Zscaler (ZS) r&d spend was $672M in FY2025 (+35% YoY). The tables below show the complete quarterly and annual r&d spend history, sourced from SEC EDGAR 10-K and 10-Q filings.
Annual R&D Spend
Fiscal Year
R&D Spend
YoY
2025
$672M
+35%
2024
$500M
+42%
2023
$351M
+21%
2022
$289M
+66%
2021
$175M
+78%
2020
$98M
+58%
2019
$62M
+57%
2018
$39M
+17%
2017
$34M
+60%
2016
$21M
Recent Quarterly R&D Spend
Quarter
R&D Spend
Q1 2026
$232M
Q3 2025
$200M
Q2 2025
$178M
Q1 2025
$170M
Q3 2024
$154M
Q2 2024
$139M
Q1 2024
$125M
Q3 2023
$114M
Q2 2023
$97M
Q1 2023
$93M
Q3 2022
$75M
Q2 2022
$78M
Source: ZS on EDGAR. Data from SEC EDGAR 10-K and 10-Q filings. Updated quarterly.