{"entity":{"type":"insider","cik":"0001998682","url":"/insider/0001998682","json_url":"/insider/0001998682.json","name":"CHEN THOMAS C","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":14,"n_filings":7,"first":"2025-04-08","last":"2026-08-20","span_basis":"filed_date"},"name_variants":[{"name":"CHEN THOMAS C","source":"filing","n_filings":7,"first_seen":"2025-04-08","last_seen":"2026-08-20"}],"transactions":[{"id":9299595,"accession":"0001213900-26-092277","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001213900-26-092277","line_url":"/filing/0001213900-26-092277#line-1","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":12757.0,"shares_display":"12,757","price_per_share":5.487,"price_display":"5.49","price_state":"stated","total_value":69997.659,"total_display":"69,997.66","shares_owned_after":13705.0,"shares_owned_after_display":"13,705","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-08-18","filed_date":"2026-08-20","scope":"insider"},{"id":9299134,"accession":"0001213900-26-092276","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001213900-26-092276","line_url":"/filing/0001213900-26-092276#line-4","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (Chief Scientific Officer), Ten percent owner","officer_title":"Chief Scientific Officer","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":2472.0,"shares_display":"2,472","price_per_share":4.0445,"price_display":"4.04","price_state":"stated","total_value":9998.004,"total_display":"9,998.00","shares_owned_after":583531.0,"shares_owned_after_display":"583,531","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-17","filed_date":"2026-08-20","scope":"insider"},{"id":9273250,"accession":"0001213900-26-091231","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001213900-26-091231","line_url":"/filing/0001213900-26-091231#line-2","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":2472.0,"shares_display":"2,472","price_per_share":4.0445,"price_display":"4.04","price_state":"stated","total_value":9998.004,"total_display":"9,998.00","shares_owned_after":583531.0,"shares_owned_after_display":"583,531","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-17","filed_date":"2026-08-18","scope":"insider"},{"id":9299133,"accession":"0001213900-26-092276","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001213900-26-092276","line_url":"/filing/0001213900-26-092276#line-3","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (Chief Scientific Officer), Ten percent owner","officer_title":"Chief Scientific Officer","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":33787.0,"shares_display":"33,787","price_per_share":3.8477,"price_display":"3.85","price_state":"stated","total_value":130002.2399,"total_display":"130,002.24","shares_owned_after":581059.0,"shares_owned_after_display":"581,059","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-14","filed_date":"2026-08-20","scope":"insider"},{"id":9273251,"accession":"0001213900-26-091231","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001213900-26-091231","line_url":"/filing/0001213900-26-091231#line-1","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":33787.0,"shares_display":"33,787","price_per_share":3.8477,"price_display":"3.85","price_state":"stated","total_value":130002.2399,"total_display":"130,002.24","shares_owned_after":581059.0,"shares_owned_after_display":"581,059","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-14","filed_date":"2026-08-18","scope":"insider"},{"id":9299132,"accession":"0001213900-26-092276","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001213900-26-092276","line_url":"/filing/0001213900-26-092276#line-2","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (Chief Scientific Officer), Ten percent owner","officer_title":"Chief Scientific Officer","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":10000.0,"shares_display":"10,000","price_per_share":4.8,"price_display":"4.80","price_state":"stated","total_value":48000.0,"total_display":"48,000.00","shares_owned_after":10000.0,"shares_owned_after_display":"10,000","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-04-24","filed_date":"2026-08-20","scope":"insider"},{"id":9299131,"accession":"0001213900-26-092276","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001213900-26-092276","line_url":"/filing/0001213900-26-092276#line-1","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (Chief Scientific Officer), Ten percent owner","officer_title":"Chief Scientific