{"entity":{"type":"insider","cik":"0001874850","url":"/insider/0001874850","json_url":"/insider/0001874850.json","name":"Johnston John Joseph","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":21,"n_filings":17,"first":"2023-06-28","last":"2025-01-29","span_basis":"filed_date"},"name_variants":[{"name":"Johnston John Joseph","source":"filing","n_filings":17,"first_seen":"2023-06-28","last_seen":"2025-01-29"}],"transactions":[{"id":5192672,"accession":"0001415889-25-002263","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-25-002263","line_url":"/filing/0001415889-25-002263#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":3000.0,"shares_display":"3,000","price_per_share":4.645,"price_display":"4.64","price_state":"stated","total_value":13935.0,"total_display":"13,935.00","total_whole":"13,935","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-01-27","filed_date":"2025-01-29","scope":"insider"},{"id":2930915,"accession":"0001415889-24-030230","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-030230","line_url":"/filing/0001415889-24-030230#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":3000.0,"shares_display":"3,000","price_per_share":4.007,"price_display":"4.01","price_state":"stated","total_value":12021.0,"total_display":"12,021.00","total_whole":"12,021","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-12-26","filed_date":"2024-12-30","scope":"insider"},{"id":2331476,"accession":"0001415889-24-028839","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001415889-24-028839","line_url":"/filing/0001415889-24-028839#line-6","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":2495.0,"shares_display":"2,495","price_per_share":3.791,"price_display":"3.79","price_state":"stated","total_value":9458.545,"total_display":"9,458.54","total_whole":"9,459","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-12-09","filed_date":"2024-12-10","scope":"insider"},{"id":2331464,"accession":"0001415889-24-028839","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-028839","line_url":"/filing/0001415889-24-028839#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":505.0,"shares_display":"505","price_per_share":3.701,"price_display":"3.70","price_state":"stated","total_value":1869.005,"total_display":"1,869.00","total_whole":"1,869","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-12-06","filed_date":"2024-12-10","scope":"insider"},{"id":2486327,"accession":"0001415889-24-025749","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-025749","line_url":"/filing/0001415889-24-025749#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":3000.0,"shares_display":"3,000","price_per_share":3.722,"price_display":"3.72","price_state":"stated","total_value":11166.0,"total_display":"11,166.00","total_whole":"11,166","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-10-28","filed_date":"2024-10-30","scope":"insider"},{"id":2756751,"accession":"0001415889-24-024090","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-024090","line_url":"/filing/0001415889-24-024090#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":3000.0,"shares_display":"3,000","price_per_share":3.82,"price_display":"3.82","price_state":"stated","total_value":11460.0,"total_display":"11,460.00","total_whole":"11,460","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-09-26","filed_date":"2024-09-30","scope":"insider"},{"id":2223023,"accession":"0001415889-24-022448","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-022448","line_url":"/filing/0001415889-24-022448#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":3000.0,"shares_display":"3,000","price_per_share":4.28,"price_display":"4.28","price_state":"stated","total_value":12840.0,"total_display":"12,840.00","total_whole":"12,840","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-08-26","filed_date":"2024-08-28","scope":"insider"},{"id":2330544,"accession":"0001415889-24-020343","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-020343","line_url":"/filing/0001415889-24-020343#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":3000.0,"shares_display":"3,000","price_per_share":4.746,"price_display":"4.75","price_state":"stated","total_value":14238.0,"total_display":"14,238.00","total_whole":"14,238","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-07-26","filed_date":"2024-07-30","scope":"insider"},{"id":2929593,"accession":"0001415889-24-018635","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001415889-24-018635","line_url":"/filing/0001415889-24-018635#line-3","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":10000.0,"shares_display":"10,000","price_per_share":3.99,"price_display":"3.99","price_state":"stated","total_value":39900.0,"total_display":"39,900.00","total_whole":"39,900","shares_owned_after":141950.0,"shares_owned_after_display":"141,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-06-27","filed_date":"2024-07-01","scope":"insider"},{"id":2131040,"accession":"0001415889-24-009334","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-009334","line_url":"/filing/0001415889-24-009334#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":5000.0,"shares_display":"5,000","price_per_share":4.405,"price_display":"4.40","price_state":"stated","total_value":22025.0,"total_display":"22,025.00","total_whole":"22,025","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-03-26","filed_date":"2024-03-28","scope":"insider"},{"id":2743502,"accession":"0001415889-24-005727","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-005727","line_url":"/filing/0001415889-24-005727#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":5000.0,"shares_display":"5,000","price_per_share":4.601,"price_display":"4.60","price_state":"stated","total_value":23005.0,"total_display":"23,005.00","total_whole":"23,005","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-02-26","filed_date":"2024