{"entity":{"type":"insider","cik":"0001680486","url":"/insider/0001680486","json_url":"/insider/0001680486.json","name":"Kaczmarek Walter J III","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":4,"n_filings":4,"first":"2017-08-03","last":"2018-09-07","span_basis":"filed_date"},"name_variants":[{"name":"Kaczmarek Walter J III","source":"filing","n_filings":4,"first_seen":"2017-08-03","last_seen":"2018-09-07"}],"transactions":[{"id":6505257,"accession":"0001567619-18-002298","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001567619-18-002298","line_url":"/filing/0001567619-18-002298#line-1","is_derivative":false,"issuer_cik":"0000002034","issuer_name":"ACETO CORP","issuer_ticker":"ACET","issuer_name_source":null,"issuer_url":"/issuer/0000002034","owner_cik":"0001680486","owner_name":"Kaczmarek Walter J III","owner_display_name":"Kaczmarek Walter J III","owner_url":"/insider/0001680486","role":"Officer (Chief Operating Officer)","role_mark":"O","role_mark_label":"Officer (Chief Operating Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Operating Officer","security_title":"COMMON STOCK","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":6400.0,"shares_display":"6,400","price_per_share":3.3285,"price_display":"3.33","price_state":"stated","total_value":21302.4,"total_display":"21,302.40","total_whole":"21,302","shares_owned_after":56782.0,"shares_owned_after_display":"56,782","ownership_form":"D","is_10b5_1":null,"transaction_date":"2018-09-07","filed_date":"2018-09-07","scope":"insider"},{"id":6066632,"accession":"0001140361-18-035508","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-18-035508","line_url":"/filing/0001140361-18-035508#line-1","is_derivative":false,"issuer_cik":"0000002034","issuer_name":"ACETO CORP","issuer_ticker":"ACET","issuer_name_source":null,"issuer_url":"/issuer/0000002034","owner_cik":"0001680486","owner_name":"Kaczmarek Walter J III","owner_display_name":"Kaczmarek Walter J III","owner_url":"/insider/0001680486","role":"Officer (Chief Operating Officer)","role_mark":"O","role_mark_label":"Officer (Chief Operating Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Operating Officer","security_title":"COMMON STOCK","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7000.0,"shares_display":"7,000","price_per_share":3.1849,"price_display":"3.18","price_state":"stated","total_value":22294.3,"total_display":"22,294.30","total_whole":"22,294","shares_owned_after":63182.0,"shares_owned_after_display":"63,182","ownership_form":"D","is_10b5_1":null,"transaction_date":"2018-08-03","filed_date":"2018-08-06","scope":"insider"},{"id":4314942,"accession":"0001140361-17-034289","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001140361-17-034289","line_url":"/filing/0001140361-17-034289#line-2","is_derivative":false,"issuer_cik":"0000002034","issuer_name":"ACETO CORP","issuer_ticker":"ACET","issuer_name_source":null,"issuer_url":"/issuer/0000002034","owner_cik":"0001680486","owner_name":"Kaczmarek Walter J III","owner_display_name":"Kaczmarek Walter J III","owner_url":"/insider/0001680486","role":"Officer (Chief Operating Officer)","role_mark":"O","role_mark_label":"Officer (Chief Operating Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Operating Officer","security_title":"COMMON STOCK","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2635.0,"shares_display":"2,635","price_per_share":10.5718,"price_display":"10.57","price_state":"stated","total_value":27856.693,"total_display":"27,856.69","total_whole":"27,857","shares_owned_after":70182.0,"shares_owned_after_display":"70,182","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-09-05","filed_date":"2017-09-05","scope":"insider"},{"id":5246478,"accession":"0001140361-17-030071","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001140361-17-030071","line_url":"/filing/0001140361-17-030071#line-1","is_derivative":false,"issuer_cik":"0000002034","issuer_name":"ACETO CORP","issuer_ticker":"ACET","issuer_name_source":null,"issuer_url":"/issuer/0000002034","owner_cik":"0001680486","owner_name":"Kaczmarek Walter J III","owner_display_name":"Kaczmarek Walter J III","owner_url":"/insider/0001680486","role":"Officer (Chief Operating Officer)","role_mark":"O","role_mark_label":"Officer (Chief Operating Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Operating Officer","security_title":"COMMON STOCK","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7083.0,"shares_display":"7,083","price_per_share":16.5676,"price_display":"16.57","price_state":"stated","total_value":117348.3108,"total_display":"117,348.31","total_whole":"117,348","shares_owned_after":47917.0,"shares_owned_after_display":"47,917","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-08-02","filed_date":"2017-08-03","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":4,"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":4,"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":4},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000002034","name":"ACETO CORP","url":"/issuer/0000002034","role":"Officer (Chief Operating Officer)","n_filings":4,"first_seen":"2017-08-03","last_seen":"2018-09-07"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001680486","retrieved_at":"2026-08-24T22:17:46+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"}}