{"filing":{"accession_number":"0001193125-26-232747","cik":"0000068622","ticker":null,"company_name":"QWEST CORP","form":"8-K","filing_date":"2026-05-20","report_date":null,"primary_document":"d227919d8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/68622/000119312526232747/d227919d8k.htm"},"events":[{"id":9817,"run_id":8609,"accession_number":"0001193125-26-232747","anchor_item_number":"1.01","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.85,"summary":"Lumen and its subsidiary Qwest entered into a Support Agreement with noteholders to facilitate exchange offers for approximately $456 million of outstanding debt, involving the exchange of 6.5% Notes due 2056 and 6.75% Notes due 2057 for newly issued notes with extended expiration dates. This material capital structure modification affects investor assessment of the company's financial position and obligations.","company_name":"QWEST CORP","ticker":null,"filing_date":"2026-05-20","form":"8-K","submitted_at":null,"items":[{"id":624,"accession_number":"0001193125-26-232747","item_number":"1.01","item_title":null,"event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"Lumen and its subsidiary Qwest entered into a Support Agreement with noteholders to facilitate exchange offers for approximately $456 million of outstanding debt (6.5% Notes due 2056 and 6.75% Notes due 2057). While technically a debt restructuring rather than a traditional M\u0026A transaction, the exchange offer constitutes a material capital structure modification that would affect investor assessment of the company's financial position and obligations. The magnitude ($456 million) and the formal support agreement with noteholders indicate materiality to a reasonable investor.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:48:43.161075+00:00","company_name":"","ticker":null,"filing_date":""},{"id":625,"accession_number":"0001193125-26-232747","item_number":"8.01","item_title":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"Lumen announced amended terms to previously announced Exchange Offers involving the exchange of existing notes (2056 and 2057 Notes) for newly issued notes (2051 and 2052 Notes) with extended expiration dates to June 9, 2026. While this involves debt restructuring, it does not fit cleanly into the more specific categories: it is not a covenant breach (no triggering of financial obligations), not a restatement, not an impairment, and not a traditional M\u0026A activity. The disclosure is material as it affects the company's debt structure and investor rights, but the event is best classified as other_material given the debt exchange/refinancing nature that lacks a dedicated taxonomy category.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:48:43.161075+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":624,"accession_number":"0001193125-26-232747","item_number":"1.01","item_title":null,"event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"Lumen and its subsidiary Qwest entered into a Support Agreement with noteholders to facilitate exchange offers for approximately $456 million of outstanding debt (6.5% Notes due 2056 and 6.75% Notes due 2057). While technically a debt restructuring rather than a traditional M\u0026A transaction, the exchange offer constitutes a material capital structure modification that would affect investor assessment of the company's financial position and obligations. The magnitude ($456 million) and the formal support agreement with noteholders indicate materiality to a reasonable investor.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:48:43.161075+00:00","company_name":"QWEST CORP","ticker":null,"filing_date":"2026-05-20"},{"id":625,"accession_number":"0001193125-26-232747","item_number":"8.01","item_title":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"Lumen announced amended terms to previously announced Exchange Offers involving the exchange of existing notes (2056 and 2057 Notes) for newly issued notes (2051 and 2052 Notes) with extended expiration dates to June 9, 2026. While this involves debt restructuring, it does not fit cleanly into the more specific categories: it is not a covenant breach (no triggering of financial obligations), not a restatement, not an impairment, and not a traditional M\u0026A activity. The disclosure is material as it affects the company's debt structure and investor rights, but the event is best classified as other_material given the debt exchange/refinancing nature that lacks a dedicated taxonomy category.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:48:43.161075+00:00","company_name":"QWEST CORP","ticker":null,"filing_date":"2026-05-20"}]}