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Zscaler, Inc. (ZS) Stock Analysis — Fair Value, Risk & Moat Rating

NMS · Technology · Software - Infrastructure

$134.80 0.12 (0.1%) As of Apr 20, 2026
Overall Verdict Safe Zone
3.70
Altman Z-ScoreSafe Zone
$186.84
Fair ValueUndervalued +27.9%
3.1
Moat RatingNarrow moat
TL;DR · Audit Summary

Is Zscaler, Inc. a safe investment right now?

Zscaler, Inc.'s Altman Z-Score of 3.7 places it in the safe zone. Our DCF model estimates intrinsic value at $186.84, suggesting the stock may be undervalued by 28%. Moat rating: 3.1/5 stars.

Section 01 · Financial Health

Could Zscaler, Inc. go bankrupt? Altman Z-Score analysis

3.70

Z-Score of 3.7 is above 3.0, indicating the company is financially healthy by this metric.

  • Below 1.8 — Distress Zone (high bankruptcy risk)
  • 1.8 to 3.0 — Gray Zone (elevated uncertainty)
  • Above 3.0 — Safe Zone (financially healthy)

What drives ZS's Z-Score?

Altman Z-Score components for ZS
ComponentFormulaValueWeightContribution
A · Working Capital / Total AssetsWC / TA0.06031.20.07
B · Retained Earnings / Total AssetsRE / TA-0.2441.4-0.34
C · EBIT / Total AssetsEBIT / TA-0.04993.3-0.16
D · Market Cap / Total LiabilitiesMCap / TL6.31750.63.79
E · Revenue / Total AssetsRev / TA0.34371.00.34

How has ZS's financial health changed over time?

3.0 Safe1.8 Distress0.027.855.583.3111.120182019202020212022202320242025
ZS Z-Score history
YearZ-ScoreZone
201896.59Safe
201962.62Safe
202044.06Safe
202110.24Safe
20227.77Safe
20235.74Safe
20244.54Safe
20253.7Safe

Source: Calculated from ZS's latest 10-K filing on SEC EDGAR.

Section 02 · Fair Value Estimate (Value-Speculation)

What could Zscaler, Inc. be worth? (High Uncertainty)

Value-Speculation Classification: Currently unprofitable — this is a turnaround bet, not a value investment. Fair value uses forward estimates only, with high uncertainty.
Blended Fair Value · FVL Estimate$186.84
vs
Market Price · today$134.80

Fair value range: $134.95 — $272.54

Margin of Safety 27.9% Growth-adjusted estimate suggests 27.9% upside. Range $135-$273. Higher uncertainty — growth assumptions are critical.

Valuation Methods Used

FVL multi-factor valuation breakdown
MethodFair ValueWeightDetail
Historical PE × Forward EPS$134.9550%29.4x avg PE (0 years) × $4.59 forward EPS
DCF (Discounted Cash Flow)$272.5430%Two-stage DCF: $1.0B TTM FCF, 20.0% growth, 9.9% WACC
EV/FCF Multiple$188.0320%TTM FCF × 28x multiple + net cash

Assumptions & Data Sources

Valuation model inputs
ParameterValueSource
FCF Growth Rate (Stage 1)20.0%70% analyst consensus + 30% historical
Analyst EPS Growth (This Year)22.8%Consensus (45 analysts)
Analyst EPS Growth (Next Year)14.0%Consensus
Historical 5Y FCF CAGR83.1%SEC EDGAR
Terminal Growth Rate2.5%Long-term GDP proxy
Discount Rate (WACC)9.9%CAPM (Rf=4.3% + 1.11*5.5%)
Net Cash / (Debt)$1,646MBalance sheet
Base FCF (TTM)$1.0BTrailing 12 months
Shares Outstanding160,790,703Latest

Sensitivity Analysis

DCF intrinsic value at different growth & WACC assumptions
Growth Rate8% WACC10% WACC9.9% WACC13% WACC
0%$102.22$75.54$76.53$54.50
2.5%$118.33$86.78$87.95$61.98
5.0%$136.83$99.63$101.01$70.49
7.5%$162.06$116.87$118.54$81.64

Free Cash Flow History

ZS Free Cash Flow history
YearFCFGrowth
2018$−0.0B
2019$−0.0BN/A
2020$0.0BN/A
2021$0.0B+731.4%
2022$0.0B+11.5%
2023$0.2B+324.5%
2024$0.3B+64.2%
2025$0.4B+44.5%

Source: FCF data from SEC EDGAR filings. Price via Yahoo Finance.

