{"filing":{"accession_number":"0001628280-26-059430","cik":"0000883902","ticker":null,"company_name":"Cornerstone Building Brands, Inc.","form":"8-K","filing_date":"2026-08-28","report_date":"2026-08-25","primary_document":"cnr-20260825.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/883902/000162828026059430/cnr-20260825.htm"},"events":[{"id":30373,"run_id":27836,"accession_number":"0001628280-26-059430","anchor_item_number":"5.02","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"summary":"Ray Pittard was elected to the Board of Directors on August 25, 2026, to fill a vacancy created by the Board's expansion from twelve to thirteen directors.","company_name":"Cornerstone Building Brands, Inc.","ticker":null,"filing_date":"2026-08-28","form":"8-K","submitted_at":null,"items":[{"id":32948,"accession_number":"0001628280-26-059430","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"Ray Pittard was elected to the Board of Directors on August 25, 2026, to fill a vacancy created by the Board's expansion from twelve to thirteen directors. The disclosure centers on the appointment of a director to a newly created seat, which is a governance event material to investors assessing board composition and leadership. Standard director compensation arrangements are noted but are secondary to the principal action of appointment.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-28T20:50:46.853698+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":30374,"run_id":27836,"accession_number":"0001628280-26-059430","anchor_item_number":"5.07","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.45,"summary":"Item 5.07 contains only a cross-reference to Item 5.02 and signature blocks with no substantive disclosure of shareholder vote results or matters submitted to a vote.","company_name":"Cornerstone Building Brands, Inc.","ticker":null,"filing_date":"2026-08-28","form":"8-K","submitted_at":null,"items":[{"id":32949,"accession_number":"0001628280-26-059430","item_number":"5.07","item_title":"Submission of Matters to a Vote of Security Holders.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.45,"reasoning":"Item 5.07 is titled \"Submission of Matters to a Vote of Security Holders,\" but the section provided contains only a cross-reference to Item 5.02 (executive changes) and signature blocks with no substantive disclosure of shareholder vote results or matters submitted to a vote. Without the actual content of Item 5.02 or details of any shareholder vote, the materiality and specific event type cannot be determined from this excerpt alone. This appears to be a governance-related filing, but the lack of substantive disclosure makes classification uncertain.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-28T20:50:46.853698+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":32948,"accession_number":"0001628280-26-059430","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"Ray Pittard was elected to the Board of Directors on August 25, 2026, to fill a vacancy created by the Board's expansion from twelve to thirteen directors. The disclosure centers on the appointment of a director to a newly created seat, which is a governance event material to investors assessing board composition and leadership. Standard director compensation arrangements are noted but are secondary to the principal action of appointment.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-28T20:50:46.853698+00:00","company_name":"Cornerstone Building Brands, Inc.","ticker":null,"filing_date":"2026-08-28"},{"id":32949,"accession_number":"0001628280-26-059430","item_number":"5.07","item_title":"Submission of Matters to a Vote of Security Holders.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.45,"reasoning":"Item 5.07 is titled \"Submission of Matters to a Vote of Security Holders,\" but the section provided contains only a cross-reference to Item 5.02 (executive changes) and signature blocks with no substantive disclosure of shareholder vote results or matters submitted to a vote. Without the actual content of Item 5.02 or details of any shareholder vote, the materiality and specific event type cannot be determined from this excerpt alone. This appears to be a governance-related filing, but the lack of substantive disclosure makes classification uncertain.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-28T20:50:46.853698+00:00","company_name":"Cornerstone Building Brands, Inc.","ticker":null,"filing_date":"2026-08-28"}]}