{"filing":{"accession_number":"0001628280-26-036906","cik":"0001842279","ticker":"OPAL","company_name":"OPAL Fuels Inc.","form":"8-K","filing_date":"2026-05-20","report_date":null,"primary_document":"opal-20260518.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1842279/000162828026036906/opal-20260518.htm"},"events":[{"id":9921,"run_id":8697,"accession_number":"0001628280-26-036906","anchor_item_number":"3.03","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"summary":"OPAL Fuels approved an Amended and Restated Certificate of Designations for Series A-1 Preferred Units on May 18, 2026, materially modifying the rights of preferred security holders. Key changes include: dividend rate increase from 8% to 12% per annum, restructured payment-in-kind provisions, revised Change of Control definition, new Trigger Event framework with penalty rates, removal of delayed redemption conversion rights, and expanded protective provisions. While Item 3.03 addresses material modifications to security holder rights, this disclosure does not fit neatly into the more specific event categories (it is not an appointment, departure, compensation arrangement, M\u0026A activity, or other enumerated event type), making \"other_material\" the most appropriate classification for a material amendment to preferred unit terms.","company_name":"OPAL Fuels Inc.","ticker":"OPAL","filing_date":"2026-05-20","form":"8-K","submitted_at":null,"items":[{"id":747,"accession_number":"0001628280-26-036906","item_number":"3.03","item_title":"Material Modification to Rights of Security Holders.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"OPAL Fuels approved an Amended and Restated Certificate of Designations for Series A-1 Preferred Units on May 18, 2026, materially modifying the rights of preferred security holders. Key changes include: dividend rate increase from 8% to 12% per annum, restructured payment-in-kind provisions, revised Change of Control definition, new Trigger Event framework with penalty rates, removal of delayed redemption conversion rights, and expanded protective provisions. While Item 3.03 addresses material modifications to security holder rights, this disclosure does not fit neatly into the more specific event categories (it is not an appointment, departure, compensation arrangement, M\u0026A activity, or other enumerated event type), making \"other_material\" the most appropriate classification for a material amendment to preferred unit terms.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:55:35.949873+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":747,"accession_number":"0001628280-26-036906","item_number":"3.03","item_title":"Material Modification to Rights of Security Holders.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"OPAL Fuels approved an Amended and Restated Certificate of Designations for Series A-1 Preferred Units on May 18, 2026, materially modifying the rights of preferred security holders. Key changes include: dividend rate increase from 8% to 12% per annum, restructured payment-in-kind provisions, revised Change of Control definition, new Trigger Event framework with penalty rates, removal of delayed redemption conversion rights, and expanded protective provisions. While Item 3.03 addresses material modifications to security holder rights, this disclosure does not fit neatly into the more specific event categories (it is not an appointment, departure, compensation arrangement, M\u0026A activity, or other enumerated event type), making \"other_material\" the most appropriate classification for a material amendment to preferred unit terms.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:55:35.949873+00:00","company_name":"OPAL Fuels Inc.","ticker":"OPAL","filing_date":"2026-05-20"}]}