Zscaler Inc (ZS) — Free Cash Flow Generation Index

Latest as of October 2025: 0.92x

Zscaler Inc (ZS) has a Free Cash Flow Generation Index of 0.92x as of October 2025. Free cash flow of $413.30 Million represents 1% of operating cash flow ($448.28 Million). Read Zscaler Inc total liabilities for a breakdown of total debt and financial obligations.

FCF Generation Index

0.92x
Free Cash Flow / Operating CF

Free Cash Flow

$413.30 Million
USD

Operating Cash Flow

$448.28 Million
USD

Capital Expenditures

$34.98 Million
USD

Zscaler Inc Free Cash Flow Generation Index (2018–2025)

Historical FCF Generation Index trend for Zscaler Inc across 8 annual periods. Explore Zscaler Inc capital reinvestment ratio to see what proportion of operating cash flow is directed to capital expenditures.

Annual Free Cash Flow Generation for Zscaler Inc (2018–2025)

Year-by-year Free Cash Flow Generation Index for Zscaler Inc. For the full company profile including market capitalisation, see ZS stock market capitalisation.

Year FCG Index Free Cash Flow (USD) Operating CF Capital Expenditures YoY Change
2025 0.75x $726.69 Million $972.45 Million $245.76 Million ▼ -0.4%
2024 0.75x $584.95 Million $779.85 Million $194.90 Million ▲ +3.9%
2023 0.72x $333.62 Million $462.34 Million $128.72 Million ▲ +0.4%
2022 0.72x $231.33 Million $321.91 Million $90.58 Million ▲ +1.0%
2021 0.71x $143.74 Million $202.04 Million $58.30 Million ▲ +105.1%
2020 0.35x $27.51 Million $79.32 Million $51.81 Million ▼ -27.8%
2019 0.48x $27.86 Million $58.03 Million $30.16 Million ▲ +288.9%
2018 0.12x $2.14 Million $17.31 Million $15.17 Million
FCG Index = Free Cash Flow / Operating Cash Flow. FCF = Operating CF + Capital Expenditures (capex stored negative).