{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-079416","form_type":"8-K","ticker":"APM","cik":"0001734005","company_name":"Aptorum Group Ltd","filed_at":"2026-07-20T12:15:22+00:00","discovered_at":"2026-07-20T12:20:00.258613+00:00","generated_at":"2026-07-20T12:20:12.315604+00:00","sec_items":["2.01","3.03","5.02","5.03","8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Aptorum completes merger with DiamiR, redomiciles as Niki BioSolutions, trades under NIKI","bullets":["Merger closed July 20, 2026; Aptorum redomiciled to Delaware and renamed Niki BioSolutions, Inc.","DiamiR shareholders received ~1.98M shares of Niki common; Aptorum shareholders got ~814K common and ~180K Series A preferred.","1-for-10 reverse stock split effective July 20, reducing outstanding Class A from ~6.35M to ~635K shares.","New board: Ian Huen (Chairman), Kira Sheinerman, Justin Wu, Douglas Arner, Laura A. Philips, Alidad Mireskandari (observer).","Adopted 2026 Incentive Plan reserving 4.5M shares plus annual evergreen increases."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-079416","json":"https://secwatch.observer/filing/0001213900-26-079416.json","markdown":"https://secwatch.observer/filing/0001213900-26-079416.md","text":"https://secwatch.observer/filing/0001213900-26-079416.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1734005/000121390026079416/0001213900-26-079416-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1734005/000121390026079416/ea0298262-8k_nikibio.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-20T12:20:12.315604+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"}