{"filing":{"accession_number":"0001193125-26-267607","cik":"0000936395","ticker":"CIEN","company_name":"CIENA CORP","form":"8-K","filing_date":"2026-06-11","report_date":null,"primary_document":"d118604d8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/936395/000119312526267607/d118604d8k.htm"},"events":[{"id":5365,"run_id":4700,"accession_number":"0001193125-26-267607","anchor_item_number":"1.01","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"summary":"Ciena closed a $2.875 billion private offering of convertible senior notes on June 11, 2026, receiving net proceeds of approximately $2.72 billion. The company used proceeds to repay $1.14 billion of existing debt and repurchase shares, representing a significant capital structure and financing transaction.","company_name":"CIENA CORP","ticker":"CIEN","filing_date":"2026-06-11","form":"8-K","submitted_at":null,"items":[{"id":6330,"accession_number":"0001193125-26-267607","item_number":"1.01","item_title":"ENTRY INTO A MATERIAL DEFINITIVE AGREEMENT","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"reasoning":"Ciena closed a $2.875 billion private offering of convertible senior notes on June 11, 2026, a material financing transaction that constitutes entry into a material definitive agreement. The company received net proceeds of approximately $2.72 billion and used proceeds to repay $1.14 billion of existing debt and repurchase shares, representing a significant capital structure event material to investors.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"","ticker":null,"filing_date":""},{"id":6331,"accession_number":"0001193125-26-267607","item_number":"2.03","item_title":"CREATION OF A DIRECT FINANCIAL OBLIGATION OR AN OBLIGATION UNDER AN OFF-BALANCE SHEET ARRANGEMENT OF A REGISTRANT","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 2.03 incorporates Item 1.01 by reference, which typically covers material acquisitions, dispositions, or changes of control. Without access to the full Item 1.01 text, the specific nature of the financial obligation cannot be determined. The reference structure suggests a material transaction, but the event type cannot be confidently assigned without seeing the underlying disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":5366,"run_id":4700,"accession_number":"0001193125-26-267607","anchor_item_number":"3.02","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.93,"summary":"Ciena sold convertible senior notes and warrants in unregistered transactions under Section 4(a)(2) and Rule 144A, with up to 7,700,978 shares of common stock issuable upon exercise of the warrants. The offering included convertible note hedge and warrant transactions, creating material share dilution.","company_name":"CIENA CORP","ticker":"CIEN","filing_date":"2026-06-11","form":"8-K","submitted_at":null,"items":[{"id":6332,"accession_number":"0001193125-26-267607","item_number":"3.02","item_title":"UNREGISTERED SALE OF EQUITY SECURITIES","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Ciena sold convertible notes and warrants in unregistered transactions under Section 4(a)(2) and Rule 144A, with up to 7,700,978 shares of common stock issuable upon exercise of the warrants. This is a classic dilutive equity issuance raising capital through convertible securities and warrant transactions, material to investors assessing share dilution and capital structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"","ticker":null,"filing_date":""},{"id":6333,"accession_number":"0001193125-26-267607","item_number":"8.01","item_title":"OTHER EVENTS","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The filing discloses pricing of an offering with forward-looking statements referencing \"the Offering\" and \"convertible note hedge and warrant transactions.\" The mention of convertible notes and warrants, combined with the Item 8.01 disclosure of an offering announcement, indicates a dilutive equity issuance. While the specific details are referenced in the attached press release (Exhibit 99.1), the core event is a material capital raise involving convertible securities and warrants.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":6330,"accession_number":"0001193125-26-267607","item_number":"1.01","item_title":"ENTRY INTO A MATERIAL DEFINITIVE AGREEMENT","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"reasoning":"Ciena closed a $2.875 billion private offering of convertible senior notes on June 11, 2026, a material financing transaction that constitutes entry into a material definitive agreement. The company received net proceeds of approximately $2.72 billion and used proceeds to repay $1.14 billion of existing debt and repurchase shares, representing a significant capital structure event material to investors.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"CIENA CORP","ticker":"CIEN","filing_date":"2026-06-11"},{"id":6331,"accession_number":"0001193125-26-267607","item_number":"2.03","item_title":"CREATION OF A DIRECT FINANCIAL OBLIGATION OR AN OBLIGATION UNDER AN OFF-BALANCE SHEET ARRANGEMENT OF A REGISTRANT","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 2.03 incorporates Item 1.01 by reference, which typically covers material acquisitions, dispositions, or changes of control. Without access to the full Item 1.01 text, the specific nature of the financial obligation cannot be determined. The reference structure suggests a material transaction, but the event type cannot be confidently assigned without seeing the underlying disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"CIENA CORP","ticker":"CIEN","filing_date":"2026-06-11"},{"id":6332,"accession_number":"0001193125-26-267607","item_number":"3.02","item_title":"UNREGISTERED SALE OF EQUITY SECURITIES","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Ciena sold convertible notes and warrants in unregistered transactions under Section 4(a)(2) and Rule 144A, with up to 7,700,978 shares of common stock issuable upon exercise of the warrants. This is a classic dilutive equity issuance raising capital through convertible securities and warrant transactions, material to investors assessing share dilution and capital structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"CIENA CORP","ticker":"CIEN","filing_date":"2026-06-11"},{"id":6333,"accession_number":"0001193125-26-267607","item_number":"8.01","item_title":"OTHER EVENTS","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The filing discloses pricing of an offering with forward-looking statements referencing \"the Offering\" and \"convertible note hedge and warrant transactions.\" The mention of convertible notes and warrants, combined with the Item 8.01 disclosure of an offering announcement, indicates a dilutive equity issuance. While the specific details are referenced in the attached press release (Exhibit 99.1), the core event is a material capital raise involving convertible securities and warrants.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:23:12.373648+00:00","company_name":"CIENA CORP","ticker":"CIEN","filing_date":"2026-06-11"}]}