{"entity":{"type":"insider","cik":"0001250698","url":"/insider/0001250698","json_url":"/insider/0001250698.json","name":"MORCH OTTO C","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":27,"n_filings":15,"first":"2003-12-11","last":"2021-08-09","span_basis":"filed_date"},"name_variants":[{"name":"MORCH OTTO C","source":"filing","n_filings":15,"first_seen":"2003-12-11","last_seen":"2021-08-09"}],"transactions":[{"id":5484562,"accession":"0001449374-21-000050","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001449374-21-000050","line_url":"/filing/0001449374-21-000050#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":57211.0,"shares_display":"57,211","price_per_share":3.197,"price_display":"3.20","price_state":"stated","total_value":182903.567,"total_display":"182,903.57","total_whole":"182,904","shares_owned_after":37085.0,"shares_owned_after_display":"37,085","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-08-09","filed_date":"2021-08-09","scope":"insider"},{"id":4864134,"accession":"0001449374-21-000026","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001449374-21-000026","line_url":"/filing/0001449374-21-000026#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":13262.0,"shares_display":"13,262","price_per_share":2.9545,"price_display":"2.95","price_state":"stated","total_value":39182.579,"total_display":"39,182.58","total_whole":"39,183","shares_owned_after":37085.0,"shares_owned_after_display":"37,085","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-06-02","filed_date":"2021-06-03","scope":"insider"},{"id":5982418,"accession":"0001010541-18-000007","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001010541-18-000007","line_url":"/filing/0001010541-18-000007","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":12224.0,"shares_display":"12,224","price_per_share":2.5159096858638743,"price_display":"2.52","price_state":"stated","total_value":30754.48,"total_display":"30,754.48","total_whole":"30,754","shares_owned_after":31403.0,"shares_owned_after_display":"31,403","ownership_form":"D","is_10b5_1":null,"transaction_date":"2018-05-18","filed_date":"2018-05-18","scope":"insider","n_lines":2},{"id":2134165,"accession":"0001010541-16-000047","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001010541-16-000047","line_url":"/filing/0001010541-16-000047#line-2","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":2000.0,"shares_display":"2,000","price_per_share":5.0,"price_display":"5.00","price_state":"stated","total_value":10000.0,"total_display":"10,000.00","total_whole":"10,000","shares_owned_after":185571.0,"shares_owned_after_display":"185,571","ownership_form":"D","is_10b5_1":null,"transaction_date":"2016-08-15","filed_date":"2016-08-16","scope":"insider"},{"id":2134161,"accession":"0001010541-16-000047","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-16-000047","line_url":"/filing/0001010541-16-000047#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":4.95,"price_display":"4.95","price_state":"stated","total_value":24750.0,"total_display":"24,750.00","total_whole":"24,750","shares_owned_after":187571.0,"shares_owned_after_display":"187,571","ownership_form":"D","is_10b5_1":null,"transaction_date":"2016-08-12","filed_date":"2016-08-16","scope":"insider"},{"id":3408054,"accession":"0001010541-12-000002","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-12-000002","line_url":"/filing/0001010541-12-000002#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":2500.0,"shares_display":"2,500","price_per_share":3.07,"price_display":"3.07","price_state":"stated","total_value":7675.0,"total_display":"7,675.00","total_whole":"7,675","shares_owned_after":6300.0,"shares_owned_after_display":"6,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-03-08","filed_date":"2012-03-09","scope":"insider"},{"id":9050013,"accession":"0001010541-11-000015","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-11-000015","line_url":"/filing/0001010541-11-000015#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":1500.0,"shares_display":"1,500","price_per_share":1.9,"price_display":"1.90","price_state":"stated","total_value":2850.0,"total_display":"2,850.00","total_whole":"2,850","shares_owned_after":6300.0,"shares_owned_after_display":"6,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-20","filed_date":"2011-05-24","scope":"insider"},{"id":8895748,"accession":"0001010541-11-000014","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-11-000014","line_url":"/filing/0001010541-11-000014#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":4000.0,"shares_display":"4,000","price_per_share":1.85,"price_display":"1.85","price_state":"stated","total_value":7400.0,"total_display":"7,400.00","total_whole":"7,400","shares_owned_after":7800.0,"shares_owned_after_display":"7,800","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-17","filed_date":"2011-05-19","scope":"insider"},{"id":8840868,"accession":"0001010541-11-000013","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001010541-11-000013","line_url":"/filing/0001010541-11-000013#line-2","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":3300.0,"shares_display":"3,300","price_per_share":1.88,"price_display":"1.88","price_state":"stated","total_value":6204.0,"total_display":"6,204.00","total_whole":"6,204","shares_owned_after":11800.0,"shares_owned_after_display":"11,800","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-16","filed_date":"2011-05-16","scope":"insider"},{"id":8840864,"accession":"0001010541-11-000013","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-11-000013","line_url":"/filing/0001010541-11-000013#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":2000.0,"shares_display":"2,000","price_per_share":1.89,"price_display":"1.89","price_state":"stated","total_value":3780.0,"total_display":"3,780.00","total_whole":"3,780","shares_owned_after":15100.0,"shares_owned_after_display":"15,100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-13","filed_date":"2011-05-16","scope":"insider"},{"id":9003129,"accession":"0001010541-11-000012","txn_seq":7,"anchor":"line-7","filing_url":"/filing/0001010541-11-000012","line_