{"entity":{"type":"insider","cik":"0001837949","url":"/insider/0001837949","json_url":"/insider/0001837949.json","name":"Hiller Michael","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":6,"n_filings":5,"first":"2021-03-05","last":"2024-06-03","span_basis":"filed_date"},"name_variants":[{"name":"Hiller Michael","source":"filing","n_filings":5,"first_seen":"2021-03-05","last_seen":"2024-06-03"}],"transactions":[{"id":2637104,"accession":"0000950170-24-068146","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000950170-24-068146","line_url":"/filing/0000950170-24-068146#line-1","is_derivative":false,"issuer_cik":"0001316835","issuer_name":"Builders FirstSource, Inc.","issuer_ticker":"BLDR","issuer_name_source":null,"issuer_url":"/issuer/0001316835","owner_cik":"0001837949","owner_name":"Hiller Michael","owner_display_name":"Hiller Michael","owner_url":"/insider/0001837949","role":"Officer (President - Central Division)","role_mark":"O","role_mark_label":"Officer (President - Central Division)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President - Central Division","security_title":"Common Stock, par value $0.01 per share","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4875.0,"shares_display":"4,875","price_per_share":159.25,"price_display":"159.25","price_state":"stated","total_value":776343.75,"total_display":"776,343.75","total_whole":"776,344","shares_owned_after":30106.0,"shares_owned_after_display":"30,106","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-05-30","filed_date":"2024-06-03","scope":"insider"},{"id":8630073,"accession":"0001209191-23-046089","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-23-046089","line_url":"/filing/0001209191-23-046089#line-2","is_derivative":false,"issuer_cik":"0001316835","issuer_name":"Builders FirstSource, Inc.","issuer_ticker":"BLDR","issuer_name_source":null,"issuer_url":"/issuer/0001316835","owner_cik":"0001837949","owner_name":"Hiller Michael","owner_display_name":"Hiller Michael","owner_url":"/insider/0001837949","role":"Officer (President - Central Division)","role_mark":"O","role_mark_label":"Officer (President - Central Division)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President - Central Division","security_title":"Common Stock, par value $0.01 per share","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1397.0,"shares_display":"1,397","price_per_share":151.96,"price_display":"151.96","price_state":"stated","total_value":212288.12,"total_display":"212,288.12","total_whole":"212,288","shares_owned_after":31495.0,"shares_owned_after_display":"31,495","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-15","filed_date":"2023-08-16","scope":"insider"},{"id":8630070,"accession":"0001209191-23-046089","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-23-046089","line_url":"/filing/0001209191-23-046089#line-1","is_derivative":false,"issuer_cik":"0001316835","issuer_name":"Builders FirstSource, Inc.","issuer_ticker":"BLDR","issuer_name_source":null,"issuer_url":"/issuer/0001316835","owner_cik":"0001837949","owner_name":"Hiller Michael","owner_display_name":"Hiller Michael","owner_url":"/insider/0001837949","role":"Officer (President - Central Division)","role_mark":"O","role_mark_label":"Officer (President - Central Division)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President - Central Division","security_title":"Common Stock, par value $0.01 per share","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5965.0,"shares_display":"5,965","price_per_share":147.91,"price_display":"147.91","price_state":"stated","total_value":882283.15,"total_display":"882,283.15","total_whole":"882,283","shares_owned_after":32892.0,"shares_owned_after_display":"32,892","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-14","filed_date":"2023-08-16","scope":"insider"},{"id":7897744,"accession":"0001209191-23-028395","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-23-028395","line_url":"/filing/0001209191-23-028395#line-1","is_derivative":false,"issuer_cik":"0001316835","issuer_name":"Builders FirstSource, Inc.","issuer_ticker":"BLDR","issuer_name_source":null,"issuer_url":"/issuer/0001316835","owner_cik":"0001837949","owner_name":"Hiller Michael","owner_display_name":"Hiller Michael","owner_url":"/insider/0001837949","role":"Officer (President - Central Division)","role_mark":"O","role_mark_label":"Officer (President - Central Division)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President - Central Division","security_title":"Common Stock, par value $0.01 per