{"schema_version":"secwatch.filing_event.v1","accession":"0001739410-24-000105","form_type":"8-K","ticker":"RLYB","cik":"0001739410","company_name":"Rallybio Corp","filed_at":"2024-07-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:14.371464+00:00","generated_at":"2026-05-31T18:09:16.286367+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Rallybio Executive Chairman Martin Mackay to resign employment, stay as Chairman and consultant","bullets":["Martin Mackay will resign as Executive Chairman and employee effective Dec 31, 2024; no severance paid.","He will remain as Chairman of the Board; consulting agreement from Jan 1, 2025 to Jan 1, 2026 at $18,750/month.","Outstanding unvested time-based equity awards will vest immediately upon a Change of Control during consultancy.","Dr. Mackay eligible for 2024 annual bonus based on performance, paid at same time as employees."],"urls":{"canonical":"https://secwatch.observer/filing/0001739410-24-000105","json":"https://secwatch.observer/filing/0001739410-24-000105.json","markdown":"https://secwatch.observer/filing/0001739410-24-000105.md","text":"https://secwatch.observer/filing/0001739410-24-000105.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1739410/000173941024000105/0001739410-24-000105-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1739410/000173941024000105/rlyb-20240723.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T18:09:16.286367+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":[{"claim_id":"8e542c877d","claim":"Martin Mackay resigned as Executive Chairman at Rallybio Corp.","evidence_excerpt":"On July 23, 2024, Martin Mackay, Ph.D., informed the Board of Directors (the Board) of Rallybio Corporation (Rallybio) that he will resign his Executive Chairman role and his employment with Rallybio, effective December 31, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1739410/000173941024000105/0001739410-24-000105-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Executive Chairman"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}