{"entity":{"type":"insider","cik":"0001295248","url":"/insider/0001295248","json_url":"/insider/0001295248.json","name":"Robertson Andrea","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":25,"n_filings":24,"first":"2007-05-17","last":"2026-08-03","span_basis":"filed_date"},"name_variants":[{"name":"Robertson Andrea","source":"filing","n_filings":24,"first_seen":"2007-05-17","last_seen":"2026-08-03"}],"transactions":[{"id":6156268,"accession":"0001295248-26-000005","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001295248-26-000005","line_url":"/filing/0001295248-26-000005#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":789.0,"shares_display":"789","price_per_share":314.01,"price_display":"314.01","price_state":"stated","total_value":247753.89,"total_display":"247,753.89","total_whole":"247,754","shares_owned_after":8979.0,"shares_owned_after_display":"8,979","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-03","filed_date":"2026-08-03","scope":"insider"},{"id":5081336,"accession":"0001415889-25-020929","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-25-020929","line_url":"/filing/0001415889-25-020929#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":836.0,"shares_display":"836","price_per_share":233.64,"price_display":"233.64","price_state":"stated","total_value":195323.04,"total_display":"195,323.04","total_whole":"195,323","shares_owned_after":9888.0,"shares_owned_after_display":"9,888","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-07-31","filed_date":"2025-08-04","scope":"insider"},{"id":2279227,"accession":"0001415889-24-020494","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-24-020494","line_url":"/filing/0001415889-24-020494#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1148.0,"shares_display":"1,148","price_per_share":238.9,"price_display":"238.90","price_state":"stated","total_value":274257.2,"total_display":"274,257.20","total_whole":"274,257","shares_owned_after":10355.0,"shares_owned_after_display":"10,355","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-08-01","filed_date":"2024-08-01","scope":"insider"},{"id":8087441,"accession":"0001415889-23-011919","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-23-011919","line_url":"/filing/0001415889-23-011919#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1200.0,"shares_display":"1,200","price_per_share":169.0791,"price_display":"169.08","price_state":"stated","total_value":202894.92,"total_display":"202,894.92","total_whole":"202,895","shares_owned_after":10667.0,"shares_owned_after_display":"10,667","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-08","filed_date":"2023-08-08","scope":"insider"},{"id":6642092,"accession":"0001415889-22-008342","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001415889-22-008342","line_url":"/filing/0001415889-22-008342#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1095.0,"shares_display":"1,095","price_per_share":106.37,"price_display":"106.37","price_state":"stated","total_value":116475.15,"total_display":"116,475.15","total_whole":"116,475","shares_owned_after":10719.0,"shares_owned_after_display":"10,719","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-08-05","filed_date":"2022-08-08","scope":"insider"},{"id":6975596,"accession":"0001179110-22-001664","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-22-001664","line_url":"/filing/0001179110-22-001664#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1000.0,"shares_display":"1,000","price_per_share":95.3,"price_display":"95.30","price_state":"stated","total_value":95300.0,"total_display":"95,300.00","total_whole":"95,300","shares_owned_after":10465.0,"shares_owned_after_display":"10,465","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-02-25","filed_date":"2022-02-28","scope":"insider"},{"id":4595852,"accession":"0001179110-21-007984","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-21-007984","line_url":"/filing/0001179110-21-007984#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":2168.0,"shares_display":"2,168","price_per_share":99.14,"price_display":"99.14","price_state":"stated","total_value":214935.52,"total_display":"214,935.52","total_whole":"214,936","shares_owned_after":11208.0,"shares_owned_after_display":"11,208","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-08-05","filed_date":"2021-08-06","scope":"insider"},{"id":5410492,"accession":"0001179110-21-002407","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-21-002407","line_url":"/filing/0001179110-21-002407#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":89.42,"price_display":"89.42","price_state":"stated","total_value":134130.0,"total_display":"134,130.00","total_whole":"134,130","shares_owned_after":11863.0,"shares_owned_after_display":"11,863","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-02-25","filed_date":"2021-03-01","scope":"insider"},{"id":3013222,"accession":"0001179110-20-011008","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-20-011008","line_url":"/filing/0001179110-20-011008#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1272.0,"shares_display":"1,272","price_per_share":71.9,"price_display":"71.90","price_state":"stated","total_value":91456.8,"total_display":"91,456.80","total_whole":"91,457","shares_owned_after":13363.0,"shares_owned_after_display":"13,363","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-11-10","filed_date":"2020-11-12","scope":"insider"},{"id":8593926,"accession":"0001179110-19-011330","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-19-011330","line_url":"/filing/0001179110-19-011330#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1000.0,"shares_display":"1,000","price_per_share":83.78,"price_display":"83.78","price_state":"stated","total_value":83780.0,"total_display":"83,780.00","total_whole":"83,780","shares_owned_after":12467.0,"shares_owned_after_display":"12,467","ownership_form":"D","is_10b5_1":null,"transaction_date":"2019-10-31","filed_date":"2019-10-31","scope":"insider"},{"id":8723232,"accession":"0001179110-19-008957","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-19-008957","line_url":"/filing/0001179110-19-008957#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":2557.0,"shares_display":"2,557","price_per_share":78.98,"price_display":"78.98","price_state":"stated","total_value":201951.86,"total_display":"201,951.86","total_whole":"201,952","shares_owned_after":13467.0,"shares_owned_after_display":"13,467","ownership_form":"D","is_10b5_1":null,"transaction_date":"2019-08-01","filed_date":"2019-08-01","scope":"insider"},{"id":8061210,"accession":"0001179110-19-003213","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-19-003213","line_url":"/filing/0001179110-19-003213#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1000.0,"shares_display":"1,000","price_per_share":66.75,"price_display":"66.75","price_state":"stated","total_value":66750.0,"total_display":"66,750.00","total_whole":"66,750","shares_owned_after":13929.0,"shares_owned_after_display":"13,929","ownership_form":"D","is_10b5_1":null,"transaction_date":"2019-03-05","filed_date":"2019-03-05","scope":"insider"},{"id":6231138,"accession":"0001179110-18-012427","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-18-012427","line_url":"/filing/0001179110-18-012427#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":68.31,"price_display":"68.31","price_state":"stated","total_value":102465.0,"total_display":"102,465.00","total_whole":"102,465","shares_owned_after":14929.0,"shares_owned_after_display":"14,929","ownership_form":"D","is_10b5_1":null,"transaction_date":"2018-11-01","filed_date":"2018-11-01","scope":"insider"},{"id":6794966,"accession":"0001179110-18-010207","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-18-010207","line_url":"/filing/0001179110-18-010207#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":63.62,"price_display":"63.62","price_state":"stated","total_value":127240.0,"total_display":"127,240.00","total_whole":"127,240","shares_owned_after":16429.0,"shares_owned_after_display":"16,429","ownership_form":"D","is_10b5_1":null,"transaction_date":"2018-08-02","filed_date":"2018-08-03","scope":"insider"},{"id":4704338,"accession":"0001179110-17-006790","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-17-006790","line_url":"/filing/0001179110-17-006790#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1034.0,"shares_display":"1,034","price_per_share":60.62,"price_display":"60.62","price_state":"stated","total_value":62681.08,"total_display":"62,681.08","total_whole":"62,681","shares_owned_after":14136.0,"shares_owned_after_display":"14,136","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-05-05","filed_date":"2017-05-08","scope":"insider"},{"id":4308322,"accession":"0001179110-17-003352","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001179110-17-003352","line_url":"/filing/0001179110-17-003352#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":56.51,"price_display":"56.51","price_state":"stated","total_value":113020.0,"total_display":"113,020.00","total_whole":"113,020","shares_owned_after":15170.0,"shares_owned_after_display":"15,170","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-02-24","filed_date":"2017-02-28","scope":"insider"},{"id":3164076,"accession":"0001179110-16-028366","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001179110-16-028366","line_url":"/filing/0001179110-16-028366","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":3608.0,"shares_display":"3,608","price_per_share":50.84599246119734,"price_display":"50.85","price_state":"stated","total_value":183452.3408,"total_display":"183,452.34","total_whole":"183,452","shares_owned_after":15170.0,"shares_owned_after_display":"15,170","ownership_form":"D","is_10b5_1":null,"transaction_date":"2016-08-04","filed_date":"2016-08-08","scope":"insider","n_lines":2},{"id":6642086,"accession":"0001181431-14-028694","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001181431-14-028694","line_url":"/filing/0001181431-14-028694#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1583.0,"shares_display":"1,583","price_per_share":58.14,"price_display":"58.14","price_state":"stated","total_value":92035.62,"total_display":"92,035.62","total_whole":"92,036","shares_owned_after":12782.0,"shares_owned_after_display":"12,782","ownership_form":"D","is_10b5_1":null,"transaction_date":"2014-08-08","filed_date":"2014-08-08","scope":"insider"},{"id":2363597,"accession":"0001181431-12-061259","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001181431-12-061259","line_url":"/filing/0001181431-12-061259#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":500.0,"shares_display":"500","price_per_share":57.33,"price_display":"57.33","price_state":"stated","total_value":28665.0,"total_display":"28,665.00","total_whole":"28,665","shares_owned_after":11174.0,"shares_owned_after_display":"11,174","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-11-29","filed_date":"2012-11-30","scope":"insider"},{"id":2891867,"accession":"0001181431-12-031562","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001181431-12-031562","line_url":"/filing/0001181431-12-031562#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1000.0,"shares_display":"1,000","price_per_share":62.0,"price_display":"62.00","price_state":"stated","total_value":62000.0,"total_display":"62,000.00","total_whole":"62,000","shares_owned_after":11674.0,"shares_owned_after_display":"11,674","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-05-21","filed_date":"2012-05-22","scope":"insider"},{"id":9121924,"accession":"0001181431-11-029504","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001181431-11-029504","line_url":"/filing/0001181431-11-029504#line-1","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":483.0,"shares_display":"483","price_per_share":102.14,"price_display":"102.14","price_state":"stated","total_value":49333.62,"total_display":"49,333.62","total_whole":"49,334","shares_owned_after":5767.0,"shares_owned_after_display":"5,767","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-05-11","filed_date":"2011-05-13","scope":"insider"},{"id":8939978,"accession":"0001181431-11-023801","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001181431-11-023801","line_url":"/filing/0001181431-11-023801#line-2","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLH","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":101.72,"price_display":"101.72","price_state":"stated","total_value":406880.0,"total_display":"406,880.00","total_whole":"406,880","shares_owned_after":5483.0,"shares_owned_after_display":"5,483","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-04-11","filed_date":"2011-04-13","scope":"insider"},{"id":3992394,"accession":"0001181431-08-061112","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001181431-08-061112","line_url":"/filing/0001181431-08-061112#line-2","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLHB","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1833.0,"shares_display":"1,833","price_per_share":64.71,"price_display":"64.71","price_state":"stated","total_value":118613.43,"total_display":"118,613.43","total_whole":"118,613","shares_owned_after":3900.0,"shares_owned_after_display":"3,900","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-11-10","filed_date":"2008-11-12","scope":"insider"},{"id":7525758,"accession":"0001181431-07-033168","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001181431-07-033168","line_url":"/filing/0001181431-07-033168#line-2","is_derivative":false,"issuer_cik":"0000822818","issuer_name":"CLEAN HARBORS INC","issuer_ticker":"CLHB","issuer_name_source":null,"issuer_url":"/issuer/0000822818","owner_cik":"0001295248","owner_name":"Robertson Andrea","owner_display_name":"Robertson Andrea","owner_url":"/insider/0001295248","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":1000.0,"shares_display":"1,000","price_per_share":46.63,"price_display":"46.63","price_state":"stated","total_value":46630.0,"total_display":"46,630.00","total_whole":"46,630","shares_owned_after":3300.0,"shares_owned_after_display":"3,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-05-15","filed_date":"2007-05-17","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":25,"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":25,"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":25},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000822818","name":"CLEAN HARBORS INC","url":"/issuer/0000822818","role":"Director","n_filings":24,"first_seen":"2007-05-17","last_seen":"2026-08-03"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001295248","retrieved_at":"2026-08-23T05:52:03+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"}}