{"ticker": "ABIO", "overview": {"cik": "907654", "ticker": "ORKA", "name": "Oruka Therapeutics, Inc.", "industry": "Pharmaceutical Preparations", "country": "United States", "sic": "2834", "announcements": [{"form": "8-K", "date": "2026-10-26", "title": "CURRENT REPORT", "accession": "0001213900-26-112281", "price_sensitive": true}, {"form": "4", "date": "2026-10-20", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000110", "price_sensitive": false}, {"form": "4", "date": "2026-10-15", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000108", "price_sensitive": false}, {"form": "144", "date": "2026-10-15", "title": "Notice of proposed sale", "accession": "0001950047-26-010266", "price_sensitive": false}, {"form": "4", "date": "2026-10-13", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000106", "price_sensitive": false}, {"form": "144", "date": "2026-10-13", "title": "Notice of proposed sale", "accession": "0001950047-26-010177", "price_sensitive": false}, {"form": "4", "date": "2026-10-02", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000104", "price_sensitive": false}, {"form": "144", "date": "2026-10-01", "title": "Notice of proposed sale", "accession": "0001950047-26-009940", "price_sensitive": false}, {"form": "4", "date": "2026-09-21", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000102", "price_sensitive": false}, {"form": "4", "date": "2026-09-21", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000100", "price_sensitive": false}, {"form": "144", "date": "2026-09-21", "title": "Notice of proposed sale", "accession": "0001950047-26-009701", "price_sensitive": false}, {"form": "4", "date": "2026-09-15", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000098", "price_sensitive": false}, {"form": "4", "date": "2026-09-15", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000097", "price_sensitive": false}, {"form": "4", "date": "2026-09-15", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000096", "price_sensitive": false}, {"form": "4", "date": "2026-09-15", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000095", "price_sensitive": false}, {"form": "4", "date": "2026-09-15", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000094", "price_sensitive": false}, {"form": "4", "date": "2026-09-01", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000088", "price_sensitive": false}, {"form": "4", "date": "2026-09-01", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000087", "price_sensitive": false}, {"form": "144", "date": "2026-09-01", "title": "Notice of proposed sale", "accession": "0001950047-26-008954", "price_sensitive": false}, {"form": "144", "date": "2026-09-01", "title": "Notice of proposed sale", "accession": "0001950047-26-008949", "price_sensitive": false}, {"form": "424B5", "date": "2026-08-28", "title": "PROSPECTUS", "accession": "0001213900-26-095041", "price_sensitive": false}, {"form": "EFFECT", "date": "2026-08-27", "title": "Form EFFECT", "accession": "9999999995-26-002787", "price_sensitive": false}, {"form": "4", "date": "2026-08-25", "title": "STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000084", "price_sensitive": false}, {"form": "3", "date": "2026-08-25", "title": "INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES", "accession": "0000907654-26-000083", "price_sensitive": false}, {"form": "8-K", "date": "2026-08-24", "title": "CURRENT REPORT", "accession": "0001213900-26-093021", "price_sensitive": true}]}, "description": "ABIO trades as ABIO. Privy Trades holds 203 insider filings for the company, from June 2009 to August 2024. Across those, 27 insiders disclosed 28 open-market purchases totalling $6.78M against 56 sales totalling $15.26M. The most recent filing on record is dated 29 August 2024.", "exchange": null, "stats": {"buy_n": 28, "buy_sum": 6779824.2719, "sell_n": 56, "sell_sum": 15256604.258000001, "net": -8476779.986100001, "insiders": 27, "first_date": "2009-06-10", "last_date": "2024-08-16"}, "metrics": {"ticker": "ABIO", "has_prices": false}, "trades": [{"id": "0001937147-24-000007", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Jacob Ma-Weaver", "who_key": "Ma-Weaver Jacob", "role": "Insider", "person_type": "INSIDER", "person_label": "Insiders", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Insider files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000193714724000007/0001937147-24-000007-index.htm", "trade_date": "2024-08-29", "timestamp": "2024-08-29", "mins": 1145689}, {"id": "0001437749-24-027344", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Janus Henderson Group PLC", "who_key": "JANUS HENDERSON GROUP PLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 17066.7704, "score": 27.6, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "The whale tops up: $17K of ABIO", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000143774924027344/0001437749-24-027344-index.htm", "trade_date": "2024-08-16", "timestamp": "2024-08-16", "mins": 1164409}, {"id": "0001437749-24-023533", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Janus Henderson Group PLC", "who_key": "JANUS HENDERSON GROUP PLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 699165.1079000001, "score": 48.0, "price_sensitive": true, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "10% owner buys $699K more of ABIO", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000143774924023533/0001437749-24-023533-index.htm", "trade_date": "2024-07-25", "timestamp": "2024-07-25", "mins": 1196089}, {"id": "0001437749-24-022708", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Janus Henderson Group PLC", "who_key": "JANUS HENDERSON GROUP PLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 1427344.9831, "score": 