Section 03 · Competitive Moat

Does Zscaler, Inc. have a durable competitive advantage?

★★★☆☆
Narrow moat

Moat rating: 3.1/5.

What makes up ZS's moat score?

ROIC Stability

★☆☆☆☆

ROIC variability over the past decade. Score: 1/5.

Gross Margin Trend

★★★★☆

Gross margin trajectory over the past decade. Score: 4/5.

Switching Costs

★★★★★

Estimated customer lock-in based on margin level. Score: 5/5.

How stable is ZS's return on invested capital?

0%-48%-33%-19%-4%10%20182019202020212022202320242025
ZS ROIC history
YearROICTrend
2018-43.0%
2019-13.2%Rising
2020-10.1%Rising
2021-2.5%Rising
2022-7.4%Declining
2023-12.2%Declining
2024-15.8%Declining
2025-14.7%Rising

Source: ROIC calculated from SEC EDGAR filings.

Section 04 · Dividend Safety

Is Zscaler, Inc.'s dividend safe?

Status Suspended Zscaler, Inc. has suspended its dividend. No payout is currently being made to shareholders.
Section 05 · Financial Summary

Zscaler, Inc.'s key financial metrics

ZS financial summary
MetricLatest1Y Ago3Y AgoTrend
Revenue $1.6B $1.1B $0.4B Rising
Net Income −$0.2B −$0.4B −$0.1B Declining
Free Cash Flow $0.4B $0.3B $0.0B Rising
Gross Margin 77.6% 77.8% 77.8% Stable
Section 06 · FAQ

Common questions about Zscaler, Inc.

Is Zscaler, Inc. at risk of going bankrupt?

Zscaler, Inc.'s Altman Z-Score of 3.7 places it in the safe zone. This metric uses balance sheet ratios to predict bankruptcy probability within 2 years. A score below 1.8 signals distress, while above 3.0 indicates safety.

What is Zscaler, Inc.'s intrinsic value based on DCF?

Our DCF model estimates Zscaler, Inc.'s intrinsic value at $186.84 per share. The current margin of safety is 27.9%. This estimate is based on historical free cash flow trends and a risk-adjusted discount rate.

Does Zscaler, Inc. have a competitive moat?

Zscaler, Inc. receives a moat rating of 3.1 out of 5 stars, based on ROIC stability, gross margin trends, and estimated switching costs. A rating above 3.5 suggests a durable competitive advantage.

Does Zscaler, Inc. pay a dividend?

Zscaler, Inc. does not currently pay a regular dividend, or has suspended its dividend. Check the dividend safety section for the latest status.

ZS · Value Investing Quiz

Before you invest in Zscaler, Inc., make sure you truly understand it.

A deep understanding of a company's fundamentals, risk profile, and competitive position dramatically increases your investment accuracy and odds of success.

Pass the quiz to earn the ZS Certified Value Investor badge.

FairValueLabs Disclaimer

All valuations, scores, ratings, and classifications on this page are produced by the FairValueLabs internal valuation system. They do not represent actual market value, guaranteed outcomes, or professional investment advice. These are analytical estimates for educational and research purposes only.

This is not financial advice. All data is sourced from SEC EDGAR public filings. Always consult a qualified financial advisor before making investment decisions.

Last updated: Apr 20, 2026. Data sources: SEC EDGAR (financial statements), Yahoo Finance (market data, analyst consensus). Data may not reflect the most recent quarter.

ZS analysis methodology: How we calculate fair value, Z-Scores, and moat ratings