-02-28","scope":"insider"},{"id":3234686,"accession":"0001415889-24-001975","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001415889-24-001975","line_url":"/filing/0001415889-24-001975#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":5000.0,"shares_display":"5,000","price_per_share":5.117,"price_display":"5.12","price_state":"stated","total_value":25585.0,"total_display":"25,585.00","total_whole":"25,585","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-01-26","filed_date":"2024-01-30","scope":"insider"},{"id":8659044,"accession":"0001209191-23-059910","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-23-059910","line_url":"/filing/0001209191-23-059910#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":5000.0,"shares_display":"5,000","price_per_share":4.53,"price_display":"4.53","price_state":"stated","total_value":22650.0,"total_display":"22,650.00","total_whole":"22,650","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-12-26","filed_date":"2023-12-28","scope":"insider"},{"id":7955409,"accession":"0001209191-23-056908","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-23-056908","line_url":"/filing/0001209191-23-056908#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":5000.0,"shares_display":"5,000","price_per_share":4.59,"price_display":"4.59","price_state":"stated","total_value":22950.0,"total_display":"22,950.00","total_whole":"22,950","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-11-27","filed_date":"2023-11-29","scope":"insider"},{"id":7816897,"accession":"0001209191-23-055540","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-23-055540","line_url":"/filing/0001209191-23-055540#line-3","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":10000.0,"shares_display":"10,000","price_per_share":3.71,"price_display":"3.71","price_state":"stated","total_value":37100.0,"total_display":"37,100.00","total_whole":"37,100","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-11-14","filed_date":"2023-11-16","scope":"insider"},{"id":7999266,"accession":"0001209191-23-047756","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001209191-23-047756","line_url":"/filing/0001209191-23-047756#line-6","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":2841.0,"shares_display":"2,841","price_per_share":3.7,"price_display":"3.70","price_state":"stated","total_value":10511.7,"total_display":"10,511.70","total_whole":"10,512","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-30","filed_date":"2023-08-30","scope":"insider"},{"id":7999260,"accession":"0001209191-23-047756","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001209191-23-047756","line_url":"/filing/0001209191-23-047756#line-4","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":2059.0,"shares_display":"2,059","price_per_share":3.7,"price_display":"3.70","price_state":"stated","total_value":7618.3,"total_display":"7,618.30","total_whole":"7,618","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-29","filed_date":"2023-08-30","scope":"insider"},{"id":7999254,"accession":"0001209191-23-047756","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-23-047756","line_url":"/filing/0001209191-23-047756#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":100.0,"shares_display":"100","price_per_share":3.7,"price_display":"3.70","price_state":"stated","total_value":370.0,"total_display":"370.00","total_whole":"370","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-28","filed_date":"2023-08-30","scope":"insider"},{"id":7898744,"accession":"0001209191-23-043689","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-23-043689","line_url":"/filing/0001209191-23-043689#line-2","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":5000.0,"shares_display":"5,000","price_per_share":4.75,"price_display":"4.75","price_state":"stated","total_value":23750.0,"total_display":"23,750.00","total_whole":"23,750","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-07-26","filed_date":"2023-07-28","scope":"insider"},{"id":8439521,"accession":"0001209191-23-040058","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0001209191-23-040058","line_url":"/filing/0001209191-23-040058#line-5","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":7471.0,"shares_display":"7,471","price_per_share":4.39,"price_display":"4.39","price_state":"stated","total_value":32797.69,"total_display":"32,797.69","total_whole":"32,798","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-06-27","filed_date":"2023-06-28","scope":"insider"},{"id":8439515,"accession":"0001209191-23-040058","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-23-040058","line_url":"/filing/0001209191-23-040058#line-3","is_derivative":false,"issuer_cik":"0001287098","issuer_name":"MAXCYTE, INC.","issuer_ticker":"MXCT","issuer_name_source":null,"issuer_url":"/issuer/0001287098","owner_cik":"0001874850","owner_name":"Johnston John Joseph","owner_display_name":"Johnston John Joseph","owner_url":"/insider/0001874850","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":7529.0,"shares_display":"7,529","price_per_share":4.49,"price_display":"4.49","price_state":"stated","total_value":33805.21,"total_display":"33,805.21","total_whole":"33,805","shares_owned_after":120583.0,"shares_owned_after_display":"120,583","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-06-26","filed_date":"2023-06-28","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":21,"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":21,"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":21},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001287098","name":"MAXCYTE, INC.","url":"/issuer/0001287098","role":"Director","n_filings":17,"first_seen":"2023-06-28","last_seen":"2025-01-29"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001874850","retrieved_at":"2026-08-25T02:50:03+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"}}