CIEN R&D to Revenue
17.79%Fiscal year
Period ending:
CIEN FY R&D/Revenue%
83.39%-2.69%
1997-10-312025-11-01
Source: Financial Modeling Prep (FMP). Annual fiscal periods. Dates are period ends; a fiscal year may differ from a calendar year.
CIEN r&d to revenue history
R&D spending as percentage of revenue. The available annual fiscal periods series contains 29 observations from Oct 31, 1997 to Nov 1, 2025.
| Period ending | R&D to Revenue |
|---|---|
| 17.7865% | |
| 19.116% | |
| 17.1105% | |
| 17.1955% | |
| 14.8222% | |
| 15.0018% | |
| 15.3449% | |
| 15.8862% | |
| 16.9658% | |
| 17.3729% | |
| 16.9361% | |
| 17.5319% | |
| 18.4105% | |
| 19.8579% | |
| 21.8065% | |
| 26.4933% | |
| 29.1619% | |
| 19.3942% | |
| 16.3248% | |
| 19.6911% | |
| 32.1224% | |
| 68.751% | |
| 75.0604% | |
| 66.348% | |
| 14.7098% | |
| 15.0299% | |
| 21.6967% | |
| 12.6944% | |
| 5.6389% |
Compare r&d to revenue
All CIEN financial metrics · CIEN stock overview · How to interpret financial metrics