Ciena (CIEN) r&d spend was $848M in FY2025 (+11% 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
$848M
+11%
2024
$767M
+2%
2023
$751M
+20%
2022
$625M
+16%
2021
$537M
+1%
2020
$530M
-3%
2019
$548M
+12%
2018
$492M
+3%
2017
$475M
+5%
2016
$452M
+9%
2015
$414M
+3%
2014
$401M
+5%
2013
$383M
+5%
2012
$364M
-4%
2011
$380M
+16%
2010
$328M
+72%
2009
$190M
+9%
2008
$175M
Recent Quarterly R&D Spend
Quarter
R&D Spend
Q2 2026
$238M
Q1 2026
$221M
Q4 2025
$229M
Q3 2025
$212M
Q2 2025
$215M
Q1 2025
$193M
Q4 2024
$196M
Q2 2024
$189M
Q1 2024
$195M
Q3 2023
$189M
Q2 2023
$189M
Q1 2023
$190M
Source: CIEN on EDGAR. Data from SEC EDGAR 10-K and 10-Q filings. Updated quarterly.