Quick Answer
CIENA CORP reported Research And Development Expense of $848.33 million for the year ending 2025.
- CIENA CORP showed an increase of +10.5% in Research And Development Expense from 2024 to 2025.
- This data is from CIENA CORP's annual report (Form 10-K), filed with the SEC on December 12, 2025.
- XBRL data for this metric is available from 2008 to 2025 (18 years of filings). Earlier data may not exist in machine-readable XBRL format as companies adopted electronic filing at different times.
- Over the full 18 years of available data (2008 to 2025), CIENA CORP's Research And Development Expense has grown by 384.7%.
- Historical annual values: Fiscal year 2025: $848.33 million | Fiscal year 2024: $767.50 million | Fiscal year 2023: $750.56 million | Fiscal year 2022: $624.66 million | Fiscal year 2021: $536.67 million | Fiscal year 2020: $529.89 million | Fiscal year 2019: $548.14 million | Fiscal year 2018: $491.56 million | Fiscal year 2017: $475.33 million | Fiscal year 2016: $451.79 million | Fiscal year 2015: $414.20 million | Fiscal year 2014: $401.18 million | Fiscal year 2013: $383.41 million | Fiscal year 2012: $364.18 million | Fiscal year 2011: $379.86 million | Fiscal year 2010: $327.63 million | Fiscal year 2009: $190.32 million | Fiscal year 2008: $175.02 million.
- Data sourced from SEC EDGAR public filings as of June 20, 2026.
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