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Palo Alto Networks vs Zscaler

Palo Alto Networks vs Zscaler: which one is bigger, grows faster and keeps more of each dollar of revenue?

Palo Alto Networks: 3.4× the revenue

Palo Alto NetworksZscalerRevenue growth (1 year)24.5%25.4%Revenue growth (3-year CAGR)18.5%27.5%Gross margin70.4%76.8%Operating margin6.1%−4.0%Net margin2.7%−1.9%FCF margin35.8%25.4%R&D as % of revenue22.2%26.9%Stock-based compensation as % of revenue15.5%24.5%
Side by side: all values with filing links
MetricPalo Alto Networks FY2026Zscaler FY2026
Revenue$11.5B10-K · Sep 10, 2026$3.4B10-K · Sep 3, 2026
Revenue growth (1 year)24.5% derived10-K · Sep 10, 202625.4% derived10-K · Sep 3, 2026
Revenue growth (3-year CAGR)18.5% derived10-K · Sep 10, 202627.5% derived10-K · Sep 3, 2026
Gross margin70.4% derived10-K · Sep 10, 202676.8% derived10-K · Sep 3, 2026
Operating margin6.1% derived10-K · Sep 10, 2026−4.0% derived10-K · Sep 3, 2026
Net margin2.7% derived10-K · Sep 10, 2026−1.9% derived10-K · Sep 3, 2026
Free cash flow$4.1B derived10-K · Sep 10, 2026$852M derived10-K · Sep 3, 2026
FCF margin35.8% derived10-K · Sep 10, 202625.4% derived10-K · Sep 3, 2026
R&D as % of revenue22.2% derived10-K · Sep 10, 202626.9% derived10-K · Sep 3, 2026
Stock-based compensation as % of revenue15.5% derived10-K · Sep 10, 202624.5% derived10-K · Sep 3, 2026

Definitions: Revenue = Total revenue; Revenue growth (1 year) = Revenue FYt ÷ revenue FYt−1 − 1; Revenue growth (3-year CAGR) = (Revenue FYt ÷ revenue FYt−3)^(1/3) − 1; Gross margin = Gross profit ÷ revenue; Operating margin = Operating income ÷ revenue; Net margin = Net income ÷ revenue; Free cash flow = Operating cash flow − capital expenditures (one formula for all companies); FCF margin = Free cash flow ÷ revenue; R&D as % of revenue = Research and development expense ÷ revenue; Stock-based compensation as % of revenue = Stock-based compensation ÷ revenue.

More on each company

Palo Alto Networks

Zscaler

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