{"entity":{"type":"insider","cik":"0001431675","url":"/insider/0001431675","json_url":"/insider/0001431675.json","name":"Stein Kevin M","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":429,"n_filings":47,"first":"2009-05-22","last":"2026-02-03","span_basis":"filed_date"},"name_variants":[{"name":"Stein Kevin M","source":"filing","n_filings":47,"first_seen":"2009-05-22","last_seen":"2026-02-03"}],"transactions":[{"id":6036097,"accession":"0001193125-26-035714","txn_seq":24,"anchor":"line-24","filing_url":"/filing/0001193125-26-035714","line_url":"/filing/0001193125-26-035714","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":36925.0,"shares_display":"36,925","price_per_share":1425.7853918645903,"price_display":"1,425.79","price_state":"stated","total_value":52647125.5946,"total_display":"52,647,125.59","total_whole":"52,647,126","shares_owned_after":25127.0,"shares_owned_after_display":"25,127","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-02-02","filed_date":"2026-02-03","scope":"insider","n_lines":22},{"id":5919049,"accession":"0001193125-26-035726","txn_seq":10,"anchor":"line-10","filing_url":"/filing/0001193125-26-035726","line_url":"/filing/0001193125-26-035726","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":11075.0,"shares_display":"11,075","price_per_share":1434.4902609300225,"price_display":"1,434.49","price_state":"stated","total_value":15886979.6398,"total_display":"15,886,979.64","total_whole":"15,886,980","shares_owned_after":13355.0,"shares_owned_after_display":"13,355","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-02-02","filed_date":"2026-02-03","scope":"insider","n_lines":10},{"id":6072456,"accession":"0001193125-26-015540","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001193125-26-015540","line_url":"/filing/0001193125-26-015540","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7627.0,"shares_display":"7,627","price_per_share":1406.3792337616362,"price_display":"1,406.38","price_state":"stated","total_value":10726454.4159,"total_display":"10,726,454.42","total_whole":"10,726,454","shares_owned_after":9680.0,"shares_owned_after_display":"9,680","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-14","filed_date":"2026-01-16","scope":"insider","n_lines":3},{"id":5856602,"accession":"0001193125-26-008970","txn_seq":8,"anchor":"line-8","filing_url":"/filing/0001193125-26-008970","line_url":"/filing/0001193125-26-008970","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":17373.0,"shares_display":"17,373","price_per_share":1407.2472277384447,"price_display":"1,407.25","price_state":"stated","total_value":24448106.0875,"total_display":"24,448,106.09","total_whole":"24,448,106","shares_owned_after":19147.0,"shares_owned_after_display":"19,147","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-08","filed_date":"2026-01-09","scope":"insider","n_lines":7},{"id":5918938,"accession":"0001193125-26-004595","txn_seq":23,"anchor":"line-23","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-23","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4457.0,"shares_display":"4,457","price_per_share":1370.1206,"price_display":"1,370.12","price_state":"stated","total_value":6106627.5142,"total_display":"6,106,627.51","total_whole":"6,106,628","shares_owned_after":23034.0,"shares_owned_after_display":"23,034","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"},{"id":5918937,"accession":"0001193125-26-004595","txn_seq":22,"anchor":"line-22","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-22","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3956.0,"shares_display":"3,956","price_per_share":1369.0453,"price_display":"1,369.05","price_state":"stated","total_value":5415943.2068,"total_display":"5,415,943.21","total_whole":"5,415,943","shares_owned_after":27491.0,"shares_owned_after_display":"27,491","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"},{"id":5918935,"accession":"0001193125-26-004595","txn_seq":21,"anchor":"line-21","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-21","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2084.0,"shares_display":"2,084","price_per_share":1372.0398,"price_display":"1,372.04","price_state":"stated","total_value":2859330.9432,"total_display":"2,859,330.94","total_whole":"2,859,331","shares_owned_after":19173.0,"shares_owned_after_display":"19,173","