{"filing":{"accession_number":"0001670076-26-000093","cik":"0001670076","ticker":"ULCC","company_name":"Frontier Group Holdings, Inc.","form":"8-K","filing_date":"2026-08-31","report_date":"2026-08-25","primary_document":"fron-20260825.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1670076/000167007626000093/fron-20260825.htm"},"events":[{"id":30650,"run_id":28099,"accession_number":"0001670076-26-000093","anchor_item_number":"2.05","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.45,"summary":"Frontier announced an operational restructuring involving early termination of 13 aircraft leases, resulting in expected non-cash charges of $60–80 million and cash charges of $90–120 million.","company_name":"Frontier Group Holdings, Inc.","ticker":"ULCC","filing_date":"2026-08-31","form":"8-K","submitted_at":null,"items":[{"id":33305,"accession_number":"0001670076-26-000093","item_number":"2.05","item_title":"Costs Associated with Exit or Disposal Activities.","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.45,"reasoning":"This disclosure describes an operational restructuring involving early termination of 13 aircraft leases, resulting in expected non-cash charges of $60–80 million and cash charges of $90–120 million. While the filing is under Item 2.05 (Costs Associated with Exit or Disposal Activities), the prose focuses on aircraft fleet reduction and associated exit costs rather than workforce reduction per se. The event is material but the classification is uncertain between workforce_reduction and operational_other.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-31T20:37:53.830358+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":30651,"run_id":28099,"accession_number":"0001670076-26-000093","anchor_item_number":"8.01","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"summary":"Frontier entered into a direct lease agreement with AerCap Holdings N.V. for 10 A321neo aircraft with deliveries expected in Q4 2026 and Q1 2027, enhancing fleet capacity and operational flexibility.","company_name":"Frontier Group Holdings, Inc.","ticker":"ULCC","filing_date":"2026-08-31","form":"8-K","submitted_at":null,"items":[{"id":33306,"accession_number":"0001670076-26-000093","item_number":"8.01","item_title":"Other Events","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"Frontier entered into a direct lease agreement with AerCap Holdings N.V. for 10 A321neo aircraft with deliveries expected in Q4 2026 and Q1 2027. This is a material operational and strategic event involving fleet capacity management and aircraft acquisition, but does not fit the specific categories of M\u0026A activity, debt issuance, or other named financial events. The disclosure emphasizes operational benefits (productivity and flexibility) rather than a financial obligation or capital raise, making operational_other the most appropriate classification.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-31T20:37:53.830358+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":33305,"accession_number":"0001670076-26-000093","item_number":"2.05","item_title":"Costs Associated with Exit or Disposal Activities.","event_type":"workforce_reduction","event_domain":"operational","is_material":true,"confidence":0.45,"reasoning":"This disclosure describes an operational restructuring involving early termination of 13 aircraft leases, resulting in expected non-cash charges of $60–80 million and cash charges of $90–120 million. While the filing is under Item 2.05 (Costs Associated with Exit or Disposal Activities), the prose focuses on aircraft fleet reduction and associated exit costs rather than workforce reduction per se. The event is material but the classification is uncertain between workforce_reduction and operational_other.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-31T20:37:53.830358+00:00","company_name":"Frontier Group Holdings, Inc.","ticker":"ULCC","filing_date":"2026-08-31"},{"id":33306,"accession_number":"0001670076-26-000093","item_number":"8.01","item_title":"Other Events","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"Frontier entered into a direct lease agreement with AerCap Holdings N.V. for 10 A321neo aircraft with deliveries expected in Q4 2026 and Q1 2027. This is a material operational and strategic event involving fleet capacity management and aircraft acquisition, but does not fit the specific categories of M\u0026A activity, debt issuance, or other named financial events. The disclosure emphasizes operational benefits (productivity and flexibility) rather than a financial obligation or capital raise, making operational_other the most appropriate classification.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-31T20:37:53.830358+00:00","company_name":"Frontier Group Holdings, Inc.","ticker":"ULCC","filing_date":"2026-08-31"}]}