url":"/filing/0001010541-11-000012","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":2200.0,"shares_display":"2,200","price_per_share":1.915909090909091,"price_display":"1.92","price_state":"stated","total_value":4215.0,"total_display":"4,215.00","total_whole":"4,215","shares_owned_after":18100.0,"shares_owned_after_display":"18,100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-12","filed_date":"2011-05-12","scope":"insider","n_lines":4},{"id":9003125,"accession":"0001010541-11-000012","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001010541-11-000012","line_url":"/filing/0001010541-11-000012#line-3","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":1.9,"price_display":"1.90","price_state":"stated","total_value":190.0,"total_display":"190.00","total_whole":"190","shares_owned_after":19300.0,"shares_owned_after_display":"19,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-11","filed_date":"2011-05-12","scope":"insider"},{"id":9003124,"accession":"0001010541-11-000012","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001010541-11-000012","line_url":"/filing/0001010541-11-000012","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":1900.0,"shares_display":"1,900","price_per_share":1.944736842105263,"price_display":"1.94","price_state":"stated","total_value":3695.0,"total_display":"3,695.00","total_whole":"3,695","shares_owned_after":19400.0,"shares_owned_after_display":"19,400","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-10","filed_date":"2011-05-12","scope":"insider","n_lines":2},{"id":7424466,"accession":"0001010541-10-000016","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001010541-10-000016","line_url":"/filing/0001010541-10-000016","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":8709.0,"shares_display":"8,709","price_per_share":2.1071294063612354,"price_display":"2.11","price_state":"stated","total_value":18350.99,"total_display":"18,350.99","total_whole":"18,351","shares_owned_after":11300.0,"shares_owned_after_display":"11,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-05-13","filed_date":"2010-05-17","scope":"insider","n_lines":2},{"id":3882486,"accession":"0001010541-08-000022","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001010541-08-000022","line_url":"/filing/0001010541-08-000022","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":20000.0,"shares_display":"20,000","price_per_share":3.054525,"price_display":"3.05","price_state":"stated","total_value":61090.5,"total_display":"61,090.50","total_whole":"61,091","shares_owned_after":10559.0,"shares_owned_after_display":"10,559","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-05-28","filed_date":"2008-05-30","scope":"insider","n_lines":3},{"id":7462123,"accession":"0001010541-07-000047","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-07-000047","line_url":"/filing/0001010541-07-000047#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSN","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":1.18,"price_display":"1.18","price_state":"stated","total_value":5900.0,"total_display":"5,900.00","total_whole":"5,900","shares_owned_after":9.0,"shares_owned_after_display":"9","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-09-07","filed_date":"2007-09-12","scope":"insider"},{"id":116400,"accession":"0001010541-03-000011","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-03-000011","line_url":"/filing/0001010541-03-000011#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSNC","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":3409.0,"shares_display":"3,409","price_per_share":1.1,"price_display":"1.10","price_state":"stated","total_value":3749.9,"total_display":"3,749.90","total_whole":"3,750","shares_owned_after":5009.0,"shares_owned_after_display":"5,009","ownership_form":"D","is_10b5_1":null,"transaction_date":"2003-12-17","filed_date":"2003-12-18","scope":"insider"},{"id":9215044,"accession":"0001010541-03-000009","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001010541-03-000009","line_url":"/filing/0001010541-03-000009#line-1","is_derivative":false,"issuer_cik":"0001250698","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSNC","issuer_name_source":null,"issuer_url":"/issuer/0001250698","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":1000.0,"shares_display":"1,000","price_per_share":1.1,"price_display":"1.10","price_state":"stated","total_value":1100.0,"total_display":"1,100.00","total_whole":"1,100","shares_owned_after":1600.0,"shares_owned_after_display":"1,600","ownership_form":"D","is_10b5_1":null,"transaction_date":"2003-10-23","filed_date":"2003-12-18","scope":"insider"},{"id":49970,"accession":"0001250698-03-000001","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001250698-03-000001","line_url":"/filing/0001250698-03-000001#line-1","is_derivative":false,"issuer_cik":"0000925528","issuer_name":"HUDSON TECHNOLOGIES INC /NY","issuer_ticker":"HDSNC","issuer_name_source":null,"issuer_url":"/issuer/0000925528","owner_cik":"0001250698","owner_name":"MORCH OTTO C","owner_display_name":"MORCH OTTO C","owner_url":"/insider/0001250698","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":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":1000.0,"shares_display":"1,000","price_per_share":1.1,"price_display":"1.10","price_state":"stated","total_value":1100.0,"total_display":"1,100.00","total_whole":"1,100","shares_owned_after":1000.0,"shares_owned_after_display":"1,000","ownership_form":"D","is_10b5_1":null,"transaction_date":"2003-10-23","filed_date":"2003-12-11","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":27,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":3,"open_market":true},{"code":"S","label":"Open-market sale","n":24,"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":27},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000925528","name":"HUDSON TECHNOLOGIES INC /NY","url":"/issuer/0000925528","role":"Director","n_filings":15,"first_seen":"2003-12-11","last_seen":"2021-08-09"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001250698","retrieved_at":"2026-08-25T07:11:25+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"}}