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"},{"id":5918932,"accession":"0001193125-26-004595","txn_seq":20,"anchor":"line-20","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-20","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1867.0,"shares_display":"1,867","price_per_share":1382.6226,"price_display":"1,382.62","price_state":"stated","total_value":2581356.3942,"total_display":"2,581,356.39","total_whole":"2,581,356","shares_owned_after":8732.0,"shares_owned_after_display":"8,732","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"},{"id":5918931,"accession":"0001193125-26-004595","txn_seq":19,"anchor":"line-19","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-19","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1777.0,"shares_display":"1,777","price_per_share":1371.0914,"price_display":"1,371.09","price_state":"stated","total_value":2436429.4178,"total_display":"2,436,429.42","total_whole":"2,436,429","shares_owned_after":21257.0,"shares_owned_after_display":"21,257","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"},{"id":5918930,"accession":"0001193125-26-004595","txn_seq":18,"anchor":"line-18","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-18","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1587.0,"shares_display":"1,587","price_per_share":1376.1458,"price_display":"1,376.15","price_state":"stated","total_value":2183943.3846,"total_display":"2,183,943.38","total_whole":"2,183,943","shares_owned_after":14747.0,"shares_owned_after_display":"14,747","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"},{"id":5918928,"accession":"0001193125-26-004595","txn_seq":17,"anchor":"line-17","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-17","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1338.0,"shares_display":"1,338","price_per_share":1375.1611,"price_display":"1,375.16","price_state":"stated","total_value":1839965.5518,"total_display":"1,839,965.55","total_whole":"1,839,966","shares_owned_after":16334.0,"shares_owned_after_display":"16,334","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"},{"id":5918927,"accession":"0001193125-26-004595","txn_seq":16,"anchor":"line-16","filing_url":"/filing/0001193125-26-004595","line_url":"/filing/0001193125-26-004595#line-16","is_derivative":false,"issuer_cik":"0001260221","issuer_name":"TransDigm Group INC","issuer_ticker":"TDG","issuer_name_source":null,"issuer_url":"/issuer/0001260221","owner_cik":"0001431675","owner_name":"Stein Kevin M","owner_display_name":"Stein Kevin M","owner_url":"/insider/0001431675","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1239.0,"shares_display":"1,239","price_per_share":1378.5069,"price_display":"1,378.51","price_state":"stated","total_value":1707970.0491,"total_display":"1,707,970.05","total_whole":"1,707,970","shares_owned_after":13105.0,"shares_owned_after_display":"13,105","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-01-05","filed_date":"2026-01-06","scope":"insider"}],"collapsed":true,"next_cursor":"2026-01-05|5918927","ledger_fault":false,"count":{"value":429,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":4,"open_market":true},{"code":"S","label":"Open-market sale","n":425,"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":429},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001260221","name":"TransDigm Group INC","url":"/issuer/0001260221","role":"Director, Officer (President & CEO)","n_filings":40,"first_seen":"2018-03-01","last_seen":"2026-02-03"},{"type":"issuer","type_label":"ISSUER","cik":"0001616862","name":"Axalta Coating Systems Ltd.","url":"/issuer/0001616862","role":"Director","n_filings":1,"first_seen":"2023-09-06","last_seen":"2023-09-06"},{"type":"issuer","type_label":"ISSUER","cik":"0001880319","name":"Perimeter Solutions, SA","url":"/issuer/0001880319","role":"Director","n_filings":1,"first_seen":"2021-11-10","last_seen":"2021-11-10"},{"type":"issuer","type_label":"ISSUER","cik":"0000079958","name":"PRECISION CASTPARTS CORP","url":"/issuer/0000079958","role":"Officer (Exec VP)","n_filings":5,"first_seen":"2009-05-22","last_seen":"2013-01-30"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001431675","retrieved_at":"2026-08-25T12:39:49+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-24","last_ingest":"2026-08-25T05:24:19.374141+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"}}