{"entity":{"type":"insider","cik":"0001370728","url":"/insider/0001370728","json_url":"/insider/0001370728.json","name":"Shelton Larry","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":21,"n_filings":12,"first":"2008-05-14","last":"2025-09-12","span_basis":"filed_date"},"name_variants":[{"name":"Shelton Larry","source":"filing","n_filings":12,"first_seen":"2008-05-14","last_seen":"2025-09-12"}],"transactions":[{"id":4353766,"accession":"0001641172-25-027170","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001641172-25-027170","line_url":"/filing/0001641172-25-027170#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":8.5752,"price_display":"8.58","price_state":"stated","total_value":8575.2,"total_display":"8,575.20","total_whole":"8,575","shares_owned_after":189880.0,"shares_owned_after_display":"189,880","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-09-11","filed_date":"2025-09-12","scope":"insider"},{"id":4965471,"accession":"0001493152-25-012970","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001493152-25-012970","line_url":"/filing/0001493152-25-012970#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":9.6101,"price_display":"9.61","price_state":"stated","total_value":9610.1,"total_display":"9,610.10","total_whole":"9,610","shares_owned_after":188880.0,"shares_owned_after_display":"188,880","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-09-09","filed_date":"2025-09-10","scope":"insider"},{"id":8556676,"accession":"0001493152-23-043505","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001493152-23-043505","line_url":"/filing/0001493152-23-043505#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":2000.0,"shares_display":"2,000","price_per_share":7.1999,"price_display":"7.20","price_state":"stated","total_value":14399.8,"total_display":"14,399.80","total_whole":"14,400","shares_owned_after":167162.0,"shares_owned_after_display":"167,162","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-12-01","filed_date":"2023-12-04","scope":"insider"},{"id":6625881,"accession":"0001493152-22-017272","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001493152-22-017272","line_url":"/filing/0001493152-22-017272#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":37.0,"shares_display":"37","price_per_share":5.05,"price_display":"5.05","price_state":"stated","total_value":186.85,"total_display":"186.85","total_whole":"187","shares_owned_after":143753.0,"shares_owned_after_display":"143,753","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-06-16","filed_date":"2022-06-21","scope":"insider"},{"id":6181588,"accession":"0001493152-22-016801","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001493152-22-016801","line_url":"/filing/0001493152-22-016801#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":5.33,"price_display":"5.33","price_state":"stated","total_value":5330.0,"total_display":"5,330.00","total_whole":"5,330","shares_owned_after":143716.0,"shares_owned_after_display":"143,716","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-06-13","filed_date":"2022-06-15","scope":"insider"},{"id":5183434,"accession":"0001493152-21-000167","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001493152-21-000167","line_url":"/filing/0001493152-21-000167#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":2395.0,"shares_display":"2,395","price_per_share":4.4775,"price_display":"4.48","price_state":"stated","total_value":10723.6125,"total_display":"10,723.61","total_whole":"10,724","shares_owned_after":127657.0,"shares_owned_after_display":"127,657","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-01-04","filed_date":"2021-01-05","scope":"insider"},{"id":2990857,"accession":"0001493152-20-020781","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001493152-20-020781","line_url":"/filing/0001493152-20-020781#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":6.3228,"price_display":"6.32","price_state":"stated","total_value":6322.8,"total_display":"6,322.80","total_whole":"6,323","shares_owned_after":125262.0,"shares_owned_after_display":"125,262","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-11-09","filed_date":"2020-11-09","scope":"insider"},{"id":5423622,"accession":"0001370728-13-000003","txn_seq":7,"anchor":"line-7","filing_url":"/filing/0001370728-13-000003","line_url":"/filing/0001370728-13-000003","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":2000.0,"shares_display":"2,000","price_per_share":0.68213,"price_display":"0.68","price_state":"stated","total_value":1364.26,"total_display":"1,364.26","total_whole":"1,364","shares_owned_after":126752.0,"shares_owned_after_display":"126,752","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-05-22","filed_date":"2013-05-24","scope":"insider","n_lines":7},{"id":2694958,"accession":"0001370728-12-000002","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001370728-12-000002","line_url":"/filing/0001370728-12-000002","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":5000.0,"shares_display":"5,000","price_per_share":1.19816,"price_display":"1.20","price_state":"stated","total_value":5990.8,"total_display":"5,990.80","total_whole":"5,991","shares_owned_after":88079.0,"shares_owned_after_display":"88,079","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-05-25","filed_date":"2012-05-29","scope":"insider","n_lines":2},{"id":3909071,"accession":"0001370728-08-000005","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001370728-08-000005","line_url":"/filing/0001370728-08-000005","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":2000.0,"shares_display":"2,000","price_per_share":1.2976,"price_display":"1.30","price_state":"stated","total_value":2595.2,"total_display":"2,595.20","total_whole":"2,595","shares_owned_after":23820.0,"shares_owned_after_display":"23,820","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-11-14","filed_date":"2008-11-14","scope":"insider","n_lines":3},{"id":3878998,"accession":"0001370728-08-000003","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001370728-08-000003","line_url":"/filing/0001370728-08-000003#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":2.384,"price_display":"2.38","price_state":"stated","total_value":2384.0,"total_display":"2,384.00","total_whole":"2,384","shares_owned_after":19421.0,"shares_owned_after_display":"19,421","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-09-04","filed_date":"2008-09-08","scope":"insider"},{"id":2709894,"accession":"0001370728-08-000001","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001370728-08-000001","line_url":"/filing/0001370728-08-000001#line-1","is_derivative":false,"issuer_cik":"0000891532","issuer_name":"PERMA FIX ENVIRONMENTAL SERVICES INC","issuer_ticker":"PESI","issuer_name_source":null,"issuer_url":"/issuer/0000891532","owner_cik":"0001370728","owner_name":"Shelton Larry","owner_display_name":"Shelton Larry","owner_url":"/insider/0001370728","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":2.349,"price_display":"2.35","price_state":"stated","total_value":2349.0,"total_display":"2,349.00","total_whole":"2,349","shares_owned_after":8397.0,"shares_owned_after_display":"8,397","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-05-14","filed_date":"2008-05-14","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":21,"open_market":true},{"code":"S","label":"Open-market sale","n":0,"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":"0000891532","name":"PERMA FIX ENVIRONMENTAL SERVICES INC","url":"/issuer/0000891532","role":"Director","n_filings":12,"first_seen":"2008-05-14","last_seen":"2025-09-12"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001370728","retrieved_at":"2026-08-23T15:15:23+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"}}