{"entity":{"type":"insider","cik":"0001907682","url":"/insider/0001907682","json_url":"/insider/0001907682.json","name":"Paone Antoinette","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":9,"n_filings":9,"first":"2022-09-19","last":"2024-07-03","span_basis":"filed_date"},"name_variants":[{"name":"Paone Antoinette","source":"filing","n_filings":9,"first_seen":"2022-09-19","last_seen":"2024-07-03"}],"transactions":[{"id":2370506,"accession":"0001415889-24-019206","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-24-019206","line_url":"/filing/0001415889-24-019206#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":6719.0,"shares_display":"6,719","price_per_share":2.74,"price_display":"2.74","price_state":"stated","total_value":18410.06,"total_display":"18,410.06","total_whole":"18,410","shares_owned_after":13807.0,"shares_owned_after_display":"13,807","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-07-01","filed_date":"2024-07-03","scope":"insider"},{"id":2255032,"accession":"0001415889-24-000302","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-24-000302","line_url":"/filing/0001415889-24-000302#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2445.0,"shares_display":"2,445","price_per_share":1.62,"price_display":"1.62","price_state":"stated","total_value":3960.9,"total_display":"3,960.90","total_whole":"3,961","shares_owned_after":5828.0,"shares_owned_after_display":"5,828","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-01-02","filed_date":"2024-01-03","scope":"insider"},{"id":8710892,"accession":"0001415889-23-012666","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-23-012666","line_url":"/filing/0001415889-23-012666#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3116.0,"shares_display":"3,116","price_per_share":4.93,"price_display":"4.93","price_state":"stated","total_value":15361.88,"total_display":"15,361.88","total_whole":"15,362","shares_owned_after":2914.0,"shares_owned_after_display":"2,914","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-23","filed_date":"2023-08-25","scope":"insider"},{"id":8344276,"accession":"0001415889-23-006919","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-23-006919","line_url":"/filing/0001415889-23-006919#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2914.0,"shares_display":"2,914","price_per_share":4.61,"price_display":"4.61","price_state":"stated","total_value":13433.54,"total_display":"13,433.54","total_whole":"13,434","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-04-25","filed_date":"2023-04-26","scope":"insider"},{"id":8005695,"accession":"0001415889-23-001506","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-23-001506","line_url":"/filing/0001415889-23-001506#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2695.0,"shares_display":"2,695","price_per_share":5.56,"price_display":"5.56","price_state":"stated","total_value":14984.2,"total_display":"14,984.20","total_whole":"14,984","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-01-26","filed_date":"2023-01-27","scope":"insider"},{"id":8166348,"accession":"0001415889-23-000801","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-23-000801","line_url":"/filing/0001415889-23-000801#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1865.0,"shares_display":"1,865","price_per_share":4.57,"price_display":"4.57","price_state":"stated","total_value":8523.05,"total_display":"8,523.05","total_whole":"8,523","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-01-10","filed_date":"2023-01-11","scope":"insider"},{"id":6382634,"accession":"0001415889-22-010873","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-22-010873","line_url":"/filing/0001415889-22-010873#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2914.0,"shares_display":"2,914","price_per_share":5.03,"price_display":"5.03","price_state":"stated","total_value":14657.42,"total_display":"14,657.42","total_whole":"14,657","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-10-27","filed_date":"2022-10-28","scope":"insider"},{"id":6968706,"accession":"0001415889-22-010039","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-22-010039","line_url":"/filing/0001415889-22-010039#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2828.0,"shares_display":"2,828","price_per_share":5.24,"price_display":"5.24","price_state":"stated","total_value":14818.72,"total_display":"14,818.72","total_whole":"14,819","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-09-29","filed_date":"2022-09-30","scope":"insider"},{"id":6569710,"accession":"0001415889-22-009779","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-22-009779","line_url":"/filing/0001415889-22-009779#line-1","is_derivative":false,"issuer_cik":"0001733294","issuer_name":"Generation Bio Co.","issuer_ticker":"GBIO","issuer_name_source":null,"issuer_url":"/issuer/0001733294","owner_cik":"0001907682","owner_name":"Paone Antoinette","owner_display_name":"Paone Antoinette","owner_url":"/insider/0001907682","role":"Officer (CHIEF OPERATING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF OPERATING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF OPERATING OFFICER","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4610.0,"shares_display":"4,610","price_per_share":5.32,"price_display":"5.32","price_state":"stated","total_value":24525.2,"total_display":"24,525.20","total_whole":"24,525","shares_owned_after":2828.0,"shares_owned_after_display":"2,828","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-09-15","filed_date":"2022-09-19","scope":"insider"}],"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":"0001733294","name":"Generation Bio Co.","url":"/issuer/0001733294","role":"Officer (CHIEF OPERATING OFFICER)","n_filings":9,"first_seen":"2022-09-19","last_seen":"2024-07-03"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001907682","retrieved_at":"2026-08-25T23:52:12+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"}}