{"entity":{"type":"insider","cik":"0001606826","url":"/insider/0001606826","json_url":"/insider/0001606826.json","name":"Preston Heather","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":14,"n_filings":8,"first":"2018-10-02","last":"2020-09-09","span_basis":"filed_date"},"name_variants":[{"name":"Preston Heather","source":"filing","n_filings":8,"first_seen":"2018-10-02","last_seen":"2020-09-09"}],"transactions":[{"id":2678718,"accession":"0000899243-20-024803","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000899243-20-024803","line_url":"/filing/0000899243-20-024803#line-1","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Karuna Therapeutics, Inc.","issuer_ticker":"KRTX","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":350.0,"shares_display":"350","price_per_share":72.36,"price_display":"72.36","price_state":"stated","total_value":25326.0,"total_display":"25,326.00","total_whole":"25,326","shares_owned_after":5800.0,"shares_owned_after_display":"5,800","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-09-04","filed_date":"2020-09-09","scope":"insider"},{"id":2857673,"accession":"0000899243-20-018260","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000899243-20-018260","line_url":"/filing/0000899243-20-018260#line-1","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Fusion Pharmaceuticals Inc.","issuer_ticker":"FUSN","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":8823.0,"shares_display":"8,823","price_per_share":17.0,"price_display":"17.00","price_state":"stated","total_value":149991.0,"total_display":"149,991.00","total_whole":"149,991","shares_owned_after":8823.0,"shares_owned_after_display":"8,823","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-06-30","filed_date":"2020-07-02","scope":"insider"},{"id":2639610,"accession":"0001104659-20-080562","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001104659-20-080562","line_url":"/filing/0001104659-20-080562","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Akouos, Inc.","issuer_ticker":"AKUS","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":299999.0,"shares_display":"299,999","price_per_share":17.0,"price_display":"17.00","price_state":"stated","total_value":5099983.0,"total_display":"5,099,983.00","total_whole":"5,099,983","shares_owned_after":1794088.0,"shares_owned_after_display":"1,794,088","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-06-30","filed_date":"2020-07-02","scope":"insider","n_lines":2},{"id":2952430,"accession":"0000899243-20-008109","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0000899243-20-008109","line_url":"/filing/0000899243-20-008109","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Karuna Therapeutics, Inc.","issuer_ticker":"KRTX","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":2050.0,"shares_display":"2,050","price_per_share":71.70623658536586,"price_display":"71.71","price_state":"stated","total_value":146997.785,"total_display":"146,997.78","total_whole":"146,998","shares_owned_after":3950.0,"shares_owned_after_display":"3,950","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-03-12","filed_date":"2020-03-12","scope":"insider","n_lines":4},{"id":2952415,"accession":"0000899243-20-008109","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000899243-20-008109","line_url":"/filing/0000899243-20-008109#line-1","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Karuna Therapeutics, Inc.","issuer_ticker":"KRTX","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":80.0,"price_display":"80.00","price_state":"stated","total_value":80000.0,"total_display":"80,000.00","total_whole":"80,000","shares_owned_after":3400.0,"shares_owned_after_display":"3,400","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-03-10","filed_date":"2020-03-12","scope":"insider"},{"id":2039381,"accession":"0000899243-20-000978","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000899243-20-000978","line_url":"/filing/0000899243-20-000978#line-1","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Karuna Therapeutics, Inc.","issuer_ticker":"KRTX","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":788.0,"shares_display":"788","price_per_share":70.5,"price_display":"70.50","price_state":"stated","total_value":55554.0,"total_display":"55,554.00","total_whole":"55,554","shares_owned_after":2400.0,"shares_owned_after_display":"2,400","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-09","filed_date":"2020-01-10","scope":"insider"},{"id":2725246,"accession":"0000899243-20-000737","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000899243-20-000737","line_url":"/filing/0000899243-20-000737","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Karuna Therapeutics, Inc.","issuer_ticker":"KRTX","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":1427.0,"shares_display":"1,427","price_per_share":69.79747722494744,"price_display":"69.80","price_state":"stated","total_value":99601.0,"total_display":"99,601.00","total_whole":"99,601","shares_owned_after":1612.0,"shares_owned_after_display":"1,612","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-03","filed_date":"2020-01-07","scope":"insider","n_lines":2},{"id":2100213,"accession":"0000899243-20-000296","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000899243-20-000296","line_url":"/filing/0000899243-20-000296#line-1","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Karuna Therapeutics, Inc.","issuer_ticker":"KRTX","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","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":185.0,"shares_display":"185","price_per_share":70.0,"price_display":"70.00","price_state":"stated","total_value":12950.0,"total_display":"12,950.00","total_whole":"12,950","shares_owned_after":185.0,"shares_owned_after_display":"185","ownership_form":"D","is_10b5_1":null,"transaction_date":"2019-12-31","filed_date":"2020-01-03","scope":"insider"},{"id":6869143,"accession":"0001209191-18-053538","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-18-053538","line_url":"/filing/0001209191-18-053538#line-3","is_derivative":false,"issuer_cik":"0001606826","issuer_name":"Entasis Therapeutics Holdings Inc.","issuer_ticker":"ETTX","issuer_name_source":null,"issuer_url":"/issuer/0001606826","owner_cik":"0001606826","owner_name":"Preston Heather","owner_display_name":"Preston Heather","owner_url":"/insider/0001606826","role":"Director, Ten percent owner","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":337724.0,"shares_display":"337,724","price_per_share":15.0,"price_display":"15.00","price_state":"stated","total_value":5065860.0,"total_display":"5,065,860.00","total_whole":"5,065,860","shares_owned_after":1180178.0,"shares_owned_after_display":"1,180,178","ownership_form":"I","is_10b5_1":null,"transaction_date":"2018-09-28","filed_date":"2018-10-02","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":14,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":14,"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":14},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001771917","name":"Karuna Therapeutics, Inc.","url":"/issuer/0001771917","role":"Director","n_filings":5,"first_seen":"2020-01-03","last_seen":"2020-09-09"},{"type":"issuer","type_label":"ISSUER","cik":"0001722271","name":"Akouos, Inc.","url":"/issuer/0001722271","role":"Director","n_filings":1,"first_seen":"2020-07-02","last_seen":"2020-07-02"},{"type":"issuer","type_label":"ISSUER","cik":"0001805890","name":"Fusion Pharmaceuticals Inc.","url":"/issuer/0001805890","role":"Director","n_filings":1,"first_seen":"2020-07-02","last_seen":"2020-07-02"},{"type":"issuer","type_label":"ISSUER","cik":"0001724344","name":"Entasis Therapeutics Holdings Inc.","url":"/issuer/0001724344","role":"Director, Ten percent owner","n_filings":1,"first_seen":"2018-10-02","last_seen":"2018-10-02"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001606826","retrieved_at":"2026-08-26T05:14:41+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-24","last_ingest":"2026-08-25T05:24:19.374141+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"}}