ONE LEVEL DEEPER
ZSZscaler, Inc.
TechnologySoftware - Infrastructure
Analysis generated March 2026 · Data through Jan 2026

26% revenue growth meets 12 quarters of insider selling - when fast growers lose insider confidence.

Lynch framework
Bullish

39% above fair value with -0.11% earnings yield - operational excellence cannot cure valuation excess.

Graham framework
Bearish
1
THE BUSINESS MODEL

What does this company do and how does it make money?

Revenue: $2.67B in FY2025 through cloud-based Zero Trust Exchange cybersecurity platform
Geographic mix: 49% United States, 41% EMEA, 8% Asia Pacific
Growth: 26% YoY revenue growth in Q1'26, classified as fast grower
Single segment: 100% revenue concentration in one reportable segment (Herfindahl index: 10,000)

Zscaler operates a pure-play cybersecurity platform with complete business concentration in its Zero Trust Exchange offering. The 26% growth rate and balanced geographic exposure between US and international markets shows strong global demand for cloud security, though the single-segment structure creates concentration risk.

Revenue
2
WHAT THE LEGENDS SEE

Five legendary investment frameworks analyzed this company.

Lynch sees a fast grower worth owning at 0.70 while Graham calls it uninvestable speculation at 0.25 — the same 0.75% free cash flow yield that excites one legend terrifies another when insiders won't stop selling. Tap any framework below to explore their complete reasoning and see why the same facts lead to opposite conclusions.

Peter Lynch framework
The Everyday Edge
Bullish
Warren Buffett framework
The Owner-Operator
Leaning Bearish
Howard Marks framework
The Cycle Whisperer
Leaning Bearish
Michael Mauboussin framework
The Expectations Engineer
Leaning Bearish
Benjamin Graham framework
The Value Architect
Bearish
3
FOLLOW THE MONEY

How much cash does it generate and where does it go?

Free cash flow: 20.7% margin in Q1'26, yielding 0.75% at 90th percentile historically
R&D investment: 112% of operating cash flow in Q1'26, up from 85% in Q1'24
Stock-based compensation: 26.5% of revenue in Q1'26
Capital allocation: Zero dividends, zero buybacks — all cash reinvested in growth
Operating cash flow: $204.1M in Q1'26, up from $48.3M in Q1'22

Despite negative net margins (-4.2%), Zscaler generates strong free cash flow that reached a 10-year high yield of 0.75%. The company invests more than 100% of operating cash flow into R&D, funding this through heavy stock-based compensation that dilutes shareholders while insiders consistently sell their equity grants.

Capital Allocation
4
CHECK THE TREND

Is the business getting stronger or weaker?

Revenue growth: Accelerated to 26% YoY in Q1'26 from lower rates in prior quarters
Gross margins: Compressed to 76.6% in Q1'26 from 77.5% in Q1'24
Operating margins: Negative 6.3% in Q1'26 despite $2.67B revenue scale
Net income: Returned to losses (-$34.3M in Q1'26) after brief profitability ($19.1M in Q2'24)
Cash generation: Operating cash flow quadrupled from $48.3M (Q1'22) to $204.1M (Q1'26)

The business shows divergent trends — revenue acceleration and cash flow improvement alongside margin compression and a return to losses. The company briefly achieved profitability in Q2'24 before reverting to losses, suggesting the path to sustainable profits remains uncertain despite strong top-line growth.

Operating Margin
5
KNOW THE RISKS

What could go wrong and has it survived trouble before?

Concentration: 100% revenue from single segment with no diversification
Insider selling: 12 consecutive quarters through Q1'26, net 140,586 shares sold
Operating leverage: 1.83x coefficient — operating income swings 1.83% for each 1% revenue change
Stress history: Revenue grew through all crises (COVID +9.1%, 2022 rates +10.9%, 2023 banking +8.1%)
CEO compensation: $57.8M in stock awards while company remains unprofitable

While Zscaler demonstrated resilience through multiple market crises with continuous revenue growth, the persistent insider selling for 12 straight quarters signals internal concern. The high operating leverage means any revenue deceleration would disproportionately impact profitability, and the single-segment concentration leaves no fallback if Zero Trust demand weakens.

Insider Net Buying/Selling
INSTITUTIONAL FLOW
Price T Rowe Associates Inc added $251M
DISTRIBUTING8/10 long-term · avg 24 qtrs
139new818existing957holders-32 net786staying171exited
Latest 13F filings · 2025-12-31 · 53.8% institutional ownership
INTERACTIVE
How would Zscaler, Inc.'s worst drawdowns feel?
INVESTED
$10,000
BOTTOM
$8,180
$1,820 lost. Recovery: 32 days.

Free cash flow yield hit a 10-year high of 0.75% while insiders sold shares for 12 consecutive quarters — operational excellence meets persistent insider doubt.

6
CHECK THE PRICE

Is the stock priced for perfection, fair value, or pessimism?

Valuation: $138.56 share price vs $99.72 DCF fair value — 39% premium
Earnings yield: -0.11% vs 4.33% treasury yield — paying for losses while treasuries pay 4.33%
Market expectations: Implies 4.41% perpetual growth vs 23.9% trailing growth
Earnings surprises: 100% beat rate over 32 quarters but only 0.52% average price reaction
Analyst targets: Range from $209 to $360 showing high dispersion

At 39% above DCF fair value with negative earnings yield, the market prices in continued excellence despite muted reactions to beats. The implied 4.41% perpetual growth rate suggests tempered expectations compared to recent 26% growth, but the negative earnings yield means investors pay a premium to treasuries for the privilege of waiting for profits.

Expectations Gap: DCF vs Market
DCF FAIR VALUE
$100
39% premium
MARKET PRICE
$139
Price implies 4.4% growth · Trailing: 23.9%
INTERACTIVE
Earnings Surprise Roulette
What type of surprise moves the stock most? Tap to find out.

Analysis applies published investment frameworks to publicly available financial data. Educational purposes only. Not financial advice.

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