{"schema_version":"secwatch.filing_event.v1","accession":"0001316835-26-000004","form_type":"8-K","ticker":"BLDR","cik":"0001316835","company_name":"Builders FirstSource, Inc.","filed_at":"2026-05-18T20:15:16+00:00","discovered_at":"2026-05-18T20:16:00.492123+00:00","generated_at":"2026-05-18T21:14:52.244870+00:00","sec_items":["5.02","5.07","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"BLDR announces COO and CHRO succession; Hiller named COO-Designate, O'Brien CHRO","bullets":["Mike Hiller appointed COO-Designate effective May 18, 2026, to succeed Steve Herron upon his retirement Dec. 31, 2026.","Steve Herron, COO since March 2023, retires after over 15 years with the company.","Hiller previously served as Chief Talent Officer and President – Central Division; over 25 years in building materials.","Coley O'Brien appointed Chief Human Resources Officer effective May 18, 2026; joins from Wendy's where he was Chief People Officer.","Annual meeting results: all director nominees elected, advisory say-on-pay approved, 2026 equity and ESPP plans approved."],"urls":{"canonical":"https://secwatch.observer/filing/0001316835-26-000004","json":"https://secwatch.observer/filing/0001316835-26-000004.json","markdown":"https://secwatch.observer/filing/0001316835-26-000004.md","text":"https://secwatch.observer/filing/0001316835-26-000004.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/bldr-20260514.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T21:14:52.244870+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":"69874370dd","claim":"Coley O'Brien was appointed as Chief Human Resources Officer at Builders FirstSource, Inc..","evidence_excerpt":"the Board appointed Coley O'Brien to succeed Mr. Hiller as Chief Human Resources Officer, effective May 18, 2026.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Human Resources Officer"}],"fact_type":"executive_change"},{"claim_id":"6a7d67fe88","claim":"Steve Herron departed as Chief Operating Officer at Builders FirstSource, Inc..","evidence_excerpt":"Mr. Herron has served as Chief Operating Officer of the Company since March 2023 and is retiring after over 15 years of dedicated service to the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retiring"},{"label":"Role","value":"Chief Operating Officer"}],"fact_type":"executive_change"},{"claim_id":"e4cb11f1a0","claim":"Mike Hiller was appointed as Chief Operating Officer-Designate at Builders FirstSource, Inc..","evidence_excerpt":"appointed Mike Hiller, Chief Talent Officer of the Company, as Chief Operating Officer-Designate effective May 18, 2026.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Operating Officer-Designate"}],"fact_type":"executive_change"},{"claim_id":"2a05754ed0250970406105239d22f91101c5af5b","claim":"Builders FirstSource, Inc. shareholders approved Approval of the Builders FirstSource, Inc. 2026 Equity Incentive Plan at the 2026-05-18 meeting.","evidence_excerpt":"Proposal No. 4: Approval of the Builders FirstSource, Inc. 2026 Equity Incentive Plan. The proposal to approve the Builders FirstSource, Inc. 2026 Equity Incentive Plan was approved. For Against Abstain Broker Non-Vote 86,712,552 1,885,973 130,947 8,827,912","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.99,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"equity plan"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-18"}],"fact_type":"shareholder_vote"},{"claim_id":"4264a384b694029e90bc3ffc6feb72d8ee087c89","claim":"Builders FirstSource, Inc. shareholders approved Election of Directors at the 2026-05-18 meeting.","evidence_excerpt":"Proposal No. 1: Election of Directors. Nominee For Against Abstain Broker Non-Vote Paul S. Levy 83,059,970 5,605,020 64,482 8,827,912 Cheryl Ainoa 88,396,041 268,996 64,435 8,827,912 Cory J. Boydston 85,157,525 3,454,536 117,411 8,827,912 James O'Leary 87,641,001 1,023,805 64,666 8,827,912 Maria Renz 88,379,287 285,903 64,282 8,827,912 Craig Steinke 76,271,469 12,364,061 93,942 8,827,912","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.99,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"director election"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-18"}],"fact_type":"shareholder_vote"},{"claim_id":"a1c53b2acce897e506a52f1df209c812c3b7edf9","claim":"Builders FirstSource, Inc. shareholders approved Advisory vote on the 2025 compensation of the Company's named executive officers at the 2026-05-18 meeting.","evidence_excerpt":"Proposal No. 2: Advisory vote on the 2025 compensation of the Company's named executive officers. For Against Abstain Broker Non-Vote 86,126,013 2,333,519 269,940 8,827,912","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.99,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"say on pay"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-18"}],"fact_type":"shareholder_vote"},{"claim_id":"b9d9da38fc61e03dd5659dd8b762d557de33a625","claim":"Builders FirstSource, Inc. shareholders approved Ratification of the appointment of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm for year 2026 at the 2026-05-18 meeting.","evidence_excerpt":"Proposal No. 3: Ratification of the appointment of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm for year 2026. For Against Abstain Broker Non-Vote 93,169,372 4,333,634 54,378 0","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.99,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"auditor ratification"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-18"}],"fact_type":"shareholder_vote"},{"claim_id":"bdd12f7076135b13cc91b0c1e7c87d9c362a815d","claim":"Builders FirstSource, Inc. shareholders approved Approval of the Builders FirstSource, Inc. Employee Stock Purchase Plan at the 2026-05-18 meeting.","evidence_excerpt":"Proposal No. 5: Approval of the Builders FirstSource, Inc. Employee Stock Purchase Plan. The proposal to approve the Builders FirstSource, Inc. Employee Stock Purchase Plan was approved. For Against Abstain Broker Non-Vote 88,304,284 369,902 55,286 8,827,912","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1316835/000131683526000004/0001316835-26-000004-index.htm","confidence":0.99,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"equity plan"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-18"}],"fact_type":"shareholder_vote"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}