Zscaler Inc Research and Development Expense
Zscaler Inc (ZS) reported Research and Development Expense of $903.40 million for the 12-month period ending 2026-07-31, per its 10-K filed 2026-09-03.
Financial Statements › Expense Statement › Operating Expenses
us-gaap:ResearchAndDevelopmentExpense · last filed 2026-09-03
- Zscaler Inc research and development expense for the quarter ending 2026-07-31 was $241.48M, a 35.97% increase year-over-year.
- Zscaler Inc research and development expense for the quarter ending 2026-04-30 was $232.28M, a 36.83% increase year-over-year.
- Zscaler Inc research and development expense for the quarter ending 2026-01-31 was $229.14M, a 34.11% increase year-over-year.
- Zscaler Inc research and development expense for the quarter ending 2025-10-31 was $200.50M, a 29.98% increase year-over-year.
- Zscaler Inc research and development expense for fiscal 2026 was $903.40M, a 34.34% increase from fiscal 2025.
- Zscaler Inc research and development expense for fiscal 2025 was $672.49M, a 34.54% increase from fiscal 2024.
- Zscaler Inc research and development expense for fiscal 2024 was $499.83M, a 42.49% increase from fiscal 2023.
- Zscaler Inc research and development expense for fiscal 2023 was $350.79M, a 21.32% increase from fiscal 2022.
| Period end | Research and Development Expense 3 month | Research and Development Expense 6 month | Research and Development Expense 9 month | Research and Development Expense 12 month | Research and Development Expense 12 month as first filed |
|---|---|---|---|---|---|
| 2026-07-31 | $241.48M derived: 10-K 12 month − 10-Q 9 month · filed 2026-09-03 | $473.76M derived: sum of 2 quarters · filed 2026-09-03 | $702.90M derived: sum of 3 quarters · filed 2026-09-03 | $903.40M 10-K · filed 2026-09-03 | |
| 2026-04-30 | $232.28M 10-Q · filed 2026-05-26 | $461.42M derived: sum of 2 quarters · filed 2026-05-26 | $661.92M 10-Q · filed 2026-05-26 | $839.52M derived: sum of 4 quarters · filed 2026-09-03 | |
| 2026-01-31 | $229.14M 10-Q · filed 2026-02-26 | $429.63M 10-Q · filed 2026-02-26 | $607.24M derived: sum of 3 quarters · filed 2026-09-03 | $777.01M derived: sum of 4 quarters · filed 2026-09-03 | |
| 2025-10-31 | $200.50M 10-Q · filed 2025-11-25 | $378.10M derived: sum of 2 quarters · filed 2026-09-03 | $547.87M derived: sum of 3 quarters · filed 2026-09-03 | $718.73M derived: sum of 4 quarters · filed 2026-09-03 | |
| 2025-07-31 | $177.61M derived: 10-K 12 month − 10-Q 9 month · filed 2026-09-03 | $347.37M derived: sum of 2 quarters · filed 2026-09-03 | $518.23M derived: sum of 3 quarters · filed 2026-09-03 | $672.49M 10-K · filed 2026-09-03 | |
| 2025-04-30 | $169.76M 10-Q · filed 2026-05-26 | $340.63M derived: sum of 2 quarters · filed 2026-05-26 | $494.88M 10-Q · filed 2026-05-26 | $634.03M derived: sum of 4 quarters · filed 2026-09-03 | |
| 2025-01-31 | $170.86M 10-Q · filed 2026-02-26 | $325.11M 10-Q · filed 2026-02-26 | $464.26M derived: sum of 3 quarters · filed 2026-09-03 | $589.22M derived: sum of 4 quarters · filed 2026-09-03 | |
| 2024-10-31 | $154.25M 10-Q · filed 2025-11-25 | $293.40M derived: sum of 2 quarters · filed 2026-09-03 | $418.36M derived: sum of 3 quarters · filed 2026-09-03 | $540.54M derived: sum of 4 quarters · filed 2026-09-03 | |