52.0, "price_sensitive": true, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "ABIO's biggest backer adds $1.4M", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000143774924022708/0001437749-24-022708-index.htm", "trade_date": "2024-07-11", "timestamp": "2024-07-11", "mins": 1216249}, {"id": "0001209191-24-002476", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Raymond L. Woosley", "who_key": "Woosley Raymond L.", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919124002476/0001209191-24-002476-index.htm", "trade_date": "2024-01-30", "timestamp": "2024-01-30", "mins": 1450969}, {"id": "0001209191-24-002477", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Linda Grais", "who_key": "Grais Linda", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919124002477/0001209191-24-002477-index.htm", "trade_date": "2024-01-30", "timestamp": "2024-01-30", "mins": 1450969}, {"id": "0001209191-24-002478", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Robert E. Conway", "who_key": "CONWAY ROBERT E", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919124002478/0001209191-24-002478-index.htm", "trade_date": "2024-01-30", "timestamp": "2024-01-30", "mins": 1450969}, {"id": "0001209191-24-002479", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "James P. Flynn", "who_key": "Flynn James P", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919124002479/0001209191-24-002479-index.htm", "trade_date": "2024-01-30", "timestamp": "2024-01-30", "mins": 1450969}, {"id": "0001209191-24-002480", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Daniel J. Mitchell", "who_key": "MITCHELL DANIEL J", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919124002480/0001209191-24-002480-index.htm", "trade_date": "2024-01-30", "timestamp": "2024-01-30", "mins": 1450969}, {"id": "0001209191-24-002481", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Anders D. Hove", "who_key": "Hove Anders D", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919124002481/0001209191-24-002481-index.htm", "trade_date": "2024-01-30", "timestamp": "2024-01-30", "mins": 1450969}, {"id": "0001922140-24-000001", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Jacob Ma-Weaver", "who_key": "Ma-Weaver Jacob", "role": "Director, 10% Owner", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000192214024000001/0001922140-24-000001-index.htm", "trade_date": "2024-01-30", "timestamp": "2024-01-30", "mins": 1450969}, {"id": "0000921895-22-003245", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Funicular Funds, LP", "who_key": "Funicular Funds, LP", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "NON-SIGNAL", "amount": 3550000.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "10% owner files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000092189522003245/0000921895-22-003245-index.htm", "trade_date": "2022-12-16", "timestamp": "2022-12-16", "mins": 2041369}, {"id": "0001209191-22-061897", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "James P. Flynn", "who_key": "Flynn James P", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919122061897/0001209191-22-061897-index.htm", "trade_date": "2022-12-15", "timestamp": "2022-12-15", "mins": 2042809}, {"id": "0001209191-22-061901", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Robert E. Conway", "who_key": "CONWAY ROBERT E", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919122061901/0001209191-22-061901-index.htm", "trade_date": "2022-12-15", "timestamp": "2022-12-15", "mins": 2042809}, {"id": "0001209191-22-061911", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Anders D. Hove", "who_key": "Hove Anders D", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919122061911/0001209191-22-061911-index.htm", "trade_date": "2022-12-15", "timestamp": "2022-12-15", "mins": 2042809}, {"id": "0001209191-22-061908", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Linda Grais", "who_key": "Grais Linda", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919122061908/0001209191-22-061908-index.htm", "trade_date": "2022-12-15", "timestamp": "2022-12-15", "mins": 2042809}, {"id": "0001209191-22-061919", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Daniel J. Mitchell", "who_key": "MITCHELL DANIEL J", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919122061919/0001209191-22-061919-index.htm", "trade_date": "2022-12-15", "timestamp": "2022-12-15", "mins": 2042809}, {"id": "0001209191-22-061923", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Raymond L. Woosley", "who_key": "Woosley Raymond L.", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "Director files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919122061923/0001209191-22-061923-index.htm", "trade_date": "2022-12-15", "timestamp": "2022-12-15", "mins": 2042809}, {"id": "0001209191-22-060497", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "C. Jeffrey Dekker", "who_key": "Dekker C. 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Keuer", "who_key": "Keuer Thomas A", "role": "Chief Operating Officer", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical Preparations", "country": "United States", "headline": "C-suite exec files routine paperwork on ABIO \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/907654/000120919122060498/0001209191-22-060498-index.htm", "trade_date": "2022-12-08", "timestamp": "2022-12-08", "mins": 2052889}, {"id": "0000921895-22-002200", "src": "INSIDERS", "ticker": "ABIO", "cik": "907654", "company": "Oruka Therapeutics, Inc.", "company_raw": "ARCA biopharma, Inc.", "who": "Funicular Funds, LP", "who_key": "Funicular Funds, LP", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Pharmaceutical 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