Fastly (FSLY) r&d spend was $163M in FY2025 (+18% 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
$163M
+18%
2024
$138M
-9%
2023
$152M
-2%
2022
$155M
+22%
2021
$127M
+70%
2020
$75M
+61%
2019
$46M
+34%
2018
$35M
+19%
2017
$29M
Recent Quarterly R&D Spend
Quarter
R&D Spend
Q2 2026
$42M
Q1 2026
$42M
Q4 2025
$42M
Q3 2025
$41M
Q2 2025
$42M
Q1 2025
$37M
Q4 2024
$33M
Q3 2024
$32M
Q2 2024
$35M
Q1 2024
$38M
Q4 2023
$38M
Q3 2023
$39M
Source: FSLY on EDGAR. Data from SEC EDGAR 10-K and 10-Q filings. Updated quarterly.