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

Ciena Q3 revenue rises 29% to $1.22 billion; GAAP EPS $0.35 vs $0.10 a year earlier

Positive Impact 3 of 5 earnings Written later

Ciena reported fiscal third-quarter 2025 results for the quarter ended August 2, 2025, with revenue up 29.4% from a year earlier and GAAP net income more than tripling to $50.3 million. The company also gave fiscal fourth-quarter 2025 revenue and adjusted expense ranges, and repurchased about 1.0 million shares for $81.8 million during the quarter.

Key points

  • Q3 revenue of $1.22 billion vs. $942.3 million in Q3 fiscal 2024; GAAP gross margin 41.3% vs. 42.9%
  • GAAP diluted EPS $0.35 vs. $0.10; adjusted (non-GAAP) diluted EPS $0.67 vs. $0.35
  • Q4 fiscal 2025 outlook: revenue $1.24 billion to $1.32 billion; adjusted gross margin 42% to 43%; adjusted operating expense $390 million to $400 million
  • Share repurchases of about 1.0 million shares for $81.8 million in the quarter

The filing

CompanyCiena (CIEN)
Form8-K, current report
Filed with the SECSep 4, 2025, 7:02 AM ET
Accession number0000936395-25-000037

Items reported: 2.02 Results of Operations

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 September 04, 2025.

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.