{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-24-076184","form_type":"8-K","ticker":"ORKA","cik":"0000907654","company_name":"Oruka Therapeutics, Inc.","filed_at":"2024-09-05T23:59:59+00:00","discovered_at":"2026-05-14T18:03:16.257599+00:00","generated_at":"2026-05-31T06:22:09.886941+00:00","sec_items":["5.07","1.01","2.01","5.02","9.01","2.02","3.03","4.01","5.01","5.03","5.05","5.06","7.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"ARCA completes reverse merger with Oruka; combined entity renamed Oruka Therapeutics (ORKA)","bullets":["Merger closed: ARCA (shell) merges with private Oruka; Oruka shareholders own ~97.6% of combined company.","Pre-closing financing raised ~$275M gross from new & existing investors; includes $25M convertible note.","Special cash dividend of ~$23.4M ($1.613/share) paid to ARCA stockholders on Aug 28, 2024.","Reverse stock split (1-for-12) effective Sept 3, 2024; post-split common shares outstanding: ~29.4M.","Combined company changes name to Oruka Therapeutics, Inc. (ORKA) and begins trading on Nasdaq."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-24-076184","json":"https://secwatch.observer/filing/0001213900-24-076184.json","markdown":"https://secwatch.observer/filing/0001213900-24-076184.md","text":"https://secwatch.observer/filing/0001213900-24-076184.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/907654/000121390024076184/0001213900-24-076184-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/907654/000121390024076184/ea0213193-8k_orukathera.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T06:22:09.886941+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}