Ciena said fiscal Q1 2026 revenue was USD 1.43 billion, up 33.1%, with GAAP diluted EPS of USD 1.03 and adjusted (non-GAAP) diluted EPS of USD 1.35. GAAP gross margin was 43.8% and adjusted gross margin was 44.7%, while GAAP operating margin was 13.3% and adjusted operating margin was 17.9%; EBITDA was USD 233.2 million and adjusted EBITDA was USD 287.3 million. By segment, Networking Platforms revenue was USD 1.15 billion and Global Services revenue was USD 164.1 million. Ciena reported DSOs of 72 and inventory turns of 3.2, and repurchased about 0.4 million shares for USD 80.5 million under its USD 1.0 billion buyback program. Management cited broad-based demand tied to enabling customers to monetize AI investments, and the company said it had a historically strong order book and record Q1 backlog; for fiscal Q2 2026, Ciena guided revenue to USD 1.5 billion ± USD 50 million and adjusted operating margin to 17.5%–18.5%, and for FY 2026 guided revenue to USD 5.9–6.3 billion with adjusted operating margin of 17.5%–19.5%.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Ciena Corporation published the original content used to generate this news brief via Business Wire (Ref. ID: 20260304786174) on March 05, 2026, and is solely responsible for the information contained therein.