---
schema_version: "secwatch.filing_event.v1"
accession: "0000936395-24-000006"
form_type: "8-K"
ticker: "CIEN"
cik: "0000936395"
company_name: "CIENA CORP"
filed_at: "2024-03-07T23:59:59+00:00"
generated_at: "2026-06-05T02:17:04.190329+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Ciena Q1 revenue $1.04B, down 1.8% YoY; GAAP EPS $0.34, adjusted EPS $0.66

## Summary
- Revenue of $1.037B, down 1.8% YoY from $1.056B; GAAP net income $49.5M ($0.34/shr) vs $76.2M ($0.51/shr) prior year.
- Adjusted (non-GAAP) net income $96.8M ($0.66/shr) vs $95.6M ($0.64/shr); adjusted gross margin 45.7% up from 43.7%.
- Cash from operations $266.1M; cash and investments $1.48B; repurchased 691K shares for $32M during quarter.
- CEO notes service provider inventory digestion taking longer than expected, but remains confident in long-term bandwidth demand.

## SEC filing metadata
- accession: 0000936395-24-000006
- form_type: 8-K
- ticker: CIEN
- cik: 0000936395
- company_name: CIENA CORP
- filed_at: 2024-03-07T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/936395/000093639524000006/0000936395-24-000006-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/936395/000093639524000006/cien-20240307.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000936395-24-000006
- JSON: https://secwatch.observer/filing/0000936395-24-000006.json
- Plain text: https://secwatch.observer/filing/0000936395-24-000006.txt

## Key facts
- Earnings Releases
  CIENA CORP reported fiscal first quarter ended January 27, 2024 results: revenue $1.04 billion, EPS $0.34 GAAP; $0.66 adjusted (non-GAAP).
  - Period: fiscal first quarter ended January 27, 2024
  - Revenue: $1.04 billion
  - EPS: $0.34 GAAP; $0.66 adjusted (non-GAAP)
  - Result: reported results
  source text: CIEN), a networking systems, services and software company, today announced unaudited financial results for its fiscal first quarter ended January 27, 2024. • Q1 Revenue : $1.04 billion • Q1 Net Income per Share: $0.34 GAAP; $0.66 adjusted (non-GAAP) • Share Repurchases: Repurchased approximately 691 thousand shares of common stock for an aggregate price of
  evidence_url: https://www.sec.gov/Archives/edgar/data/936395/000093639524000006/0000936395-24-000006-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.