{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-011373","form_type":"8-K","ticker":"CIEN","cik":"0000936395","company_name":"CIENA CORP","filed_at":"2022-01-18T23:59:59+00:00","discovered_at":"2026-05-14T18:04:10.463496+00:00","generated_at":"2026-06-27T17:49:10.776211+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Ciena issues $400M of 4.00% senior notes due Jan 31, 2030","bullets":["$400M aggregate principal of 4.00% senior notes due Jan 31, 2030, interest paid semi-annually.","Net proceeds of ~$395.5M after discounts and commissions; use for general corporate purposes.","Unsecured senior obligations, ranked equally with existing senior debt; guaranteed by certain domestic subsidiaries.","Callable at make-whole premium before Jan 31, 2025; thereafter at specified redemption prices; change-of-control put at 101%."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-011373","json":"https://secwatch.observer/filing/0001193125-22-011373.json","markdown":"https://secwatch.observer/filing/0001193125-22-011373.md","text":"https://secwatch.observer/filing/0001193125-22-011373.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/936395/000119312522011373/0001193125-22-011373-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/936395/000119312522011373/d255608d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T17:49:10.776211+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}