Officer","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":948.0,"shares_display":"948","price_per_share":5.1677,"price_display":"5.17","price_state":"stated","total_value":4898.9796,"total_display":"4,898.98","shares_owned_after":948.0,"shares_owned_after_display":"948","ownership_form":"I","is_10b5_1":null,"transaction_date":"2026-04-10","filed_date":"2026-08-20","scope":"insider"},{"id":4457887,"accession":"0001213900-25-047511","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001213900-25-047511","line_url":"/filing/0001213900-25-047511#line-2","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":2709.0,"shares_display":"2,709","price_per_share":7.3828,"price_display":"7.38","price_state":"stated","total_value":20000.0052,"total_display":"20,000.01","shares_owned_after":551668.0,"shares_owned_after_display":"551,668","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-05-22","filed_date":"2025-05-23","scope":"insider"},{"id":4457881,"accession":"0001213900-25-047511","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001213900-25-047511","line_url":"/filing/0001213900-25-047511#line-1","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":2759.0,"shares_display":"2,759","price_per_share":7.2499,"price_display":"7.25","price_state":"stated","total_value":20002.4741,"total_display":"20,002.47","shares_owned_after":548959.0,"shares_owned_after_display":"548,959","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-05-21","filed_date":"2025-05-23","scope":"insider"},{"id":4299555,"accession":"0001213900-25-045595","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001213900-25-045595","line_url":"/filing/0001213900-25-045595#line-1","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":400.0,"shares_display":"400","price_per_share":7.0,"price_display":"7.00","price_state":"stated","total_value":2800.0,"total_display":"2,800.00","shares_owned_after":546200.0,"shares_owned_after_display":"546,200","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-05-12","filed_date":"2025-05-19","scope":"insider"},{"id":9273111,"accession":"0001213900-25-051685","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001213900-25-051685","line_url":"/filing/0001213900-25-051685#line-2","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":983.0,"shares_display":"983","price_per_share":19.1299,"price_display":"19.13","price_state":"stated","total_value":18804.6917,"total_display":"18,804.69","shares_owned_after":261242.0,"shares_owned_after_display":"261,242","ownership_form":"I","is_10b5_1":null,"transaction_date":"2025-03-26","filed_date":"2025-06-05","scope":"insider"},{"id":9273110,"accession":"0001213900-25-051685","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001213900-25-051685","line_url":"/filing/0001213900-25-051685#line-1","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":38250.0,"shares_display":"38,250","price_per_share":25.0,"price_display":"25.00","price_state":"stated","total_value":956250.0,"total_display":"956,250.00","shares_owned_after":262225.0,"shares_owned_after_display":"262,225","ownership_form":"I","is_10b5_1":null,"transaction_date":"2025-03-26","filed_date":"2025-06-05","scope":"insider"},{"id":9273058,"accession":"0001213900-25-030062","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001213900-25-030062","line_url":"/filing/0001213900-25-030062#line-1","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":38250.0,"shares_display":"38,250","price_per_share":25.0,"price_display":"25.00","price_state":"stated","total_value":956250.0,"total_display":"956,250.00","shares_owned_after":262225.0,"shares_owned_after_display":"262,225","ownership_form":"I","is_10b5_1":null,"transaction_date":"2025-03-26","filed_date":"2025-04-08","scope":"insider"},{"id":9273057,"accession":"0001213900-25-030062","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001213900-25-030062","line_url":"/filing/0001213900-25-030062#line-2","is_derivative":false,"issuer_cik":"0001979414","issuer_name":"NEONC TECHNOLOGIES HOLDINGS, INC.","issuer_ticker":"NTHI","issuer_name_source":null,"issuer_url":"/issuer/0001979414","owner_cik":"0001998682","owner_name":"CHEN THOMAS C","owner_url":"/insider/0001998682","role":"Director, Officer (CEO), Ten percent owner","officer_title":"CEO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":983.0,"shares_display":"983","price_per_share":19.1299,"price_display":"19.13","price_state":"stated","total_value":18804.6917,"total_display":"18,804.69","shares_owned_after":261242.0,"shares_owned_after_display":"261,242","ownership_form":"I","is_10b5_1":null,"transaction_date":"2025-03-26","filed_date":"2025-04-08","scope":"insider"}],"next_cursor":null,"ledger_fault":false,"count":{"value":14,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":10,"open_market":true},{"code":"S","label":"Open-market sale","n":4,"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":14},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001979414","name":"NEONC TECHNOLOGIES HOLDINGS, INC.","url":"/issuer/0001979414","role":"Director, Officer (CEO), Ten percent owner","n_filings":7,"first_seen":"2025-04-08","last_seen":"2026-08-20"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001998682","retrieved_at":"2026-08-21T21:28:03+00:00","coverage":{"filings":1505395,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-20","last_ingest":"2026-08-21T05:23:33.898496+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"}}