{"entity":{"type":"insider","cik":"0001635893","url":"/insider/0001635893","json_url":"/insider/0001635893.json","name":"Leone Peter Brian","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":1,"n_filings":1,"first":"2018-10-23","last":"2018-10-23","span_basis":"filed_date"},"name_variants":[{"name":"Leone Peter Brian","source":"filing","n_filings":1,"first_seen":"2018-10-23","last_seen":"2018-10-23"}],"transactions":[{"id":6588519,"accession":"0001209191-18-055999","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001209191-18-055999","line_url":"/filing/0001209191-18-055999#line-4","is_derivative":false,"issuer_cik":"0000879407","issuer_name":"ARROWHEAD PHARMACEUTICALS, INC.","issuer_ticker":"ARWR","issuer_name_source":null,"issuer_url":"/issuer/0000879407","owner_cik":"0001635893","owner_name":"Leone Peter Brian","owner_url":"/insider/0001635893","role":"Officer (VP, Strategic Bus. Initiatives)","officer_title":"VP, Strategic Bus. Initiatives","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":131137.0,"shares_display":"131,137","price_per_share":13.49,"price_display":"13.49","price_state":"stated","total_value":1769038.13,"total_display":"1,769,038.13","shares_owned_after":130000.0,"shares_owned_after_display":"130,000","ownership_form":"D","is_10b5_1":null,"transaction_date":"2018-10-19","filed_date":"2018-10-23","scope":"insider"}],"next_cursor":null,"ledger_fault":false,"count":{"value":1,"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":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":1},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000879407","name":"ARROWHEAD PHARMACEUTICALS, INC.","url":"/issuer/0000879407","role":"Officer (VP, Strategic Bus. Initiatives)","n_filings":1,"first_seen":"2018-10-23","last_seen":"2018-10-23"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001635893","retrieved_at":"2026-08-21T16:16:26+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"}}