{"schema_version":"secwatch.filing_event.v1","accession":"0000936395-23-000041","form_type":"8-K","ticker":"CIEN","cik":"0000936395","company_name":"CIENA CORP","filed_at":"2023-12-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:32.462355+00:00","generated_at":"2026-06-07T16:41:41.516020+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Ciena Q4 revenue $1.13B, up 16% YoY; GAAP EPS $0.62, adjusted $0.75; annual rev up 21%","bullets":["Q4 revenue $1.13B (vs $971M prior year); GAAP net income $91.2M ($0.62/share), adjusted net income $111.2M ($0.75/share).","Fiscal 2023 revenue $4.39B, up 20.8% YoY; GAAP EPS $1.71, adjusted EPS $2.72.","Optical Networking segment revenue $748M (66.2% of total); Routing and Switching $129M (11.4%).","Repurchased ~4.2M shares for $188.8M during Q4; cash and investments ended at $1.25B.","Two customers combined for 29.7% of Q4 revenue; headcount 8,483."],"urls":{"canonical":"https://secwatch.observer/filing/0000936395-23-000041","json":"https://secwatch.observer/filing/0000936395-23-000041.json","markdown":"https://secwatch.observer/filing/0000936395-23-000041.md","text":"https://secwatch.observer/filing/0000936395-23-000041.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/936395/000093639523000041/0000936395-23-000041-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/936395/000093639523000041/cien-20231206.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T16:41:41.516020+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"c41d7001c3eb1cbde9acae3d744a2ccc28fe7710","claim":"CIENA CORP reported fiscal fourth quarter ended October 28, 2023 results: revenue $1.13 billion, net income $0.62 per diluted common share, EPS $0.62 per diluted common share.","evidence_excerpt":"Ciena Reports Fiscal Fourth Quarter 2023 Financial Results Annual revenue increased 21% HANOVER, Md. - December 7, 2023 - Ciena ® Corporation (NYSE: CIEN), a networking systems, services and software company, today announced unaudited financial results for its fiscal fourth quarter ended October 28, 2023. • Q4 Revenue : $1.13 billion • Q4 Net Income per Share: $0.62 GAAP; $0.75 adjusted (non-GAAP)","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/936395/000093639523000041/0000936395-23-000041-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"fiscal fourth quarter ended October 28, 2023"},{"label":"Revenue","value":"$1.13 billion"},{"label":"Net income","value":"$0.62 per diluted common share"},{"label":"EPS","value":"$0.62 per diluted common share"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}