its offerings include secure internet and private access, tools for measuring digital experience, and cloud workload and posture controls designed to reduce misconfiguration, limit lateral threat movement and support compliance. The company serves enterprise clients across industries such as financial services, healthcare, retail, technology and the public sector and was incorporated in 2007 (renamed Zscaler in 2008).

Idea History

DateCloseTickerCompanySummaryStatusP/L
May 19May 26ZSZscaler, Inc.
Legitimate momentum setup with Q2 revenue up 26% YoY, ARR up 25%, raised FY26 guidance, RPO up 31% to $6.1B, record large-deal activity, and the stock up about 26% over 21 trading days.
Closed+5.2%
Research content for educational purposes only. Not investment advice. All decisions are your responsibility.