secwatch.observer — SEC 8-K summary
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Issuer:     CIENA CORP (CIEN)
CIK:        0000936395
Form:       8-K
Filed at:   2025-12-11T23:59:59+00:00
Accession:  0001628280-25-056425
Event type: earnings
Sentiment:  positive
Materiality: 0.85
Item codes: 2.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Ciena Q4 FY2025 revenue $1.35B (+20% YoY); guides FY2026 revenue $5.7-6.1B
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- Q4 revenue $1.352B, up 20% YoY; FY2025 revenue $4.77B, up 19% YoY.
- GAAP diluted EPS $0.13; adjusted EPS $0.91 in Q4. FY2025 GAAP EPS $0.85; adjusted $2.64.
- Q1 FY2026 revenue guidance $1.35B-$1.43B; non-GAAP gross margin 43%-44%.
- FY2026 revenue guidance $5.7B-$6.1B; targeting non-GAAP operating margin ~17%.
- CEO cites demand from cloud and service providers and expanding AI ecosystem role.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/936395/000162828025056425/0001628280-25-056425-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/936395/000162828025056425/cien-20251211.htm
  HTML page:      https://secwatch.observer/filing/0001628280-25-056425

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer