{"entity":{"type":"insider","cik":"0001268886","url":"/insider/0001268886","json_url":"/insider/0001268886.json","name":"POLING JOHN W SR","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":17,"n_filings":15,"first":"2006-05-30","last":"2013-03-11","span_basis":"filed_date"},"name_variants":[{"name":"POLING JOHN W SR","source":"filing","n_filings":15,"first_seen":"2006-05-30","last_seen":"2013-03-11"}],"transactions":[{"id":5216143,"accession":"0001437749-13-002577","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001437749-13-002577","line_url":"/filing/0001437749-13-002577#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"US ECOLOGY, INC.","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":875.0,"shares_display":"875","price_per_share":25.2,"price_display":"25.20","price_state":"stated","total_value":22050.0,"total_display":"22,050.00","total_whole":"22,050","shares_owned_after":1525.0,"shares_owned_after_display":"1,525","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-03-08","filed_date":"2013-03-11","scope":"insider"},{"id":2266039,"accession":"0001437749-12-012965","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001437749-12-012965","line_url":"/filing/0001437749-12-012965#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"US ECOLOGY, INC.","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":600.0,"shares_display":"600","price_per_share":22.55,"price_display":"22.55","price_state":"stated","total_value":13530.0,"total_display":"13,530.00","total_whole":"13,530","shares_owned_after":2400.0,"shares_owned_after_display":"2,400","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-12-17","filed_date":"2012-12-18","scope":"insider"},{"id":2767712,"accession":"0001437749-12-002169","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001437749-12-002169","line_url":"/filing/0001437749-12-002169#line-2","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"US ECOLOGY, INC.","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":2700.0,"shares_display":"2,700","price_per_share":19.5,"price_display":"19.50","price_state":"stated","total_value":52650.0,"total_display":"52,650.00","total_whole":"52,650","shares_owned_after":1500.0,"shares_owned_after_display":"1,500","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-03-09","filed_date":"2012-03-12","scope":"insider"},{"id":8970582,"accession":"0001437749-11-009323","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001437749-11-009323","line_url":"/filing/0001437749-11-009323#line-2","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"US ECOLOGY, INC.","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":2700.0,"shares_display":"2,700","price_per_share":18.5,"price_display":"18.50","price_state":"stated","total_value":49950.0,"total_display":"49,950.00","total_whole":"49,950","shares_owned_after":1500.0,"shares_owned_after_display":"1,500","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-12-06","filed_date":"2011-12-07","scope":"insider"},{"id":9047465,"accession":"0001437749-11-006877","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001437749-11-006877","line_url":"/filing/0001437749-11-006877#line-2","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"US ECOLOGY, INC.","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":2900.0,"shares_display":"2,900","price_per_share":16.25,"price_display":"16.25","price_state":"stated","total_value":47125.0,"total_display":"47,125.00","total_whole":"47,125","shares_owned_after":1500.0,"shares_owned_after_display":"1,500","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-09-13","filed_date":"2011-09-15","scope":"insider"},{"id":9047463,"accession":"0001437749-11-006429","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001437749-11-006429","line_url":"/filing/0001437749-11-006429#line-2","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"US ECOLOGY, INC.","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":17.0,"price_display":"17.00","price_state":"stated","total_value":34000.0,"total_display":"34,000.00","total_whole":"34,000","shares_owned_after":1500.0,"shares_owned_after_display":"1,500","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-08-24","filed_date":"2011-08-26","scope":"insider"},{"id":8951115,"accession":"0001437749-11-006112","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001437749-11-006112","line_url":"/filing/0001437749-11-006112#line-2","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"US ECOLOGY, INC.","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":16.3,"price_display":"16.30","price_state":"stated","total_value":32600.0,"total_display":"32,600.00","total_whole":"32,600","shares_owned_after":1500.0,"shares_owned_after_display":"1,500","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-08-12","filed_date":"2011-08-16","scope":"insider"},{"id":5757700,"accession":"0001140361-09-013712","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-09-013712","line_url":"/filing/0001140361-09-013712#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"AMERICAN ECOLOGY CORP","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":900.0,"shares_display":"900","price_per_share":19.25,"price_display":"19.25","price_state":"stated","total_value":17325.0,"total_display":"17,325.00","total_whole":"17,325","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2009-06-01","filed_date":"2009-06-02","scope":"insider"},{"id":3819625,"accession":"0001140361-08-020158","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-08-020158","line_url":"/filing/0001140361-08-020158#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"AMERICAN ECOLOGY CORP","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":400.0,"shares_display":"400","price_per_share":32.0,"price_display":"32.00","price_state":"stated","total_value":12800.0,"total_display":"12,800.00","total_whole":"12,800","shares_owned_after":900.0,"shares_owned_after_display":"900","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-08-22","filed_date":"2008-08-25","scope":"insider"},{"id":3819427,"accession":"0001140361-08-018516","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-08-018516","line_url":"/filing/0001140361-08-018516#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"AMERICAN ECOLOGY CORP","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":400.0,"shares_display":"400","price_per_share":30.6,"price_display":"30.60","price_state":"stated","total_value":12240.0,"total_display":"12,240.00","total_whole":"12,240","shares_owned_after":1300.0,"shares_owned_after_display":"1,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-08-06","filed_date":"2008-08-07","scope":"insider"},{"id":3767055,"accession":"0001140361-08-015022","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-08-015022","line_url":"/filing/0001140361-08-015022#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"AMERICAN ECOLOGY CORP","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":400.0,"shares_display":"400","price_per_share":28.81,"price_display":"28.81","price_state":"stated","total_value":11524.0,"total_display":"11,524.00","total_whole":"11,524","shares_owned_after":1700.0,"shares_owned_after_display":"1,700","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-06-13","filed_date":"2008-06-16","scope":"insider"},{"id":3929067,"accession":"0001116502-08-000021","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001116502-08-000021","line_url":"/filing/0001116502-08-000021#line-3","is_derivative":false,"issuer_cik":"0001268886","issuer_name":"Tactical Solution Partners, Inc.","issuer_ticker":"TTSR","issuer_name_source":null,"issuer_url":"/issuer/0001268886","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":3000.0,"shares_display":"3,000","price_per_share":0.2,"price_display":"0.20","price_state":"stated","total_value":600.0,"total_display":"600.00","total_whole":"600","shares_owned_after":18000.0,"shares_owned_after_display":"18,000","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-01-04","filed_date":"2008-01-07","scope":"insider"},{"id":3929065,"accession":"0001116502-08-000021","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001116502-08-000021","line_url":"/filing/0001116502-08-000021","is_derivative":false,"issuer_cik":"0001268886","issuer_name":"Tactical Solution Partners, Inc.","issuer_ticker":"TTSR","issuer_name_source":null,"issuer_url":"/issuer/0001268886","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":15000.0,"shares_display":"15,000","price_per_share":0.216,"price_display":"0.22","price_state":"stated","total_value":3240.0,"total_display":"3,240.00","total_whole":"3,240","shares_owned_after":9000.0,"shares_owned_after_display":"9,000","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-01-03","filed_date":"2008-01-07","scope":"insider","n_lines":2},{"id":8365056,"accession":"0001140361-07-021939","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-07-021939","line_url":"/filing/0001140361-07-021939#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"AMERICAN ECOLOGY CORP","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":23.95,"price_display":"23.95","price_state":"stated","total_value":23950.0,"total_display":"23,950.00","total_whole":"23,950","shares_owned_after":1200.0,"shares_owned_after_display":"1,200","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-11-13","filed_date":"2007-11-14","scope":"insider"},{"id":8451771,"accession":"0001181431-07-012953","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001181431-07-012953","line_url":"/filing/0001181431-07-012953#line-2","is_derivative":false,"issuer_cik":"0000056806","issuer_name":"KREISLER MANUFACTURING CORP","issuer_ticker":"KRSL","issuer_name_source":null,"issuer_url":"/issuer/0000056806","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":8000.0,"shares_display":"8,000","price_per_share":14.9,"price_display":"14.90","price_state":"stated","total_value":119200.0,"total_display":"119,200.00","total_whole":"119,200","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-02-16","filed_date":"2007-02-21","scope":"insider"},{"id":4659247,"accession":"0001140361-06-008345","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-06-008345","line_url":"/filing/0001140361-06-008345#line-1","is_derivative":false,"issuer_cik":"0000742126","issuer_name":"AMERICAN ECOLOGY CORP","issuer_ticker":"ECOL","issuer_name_source":null,"issuer_url":"/issuer/0000742126","owner_cik":"0001268886","owner_name":"POLING JOHN W SR","owner_display_name":"POLING JOHN W SR","owner_url":"/insider/0001268886","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":0.0,"price_display":null,"price_state":"not-stated","total_value":0.0,"total_display":null,"total_whole":null,"shares_owned_after":1000.0,"shares_owned_after_display":"1,000","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-05-25","filed_date":"2006-05-30","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":17,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":4,"open_market":true},{"code":"S","label":"Open-market sale","n":13,"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":17},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000742126","name":"US ECOLOGY, INC.","url":"/issuer/0000742126","role":"Director","n_filings":13,"first_seen":"2006-05-30","last_seen":"2013-03-11"},{"type":"issuer","type_label":"ISSUER","cik":"0001357115","name":"Tactical Solution Partners, Inc.","url":"/issuer/0001357115","role":"Director","n_filings":1,"first_seen":"2008-01-07","last_seen":"2008-01-07"},{"type":"issuer","type_label":"ISSUER","cik":"0000056806","name":"KREISLER MANUFACTURING CORP","url":"/issuer/0000056806","role":"Director","n_filings":1,"first_seen":"2007-02-21","last_seen":"2007-02-21"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001268886","retrieved_at":"2026-08-24T09:43:17+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"}}