| 2024-07-31 | $139.15M derived: 10-K 12 month − 10-Q 9 month · filed 2026-09-03 | $264.11M derived: sum of 2 quarters · filed 2026-09-03 | $386.29M derived: sum of 3 quarters · filed 2026-09-03 | $499.83M 10-K · filed 2026-09-03 | |
| 2024-04-30 | $124.96M 10-Q · filed 2025-05-29 | $247.14M derived: sum of 2 quarters · filed 2025-05-29 | $360.68M 10-Q · filed 2025-05-29 | $458.12M derived: sum of 4 quarters · filed 2025-09-11 | |
| 2024-01-31 | $122.18M 10-Q · filed 2025-03-10 | $235.72M 10-Q · filed 2025-03-10 | $333.16M derived: sum of 3 quarters · filed 2025-09-11 | $425.80M derived: sum of 4 quarters · filed 2025-09-11 | |
| 2023-10-31 | $113.54M 10-Q · filed 2024-12-05 | $210.98M derived: sum of 2 quarters · filed 2025-09-11 | $303.61M derived: sum of 3 quarters · filed 2025-09-11 | $389.38M derived: sum of 4 quarters · filed 2025-09-11 | |
| 2023-07-31 | $97.44M derived: 10-K 12 month − 10-Q 9 month · filed 2025-09-11 | $190.07M derived: sum of 2 quarters · filed 2025-09-11 | $275.84M derived: sum of 3 quarters · filed 2025-09-11 | $350.79M 10-K · filed 2025-09-11 | $349.74M 10-K · filed 2023-09-14 |
| 2023-04-30 | $92.64M 10-Q · filed 2024-06-07 | $178.40M derived: sum of 2 quarters · filed 2024-06-07 | $253.35M 10-Q · filed 2024-06-07 | $331.50M derived: sum of 4 quarters · filed 2024-09-12 | |
| 2023-01-31 | $85.77M 10-Q · filed 2024-03-06 | $160.71M 10-Q · filed 2024-03-06 | $238.86M derived: sum of 3 quarters · filed 2024-09-12 | $315.44M derived: sum of 4 quarters · filed 2024-09-12 | |
| 2022-10-31 | $74.95M 10-Q · filed 2023-12-06 | $153.10M derived: sum of 2 quarters · filed 2024-09-12 | $229.67M derived: sum of 3 quarters · filed 2024-09-12 | $298.87M derived: sum of 4 quarters · filed 2024-09-12 | |
| 2022-07-31 | $78.15M derived: 10-K 12 month − 10-Q 9 month · filed 2024-09-12 | $154.73M derived: sum of 2 quarters · filed 2024-09-12 | $223.92M derived: sum of 3 quarters · filed 2024-09-12 | $289.14M 10-K · filed 2024-09-12 | |
| 2022-04-30 | $76.58M 10-Q · filed 2023-06-07 | $145.77M derived: sum of 2 quarters · filed 2023-06-07 | $210.99M 10-Q · filed 2023-06-07 | $267.17M derived: sum of 4 quarters · filed 2023-09-14 | |
| 2022-01-31 | $69.19M 10-Q · filed 2023-03-08 | $134.41M 10-Q · filed 2023-03-08 | $190.59M derived: sum of 3 quarters · filed 2023-09-14 | $231.54M derived: sum of 4 quarters · filed 2023-09-14 | |
| 2021-10-31 | $65.22M 10-Q · filed 2022-12-07 | $121.40M derived: sum of 2 quarters · filed 2023-09-14 | $162.35M derived: sum of 3 quarters · filed 2023-09-14 | $204.10M derived: sum of 4 quarters · filed 2023-09-14 | |
| 2021-07-31 | $56.18M derived: 10-K 12 month − 10-Q 9 month · filed 2023-09-14 | $97.13M derived: sum of 2 quarters · filed 2023-09-14 | $138.88M derived: sum of 3 quarters · filed 2023-09-14 | $174.65M 10-K · filed 2023-09-14 | |
| 2021-04-30 | $40.95M 10-Q · filed 2022-06-09 | $82.70M derived: sum of 2 quarters · filed 2022-06-09 | $118.47M 10-Q · filed 2022-06-09 | $151.26M derived: sum of 4 quarters · filed 2022-09-15 | |
