{"entity":{"type":"insider","cik":"0001575781","url":"/insider/0001575781","json_url":"/insider/0001575781.json","name":"Hartmann Michael A.","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":13,"n_filings":11,"first":"2013-05-16","last":"2017-08-22","span_basis":"filed_date"},"name_variants":[{"name":"Hartmann Michael A.","source":"filing","n_filings":11,"first_seen":"2013-05-16","last_seen":"2017-08-22"}],"transactions":[{"id":4197687,"accession":"0001209191-17-049779","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-17-049779","line_url":"/filing/0001209191-17-049779#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":10000.0,"shares_display":"10,000","price_per_share":0.475,"price_display":"0.48","price_state":"stated","total_value":4750.0,"total_display":"4,750.00","shares_owned_after":153476.0,"shares_owned_after_display":"153,476","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-08-18","filed_date":"2017-08-22","scope":"insider"},{"id":4267816,"accession":"0001209191-17-049130","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-17-049130","line_url":"/filing/0001209191-17-049130#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":13333.0,"shares_display":"13,333","price_per_share":null,"price_display":null,"price_state":"not-stated","total_value":null,"total_display":null,"shares_owned_after":143476.0,"shares_owned_after_display":"143,476","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-08-15","filed_date":"2017-08-16","scope":"insider"},{"id":3083963,"accession":"0001209191-16-118463","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-16-118463","line_url":"/filing/0001209191-16-118463#line-2","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","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":3.375,"price_display":"3.38","price_state":"stated","total_value":3375.0,"total_display":"3,375.00","shares_owned_after":126143.0,"shares_owned_after_display":"126,143","ownership_form":"D","is_10b5_1":null,"transaction_date":"2016-05-06","filed_date":"2016-05-09","scope":"insider"},{"id":3083959,"accession":"0001209191-16-118463","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-16-118463","line_url":"/filing/0001209191-16-118463#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","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":3.47,"price_display":"3.47","price_state":"stated","total_value":6940.0,"total_display":"6,940.00","shares_owned_after":125143.0,"shares_owned_after_display":"125,143","ownership_form":"D","is_10b5_1":null,"transaction_date":"2016-05-05","filed_date":"2016-05-09","scope":"insider"},{"id":8829933,"accession":"0001209191-15-083599","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-15-083599","line_url":"/filing/0001209191-15-083599#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":21477.0,"shares_display":"21,477","price_per_share":8.11,"price_display":"8.11","price_state":"stated","total_value":174178.47,"total_display":"174,178.47","shares_owned_after":123143.0,"shares_owned_after_display":"123,143","ownership_form":"D","is_10b5_1":null,"transaction_date":"2015-12-03","filed_date":"2015-12-04","scope":"insider"},{"id":8542040,"accession":"0001209191-15-066265","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-15-066265","line_url":"/filing/0001209191-15-066265#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":1500.0,"shares_display":"1,500","price_per_share":6.75,"price_display":"6.75","price_state":"stated","total_value":10125.0,"total_display":"10,125.00","shares_owned_after":4000.0,"shares_owned_after_display":"4,000","ownership_form":"I","is_10b5_1":null,"transaction_date":"2015-08-14","filed_date":"2015-08-17","scope":"insider"},{"id":8127433,"accession":"0001209191-15-040298","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-15-040298","line_url":"/filing/0001209191-15-040298#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":1100.0,"shares_display":"1,100","price_per_share":9.0,"price_display":"9.00","price_state":"stated","total_value":9900.0,"total_display":"9,900.00","shares_owned_after":22820.0,"shares_owned_after_display":"22,820","ownership_form":"D","is_10b5_1":null,"transaction_date":"2015-05-06","filed_date":"2015-05-08","scope":"insider"},{"id":7094086,"accession":"0001209191-14-047575","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-14-047575","line_url":"/filing/0001209191-14-047575#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","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":12.0,"price_display":"12.00","price_state":"stated","total_value":36000.0,"total_display":"36,000.00","shares_owned_after":21720.0,"shares_owned_after_display":"21,720","ownership_form":"D","is_10b5_1":null,"transaction_date":"2014-07-16","filed_date":"2014-07-17","scope":"insider"},{"id":6294822,"accession":"0001209191-14-033547","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-14-033547","line_url":"/filing/0001209191-14-033547#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":2500.0,"shares_display":"2,500","price_per_share":10.05,"price_display":"10.05","price_state":"stated","total_value":25125.0,"total_display":"25,125.00","shares_owned_after":2500.0,"shares_owned_after_display":"2,500","ownership_form":"I","is_10b5_1":null,"transaction_date":"2014-05-12","filed_date":"2014-05-14","scope":"insider"},{"id":4737835,"accession":"0001181431-13-047397","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001181431-13-047397","line_url":"/filing/0001181431-13-047397#line-2","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":1700.0,"shares_display":"1,700","price_per_share":4.7,"price_display":"4.70","price_state":"stated","total_value":7990.0,"total_display":"7,990.00","shares_owned_after":18720.0,"shares_owned_after_display":"18,720","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-09-03","filed_date":"2013-09-03","scope":"insider"},{"id":4737826,"accession":"0001181431-13-047397","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001181431-13-047397","line_url":"/filing/0001181431-13-047397#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":300.0,"shares_display":"300","price_per_share":4.2,"price_display":"4.20","price_state":"stated","total_value":1260.0,"total_display":"1,260.00","shares_owned_after":17020.0,"shares_owned_after_display":"17,020","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-08-29","filed_date":"2013-09-03","scope":"insider"},{"id":9268915,"accession":"0001209191-14-010950","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-14-010950","line_url":"/filing/0001209191-14-010950#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":10000.0,"shares_display":"10,000","price_per_share":null,"price_display":null,"price_state":"not-stated","total_value":null,"total_display":null,"shares_owned_after":16720.0,"shares_owned_after_display":"16,720","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-05-14","filed_date":"2014-02-14","scope":"insider"},{"id":4239163,"accession":"0001181431-13-028427","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001181431-13-028427","line_url":"/filing/0001181431-13-028427#line-1","is_derivative":false,"issuer_cik":"0001534287","issuer_name":"BioAmber Inc.","issuer_ticker":"BIOA.U","issuer_name_source":null,"issuer_url":"/issuer/0001534287","owner_cik":"0001575781","owner_name":"Hartmann Michael A.","owner_url":"/insider/0001575781","role":"Officer (Executive Vice President)","officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":10000.0,"shares_display":"10,000","price_per_share":null,"price_display":null,"price_state":"not-stated","total_value":null,"total_display":null,"shares_owned_after":16720.0,"shares_owned_after_display":"16,720","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-05-14","filed_date":"2013-05-16","scope":"insider"}],"next_cursor":null,"ledger_fault":false,"count":{"value":13,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":12,"open_market":true},{"code":"S","label":"Open-market sale","n":1,"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":13},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001534287","name":"BioAmber Inc.","url":"/issuer/0001534287","role":"Officer (Executive Vice President)","n_filings":11,"first_seen":"2013-05-16","last_seen":"2017-08-22"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001575781","retrieved_at":"2026-08-21T09:02:14+00:00","coverage":{"filings":1505395,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-20","last_ingest":"2026-08-21T05:23:33.898496+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"}}