{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-026632","form_type":"8-K","ticker":null,"cik":"0000883902","company_name":"Cornerstone Building Brands, Inc.","filed_at":"2025-03-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:06.660999+00:00","generated_at":"2026-05-24T09:33:21.204366+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"CEO Rose Lee resigns; Chairman John Krenicki named interim CEO; new CAO appointed","bullets":["Rose Lee resigned as President, CEO and director effective March 18, 2025, to focus on a personal family matter.","Board Chairman John Krenicki appointed as Interim President and CEO; search for permanent successor launched.","Tina Beskid named SVP, Chief Accounting Officer effective April 1, 2025; base salary $438,000 plus bonus and equity units.","Wayne F. Irmiter departed as SVP, Chief Accounting Officer on March 18, 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-026632","json":"https://secwatch.observer/filing/0001104659-25-026632.json","markdown":"https://secwatch.observer/filing/0001104659-25-026632.md","text":"https://secwatch.observer/filing/0001104659-25-026632.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/883902/000110465925026632/0001104659-25-026632-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/883902/000110465925026632/tm259966d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T09:33:21.204366+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"03ddfd810d","claim":"Tina Beskid was appointed as Senior Vice President, Chief Accounting Officer at Cornerstone Building Brands, Inc..","evidence_excerpt":"On March 17, 2025, the Company appointed Tina Beskid as Senior Vice President, Chief Accounting Officer of the Company, effective April 1, 2025.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/883902/000110465925026632/0001104659-25-026632-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Senior Vice President, Chief Accounting Officer"}],"fact_type":"executive_change"},{"claim_id":"12891a48ec","claim":"Rose Lee resigned as President, Chief Executive Officer at Cornerstone Building Brands, Inc..","evidence_excerpt":"On March 18, 2025, Rose Lee resigned as Cornerstone Building Brands, Inc.’s (the “Company”) President, Chief Executive Officer, member of the Board of Directors as well as all other Company positions, effective immediately to focus on a personal family matter.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/883902/000110465925026632/0001104659-25-026632-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"President, Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"a7aa8fdfa2","claim":"John Krenicki was appointed as Interim President and Chief Executive Officer at Cornerstone Building Brands, Inc..","evidence_excerpt":"The Company’s Board of Directors has appointed John Krenicki, the Chairman of the Board, to serve as the Company’s Interim President and Chief Executive Officer as of the effective date of Ms. Lee’s resignation.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/883902/000110465925026632/0001104659-25-026632-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Interim President and Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"b0a35699c3","claim":"Wayne F. Irmiter departed as Senior Vice President, Chief Accounting Officer at Cornerstone Building Brands, Inc..","evidence_excerpt":"On March 18, 2025, Wayne F. Irmiter, the Company’s Senior Vice President, Chief Accounting Officer departed the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/883902/000110465925026632/0001104659-25-026632-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"departed"},{"label":"Role","value":"Senior Vice President, Chief Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}