share","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7000.0,"shares_display":"7,000","price_per_share":110.87,"price_display":"110.87","price_state":"stated","total_value":776090.0,"total_display":"776,090.00","total_whole":"776,090","shares_owned_after":39857.0,"shares_owned_after_display":"39,857","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-05-05","filed_date":"2023-05-09","scope":"insider"},{"id":9271989,"accession":"0001209191-23-028392","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-23-028392","line_url":"/filing/0001209191-23-028392#line-1","is_derivative":false,"issuer_cik":"0001316835","issuer_name":"Builders FirstSource, Inc.","issuer_ticker":"BLDR","issuer_name_source":null,"issuer_url":"/issuer/0001316835","owner_cik":"0001837949","owner_name":"Hiller Michael","owner_display_name":"Hiller Michael","owner_url":"/insider/0001837949","role":"Officer (President - Central Division)","role_mark":"O","role_mark_label":"Officer (President - Central Division)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President - Central Division","security_title":"Common Stock, par value $0.01 per share","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3000.0,"shares_display":"3,000","price_per_share":85.0,"price_display":"85.00","price_state":"stated","total_value":255000.0,"total_display":"255,000.00","total_whole":"255,000","shares_owned_after":42300.0,"shares_owned_after_display":"42,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-02-02","filed_date":"2023-05-09","scope":"insider"},{"id":4178092,"accession":"0001209191-21-018174","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-21-018174","line_url":"/filing/0001209191-21-018174#line-1","is_derivative":false,"issuer_cik":"0001316835","issuer_name":"Builders FirstSource, Inc.","issuer_ticker":"BLDR","issuer_name_source":null,"issuer_url":"/issuer/0001316835","owner_cik":"0001837949","owner_name":"Hiller Michael","owner_display_name":"Hiller Michael","owner_url":"/insider/0001837949","role":"Officer (President - Central Division)","role_mark":"O","role_mark_label":"Officer (President - Central Division)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President - Central Division","security_title":"Common Stock, par value $0.01 per share","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":8330.0,"shares_display":"8,330","price_per_share":41.96,"price_display":"41.96","price_state":"stated","total_value":349526.8,"total_display":"349,526.80","total_whole":"349,527","shares_owned_after":16965.0,"shares_owned_after_display":"16,965","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-03-04","filed_date":"2021-03-05","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":6,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":0,"open_market":true},{"code":"S","label":"Open-market sale","n":6,"open_market":true},{"code":"M","label":"Option exercise","n":0,"open_market":false},{"code":"A","label":"Grant or award","n":0,"open_market":false},{"code":"F","label":"Tax withholding","n":0,"open_market":false},{"code":"D","label":"Disposition to the issuer","n":0,"open_market":false},{"code":"X","label":"In-the-money option exercise","n":0,"open_market":false}],"total":6},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001316835","name":"Builders FirstSource, Inc.","url":"/issuer/0001316835","role":"Officer (President - Central Division)","n_filings":5,"first_seen":"2021-03-05","last_seen":"2024-06-03"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001837949","retrieved_at":"2026-08-23T10:46:53+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-21","last_ingest":"2026-08-22T05:23:40.159918+00:00","counts_are":{"filings":"estimate","transactions":"estimate","issuers":"estimate","insiders":"estimate"},"source":"SEC EDGAR Form 4 filings, parsed by ebomi","fault":false},"license":{"underlying_records":"US SEC filings are public records of the United States government and are not subject to copyright. The transactional facts in them are not ours to license.","this_presentation":"The parsing, normalisation, curation, and presentation are ebomi's own work.","grant":"undecided","grant_note":"The open licence for ebomi's own layer is an open owner decision (SPEC-20260731T1159Z open question 3: CC BY 4.0 or CC0 with a citation request). Until it is taken, no grant is asserted here.","citation_request":"Balogh, A. Insider trading. Scientific Data 10, 237 (2023)","url":"https://ebomi.com/license"},"fair_use":{"policy":"These JSON endpoints are open and unauthenticated. Please read them at a human pace, identify your client in the User-Agent header, and use the published dataset for bulk work rather than crawling page by page.","bulk_alternative":"doi:10.1038/s41597-023-02147-6"}}