{"entity":{"type":"insider","cik":"0001816213","url":"/insider/0001816213","json_url":"/insider/0001816213.json","name":"McGrath Yvonne","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":9,"n_filings":6,"first":"2021-05-19","last":"2022-03-02","span_basis":"filed_date"},"name_variants":[{"name":"McGrath Yvonne","source":"filing","n_filings":6,"first_seen":"2021-05-19","last_seen":"2022-03-02"}],"transactions":[{"id":6947846,"accession":"0001209191-22-015080","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-22-015080","line_url":"/filing/0001209191-22-015080#line-2","is_derivative":false,"issuer_cik":"0001808865","issuer_name":"iTeos Therapeutics, Inc.","issuer_ticker":"ITOS","issuer_name_source":null,"issuer_url":"/issuer/0001808865","owner_cik":"0001816213","owner_name":"McGrath Yvonne","owner_display_name":"McGrath Yvonne","owner_url":"/insider/0001816213","role":"Officer (Chief Scientific Officer)","role_mark":"O","role_mark_label":"Officer (Chief Scientific Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Scientific Officer","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":10000.0,"shares_display":"10,000","price_per_share":36.757,"price_display":"36.76","price_state":"stated","total_value":367570.0,"total_display":"367,570.00","total_whole":"367,570","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-03-01","filed_date":"2022-03-02","scope":"insider"},{"id":4450986,"accession":"0000899243-21-023000","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000899243-21-023000","line_url":"/filing/0000899243-21-023000#line-2","is_derivative":false,"issuer_cik":"0001808865","issuer_name":"iTeos Therapeutics, Inc.","issuer_ticker":"ITOS","issuer_name_source":null,"issuer_url":"/issuer/0001808865","owner_cik":"0001816213","owner_name":"McGrath Yvonne","owner_display_name":"McGrath Yvonne","owner_url":"/insider/0001816213","role":"Officer (VP, Research and Development)","role_mark":"O","role_mark_label":"Officer (VP, Research and Development)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"VP, Research and Development","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7927.0,"shares_display":"7,927","price_per_share":20.0,"price_display":"20.00","price_state":"stated","total_value":158540.0,"total_display":"158,540.00","total_whole":"158,540","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-06-08","filed_date":"2021-06-10","scope":"insider"},{"id":4921473,"accession":"0000899243-21-021777","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0000899243-21-021777","line_url":"/filing/0000899243-21-021777#line-4","is_derivative":false,"issuer_cik":"0001808865","issuer_name":"iTeos Therapeutics, Inc.","issuer_ticker":"ITOS","issuer_name_source":null,"issuer_url":"/issuer/0001808865","owner_cik":"0001816213","owner_name":"McGrath Yvonne","owner_display_name":"McGrath Yvonne","owner_url":"/insider/0001816213","role":"Officer (VP, Research and Development)","role_mark":"O","role_mark_label":"Officer (VP, Research and Development)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"VP, Research and Development","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":323.0,"shares_display":"323","price_per_share":20.0,"price_display":"20.00","price_state":"stated","total_value":6460.0,"total_display":"6,460.00","total_whole":"6,460","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-06-02","filed_date":"2021-06-03","scope":"insider"},{"id":4921465,"accession":"0000899243-21-021777","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000899243-21-021777","line_url":"/filing/0000899243-21-021777#line-2","is_derivative":false,"issuer_cik":"0001808865","issuer_name":"iTeos Therapeutics, Inc.","issuer_ticker":"ITOS","issuer_name_source":null,"issuer_url":"/issuer/0001808865","owner_cik":"0001816213","owner_name":"McGrath Yvonne","owner_display_name":"McGrath Yvonne","owner_url":"/insider/0001816213","role":"Officer (VP, Research and Development)","role_mark":"O","role_mark_label":"Officer (VP, Research and Development)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"VP, Research and Development","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7604.0,"shares_display":"7,604","price_per_share":20.1792,"price_display":"20.18","price_state":"stated","total_value":153442.6368,"total_display":"153,442.64","total_whole":"153,443","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-06-01","filed_date":"2021-06-03","scope":"insider"},{"id":9204927,"accession":"0000899243-21-021779","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000899243-21-021779","line_url":"/filing/0000899243-21-021779#line-1","is_derivative":false,"issuer_cik":"0001808865","issuer_name":"iTeos Therapeutics, Inc.","issuer_ticker":"ITOS","issuer_name_source":null,"issuer_url":"/issuer/0001808865","owner_cik":"0001816213","owner_name":"McGrath Yvonne","owner_display_name":"McGrath Yvonne","owner_url":"/insider/0001816213","role":"Officer (VP, Research and Development)","role_mark":"O","role_mark_label":"Officer (VP, Research and Development)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"VP, Research and Development","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7927.0,"shares_display":"7,927","price_per_share":21.9246,"price_display":"21.92","price_state":"stated","total_value":173796.3042,"total_display":"173,796.30","total_whole":"173,796","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-05-24","filed_date":"2021-06-03","scope":"insider"},{"id":4550939,"accession":"0000899243-21-020733","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000899243-21-020733","line_url":"/filing/0000899243-21-020733#line-2","is_derivative":false,"issuer_cik":"0001808865","issuer_name":"iTeos Therapeutics, Inc.","issuer_ticker":"ITOS","issuer_name_source":null,"issuer_url":"/issuer/0001808865","owner_cik":"0001816213","owner_name":"McGrath Yvonne","owner_display_name":"McGrath Yvonne","owner_url":"/insider/0001816213","role":"Officer (VP, Research and Development)","role_mark":"O","role_mark_label":"Officer (VP, Research and Development)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"VP, Research and Development","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7927.0,"shares_display":"7,927","price_per_share":21.9246,"price_display":"21.92","price_state":"stated","total_value":173796.3042,"total_display":"173,796.30","total_whole":"173,796","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-05-24","filed_date":"2021-05-26","scope":"insider"},{"id":5427939,"accession":"0000899243-21-019921","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0000899243-21-019921","line_url":"/filing/0000899243-21-019921","is_derivative":false,"issuer_cik":"0001808865","issuer_name":"iTeos Therapeutics, Inc.","issuer_ticker":"ITOS","issuer_name_source":null,"issuer_url":"/issuer/0001808865","owner_cik":"0001816213","owner_name":"McGrath Yvonne","owner_display_name":"McGrath Yvonne","owner_url":"/insider/0001816213","role":"Officer (VP, Research and Development)","role_mark":"O","role_mark_label":"Officer (VP, Research and Development)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"VP, Research and Development","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7926.0,"shares_display":"7,926","price_per_share":24.69333516275549,"price_display":"24.69","price_state":"stated","total_value":195719.3745,"total_display":"195,719.37","total_whole":"195,719","shares_owned_after":2119.0,"shares_owned_after_display":"2,119","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-05-17","filed_date":"2021-05-19","scope":"insider","n_lines":3}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":9,"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":9,"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":9},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001808865","name":"iTeos Therapeutics, Inc.","url":"/issuer/0001808865","role":"Officer (Chief Scientific Officer)","n_filings":6,"first_seen":"2021-05-19","last_seen":"2022-03-02"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001816213","retrieved_at":"2026-08-27T11:07:27+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-26","last_ingest":"2026-08-27T05:24:39.644631+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"}}