{"filing":{"accession_number":"0001104659-26-106157","cik":"0000883902","ticker":null,"company_name":"Cornerstone Building Brands, Inc.","form":"8-K","filing_date":"2026-09-09","report_date":"2026-09-01","primary_document":"tm2625020d1_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/883902/000110465926106157/tm2625020d1_8k.htm"},"events":[{"id":32251,"run_id":29631,"accession_number":"0001104659-26-106157","anchor_item_number":"5.02","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"summary":"Matthew E. Garth was appointed as Executive Vice President and Chief Financial Officer of Cornerstone Building Brands effective September 1, 2026, with a compensation package including $750,000 base salary, 90% target bonus, $200,000 sign-on bonus, and 202,777.78 Class B Profit Units. Garth brings 30+ years of financial leadership experience from prior roles at major companies including Dentsply Sirona, Scotts Miracle-Gro, Minerals Technologies, and Alcoa.","company_name":"Cornerstone Building Brands, Inc.","ticker":null,"filing_date":"2026-09-09","form":"8-K","submitted_at":null,"items":[{"id":35380,"accession_number":"0001104659-26-106157","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"Matthew E. Garth was appointed as Executive Vice President and Chief Financial Officer of Cornerstone Building Brands effective September 1, 2026. The filing discloses his appointment to this named executive officer role, his compensation package ($750,000 base salary, 90% target bonus, $200,000 sign-on bonus, and 202,777.78 Class B Profit Units), and his extensive background in financial leadership. While the filing also mentions Christian Storch's departure as Interim CFO, the principal disclosed action centers on Garth's appointment to a material executive position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-09T13:01:53.017937+00:00","company_name":"","ticker":null,"filing_date":""},{"id":35381,"accession_number":"0001104659-26-106157","item_number":"8.01","item_title":"Other Events.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the appointment of Matthew E. Garth as Chief Financial Officer, effective September 14, 2026. The press release emphasizes his extensive financial leadership experience (30+ years) and prior roles at major companies (Dentsply Sirona, Scotts Miracle-Gro, Minerals Technologies, Alcoa), making this a material executive appointment to a key C-suite position responsible for finance and IT organizations.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-09T13:01:53.017937+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":35380,"accession_number":"0001104659-26-106157","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"Matthew E. Garth was appointed as Executive Vice President and Chief Financial Officer of Cornerstone Building Brands effective September 1, 2026. The filing discloses his appointment to this named executive officer role, his compensation package ($750,000 base salary, 90% target bonus, $200,000 sign-on bonus, and 202,777.78 Class B Profit Units), and his extensive background in financial leadership. While the filing also mentions Christian Storch's departure as Interim CFO, the principal disclosed action centers on Garth's appointment to a material executive position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-09T13:01:53.017937+00:00","company_name":"Cornerstone Building Brands, Inc.","ticker":null,"filing_date":"2026-09-09"},{"id":35381,"accession_number":"0001104659-26-106157","item_number":"8.01","item_title":"Other Events.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the appointment of Matthew E. Garth as Chief Financial Officer, effective September 14, 2026. The press release emphasizes his extensive financial leadership experience (30+ years) and prior roles at major companies (Dentsply Sirona, Scotts Miracle-Gro, Minerals Technologies, Alcoa), making this a material executive appointment to a key C-suite position responsible for finance and IT organizations.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-09T13:01:53.017937+00:00","company_name":"Cornerstone Building Brands, Inc.","ticker":null,"filing_date":"2026-09-09"}]}