| 2021-01-31 | $41.75M 10-Q · filed 2022-03-09 | $77.52M 10-Q · filed 2022-03-09 | $110.31M derived: sum of 3 quarters · filed 2022-09-15 | $134.42M derived: sum of 4 quarters · filed 2022-09-15 | |
| 2020-10-31 | $35.77M 10-Q · filed 2021-12-08 | $68.56M derived: sum of 2 quarters · filed 2022-09-15 | $92.67M derived: sum of 3 quarters · filed 2022-09-15 | $113.38M derived: sum of 4 quarters · filed 2022-09-15 | |
| 2020-07-31 | $32.78M derived: 10-K 12 month − 10-Q 9 month · filed 2022-09-15 | $56.90M derived: sum of 2 quarters · filed 2022-09-15 | $77.61M derived: sum of 3 quarters · filed 2022-09-15 | $97.88M 10-K · filed 2022-09-15 | |
| 2020-04-30 | $24.12M 10-Q · filed 2021-06-03 | $44.82M derived: sum of 2 quarters · filed 2021-06-03 | $65.09M 10-Q · filed 2021-06-03 | $82.31M derived: sum of 4 quarters · filed 2021-09-16 | |
| 2020-01-31 | $20.71M 10-Q · filed 2021-03-04 | $40.98M 10-Q · filed 2021-03-04 | $58.19M derived: sum of 3 quarters · filed 2021-09-16 | $74.69M derived: sum of 4 quarters · filed 2021-09-16 | |
| 2019-10-31 | $20.27M 10-Q · filed 2020-12-08 | $37.48M derived: sum of 2 quarters · filed 2021-09-16 | $53.98M derived: sum of 3 quarters · filed 2021-09-16 | $69.05M derived: sum of 4 quarters · filed 2021-09-16 | |
| 2019-07-31 | $17.21M derived: 10-K 12 month − 10-Q 9 month · filed 2021-09-16 | $33.71M derived: sum of 2 quarters · filed 2021-09-16 | $48.78M derived: sum of 3 quarters · filed 2021-09-16 | $61.97M 10-K · filed 2021-09-16 | |
| 2019-04-30 | $16.50M 10-Q · filed 2020-06-03 | $31.57M derived: sum of 2 quarters · filed 2020-06-03 | $44.76M 10-Q · filed 2020-06-03 | $56.24M derived: sum of 4 quarters · filed 2020-09-17 | |
| 2019-01-31 | $15.07M 10-Q · filed 2020-03-04 | $28.26M 10-Q · filed 2020-03-04 | $39.74M derived: sum of 3 quarters · filed 2020-09-17 | $49.64M derived: sum of 4 quarters · filed 2020-09-17 | |
| 2018-10-31 | $13.19M 10-Q · filed 2019-12-06 | $24.67M derived: sum of 2 quarters · filed 2020-09-17 | $34.57M derived: sum of 3 quarters · filed 2020-09-17 | $43.76M derived: sum of 4 quarters · filed 2020-09-17 | |
| 2018-07-31 | $11.48M derived: 10-K 12 month − 10-Q 9 month · filed 2020-09-17 | $21.39M derived: sum of 2 quarters · filed 2020-09-17 | $30.57M derived: sum of 3 quarters · filed 2020-09-17 | $39.38M 10-K · filed 2020-09-17 | |
| 2018-04-30 | $9.91M 10-Q · filed 2019-06-05 | $19.09M derived: sum of 2 quarters · filed 2019-06-05 | $27.90M 10-Q · filed 2019-06-05 | $36.51M derived: sum of 4 quarters · filed 2019-09-18 | |
| 2018-01-31 | $9.18M 10-Q · filed 2019-03-06 | $17.99M 10-Q · filed 2019-03-06 | $26.60M derived: sum of 3 quarters · filed 2019-09-18 | $34.38M derived: sum of 4 quarters · filed 2019-09-18 | |
| 2017-10-31 | $8.81M 10-Q · filed 2018-12-06 | $17.42M derived: sum of 2 quarters · filed 2019-09-18 | $25.20M derived: sum of 3 quarters · filed 2019-09-18 | ||
| 2017-07-31 | $8.61M derived: 10-K 12 month − 10-Q 9 month · filed 2019-09-18 | $16.39M derived: sum of 2 quarters · filed 2019-09-18 | $33.56M 10-K · filed 2019-09-18 | ||
| 2017-04-30 | $7.78M 10-Q · filed 2018-06-07 | $24.95M 10-Q · filed 2018-06-07 | |||
| 2016-07-31 | $20.94M 10-K · filed 2018-09-13 |
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