Every 10-Q that Ciena Corporation (CIEN) has filed with the SEC in the last 24 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A 10-Q covers the quarterly report filed between annual reports, so if you follow CIEN and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full CIEN filings page.
Ciena Corporation (CIEN) reported much stronger results for the quarter and nine months ended August 1, 2026, with revenue driven by cloud and AI-related demand and significant financing activity. Quarterly revenue was $1.67 billion, up 37% from a year earlier, and nine‑month revenue reached $4.67 billion, also up 36.6%. Quarterly net income rose to $266.4 million from $50.3 million, and nine‑month net income increased to $634.9 million from $103.8 million. Gross margin improved to 45.4% from 41.3% on better product mix, cost reductions, pricing optimization, and tariff recoveries.
Networking Platforms remained the core driver, with Optical Networking revenue up over 40% for both the quarter and year‑to‑date. Americas revenue grew over 40%, led by large cloud providers, and Ciena noted historically high backlog with orders significantly exceeding revenue. Operating expense grew more slowly than revenue, supporting much higher operating income. The company issued $2.88 billion of 0.00% Convertible Senior Notes due 2031, used to repay a $1.14 billion term loan, fund a $988.4 million note hedge and $873.4 million warrants, and repurchase shares, ending the period with $2.8 billion in cash, cash equivalents, and investments.
Ciena Corporation delivered a very strong quarter. Revenue for the quarter ended May 2, 2026 rose to $1.57 billion, up 39.5% from $1.13 billion a year earlier, driven mainly by Optical Networking and Routing and Switching demand from cloud and service providers. Gross margin improved to 44.0% from 40.2%, reflecting cost reductions, pricing optimization, and favorable product mix.
Net income surged to $218.2 million from $9.0 million, with diluted EPS at $1.49 versus $0.06. Operating expenses grew 8% as Ciena increased research and development spending to $237.9 million, particularly around coherent optical and AI-related networking.
Ciena generated $487.3 million of cash from operating activities in the first six months, up from $260.7 million, ending with $1.4 billion in cash, cash equivalents, and investments. The company repurchased about $344 million of stock in the first half of fiscal 2026 and still has $506.7 million authorized under its buyback program, while maintaining a $1.54 billion long‑term debt balance.
Ciena Corporation delivered strong first-quarter fiscal 2026 results, with revenue rising to $1.43 billion from $1.07 billion, a 33.1% increase driven mainly by Optical Networking and higher sales to cloud and service providers.
Net income jumped to $150.3 million from $44.6 million, and diluted EPS rose to $1.03 from $0.31. Gross margin was stable at 43.8%, while operating expenses increased as Ciena invested $221.5 million in research and development to support AI and cloud-related demand. Operating cash flow more than doubled to $227.6 million, and cash, cash equivalents and investments totaled about $1.37 billion. Ciena repurchased $80.5 million of stock under its buyback program and an additional $90.1 million for tax withholdings.
Ciena reported strong third-quarter fiscal 2025 growth, with revenue of $1.2 billion, up 29.4% from $942.3 million a year earlier, and revenue for the first nine months up 18.2% to $3.4+ billion. Demand from cloud providers and large communications service providers drove order growth and backlog, with U.S. revenue of $882.8 million in the quarter and U.S. nine-month revenue of $2.4 billion. Research and development spending totaled $619.4 million in the first nine months, representing 18.1% of revenue. The company refinanced its $1.16 billion term loan and maintains $400.0 million of 4.00% senior notes due 2030. A $1.0 billion stock repurchase authorization was approved; Ciena repurchased about 3.3 million shares for $245.2 million during the first nine months and an additional 286,619 shares for $26.4 million through Aug 29, 2025. Subsequent actions include ceasing investment in 25G PON, an expected $89.1 million non-cash R&D abandonment charge, and a fiscal 2025 restructuring with approximately 4% workforce reduction and $20.0 million of restructuring costs anticipated in Q4.