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AI brief of an SEC Form 8-K · Ciena (CIEN)

Ciena Q4 revenue slips to $1.12 billion; Executive Chair Nettles to retire

Negative Impact 4 of 5 earnings Written later

Ciena reported fiscal fourth-quarter 2024 revenue of $1.12 billion, down from $1.13 billion a year earlier, and GAAP diluted earnings of $0.25 per share, down from $0.62. Dr. Patrick Nettles stepped down as Executive Chair and will leave the Board after the 2025 Annual Meeting, with Lawton W. Fitt named independent Chair, which changes board leadership for shareholders.

Key points

  • Q4 revenue was $1.12 billion versus $1.13 billion in the prior-year quarter; full-year revenue was $4.01 billion versus $4.39 billion.
  • GAAP diluted EPS was $0.25 versus $0.62; adjusted (non-GAAP) diluted EPS was $0.54 versus $0.75.
  • Dr. Patrick H. Nettles stepped down as Executive Chair effective December 11, 2024, and will not stand for re-election at the 2025 Annual Meeting.
  • Lawton W. Fitt was appointed independent Chair; the Board will shrink from ten to nine directors after Nettles leaves.

The filing

CompanyCiena (CIEN)
Form8-K, current report
Filed with the SECDec 12, 2024, 7:05 AM ET
Accession number0000936395-24-000037

Items reported: 2.02 Results of Operations5.02 Director / Officer Change5.03 Bylaw / Charter Amendment7.01 Regulation FD Disclosure

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 1:30 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on December 12, 2024.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.