{"schema_version":"secwatch.filing_event.v1","accession":"0001664710-25-000038","form_type":"8-K","ticker":"KROS","cik":"0001664710","company_name":"Keros Therapeutics, Inc.","filed_at":"2025-04-18T23:59:59+00:00","discovered_at":"2026-05-14T18:02:49.259328+00:00","generated_at":"2026-05-23T11:01:28.126867+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Keros Therapeutics agrees with Pontifax on director slate & standstill through 2025","bullets":["Agreement nominates Mary Ann Gray, Ran Nussbaum, and Alpna Seth for election at 2025 annual meeting.","Pontifax agrees to standstill until earlier of Dec 31, 2025 or 30 days before 2026 annual meeting deadline.","Parties agree to mutual non-disparagement obligations until the sunset date.","Letter agreement filed as Exhibit 10.1; resolves potential activist governance conflict."],"urls":{"canonical":"https://secwatch.observer/filing/0001664710-25-000038","json":"https://secwatch.observer/filing/0001664710-25-000038.json","markdown":"https://secwatch.observer/filing/0001664710-25-000038.md","text":"https://secwatch.observer/filing/0001664710-25-000038.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1664710/000166471025000038/0001664710-25-000038-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1664710/000166471025000038/kros-20250417.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T11:01:28.126867+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"}