{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-042887","form_type":"8-K","ticker":"SYBX","cik":"0001527599","company_name":"SYNLOGIC, INC.","filed_at":"2024-02-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:24.498757+00:00","generated_at":"2026-06-05T19:12:33.862282+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Synlogic CEO Aoife Brennan to depart March 9; COO Antoine Awad to leave May 30","bullets":["CEO Dr. Aoife Brennan's employment ends March 9, 2024; receives $628,305 severance (12 months base).","COO Antoine Awad's employment ends May 30, 2024; receives $218,856 severance (6 months base).","Both executives eligible for pro-rated 2024 bonuses: CEO $65,327, COO $87,302, at Company discretion.","Health insurance coverage extended: CEO up to 12 months, COO up to 6 months post-departure.","No replacement named for either role; transitions in progress."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-042887","json":"https://secwatch.observer/filing/0001193125-24-042887.json","markdown":"https://secwatch.observer/filing/0001193125-24-042887.md","text":"https://secwatch.observer/filing/0001193125-24-042887.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1527599/000119312524042887/0001193125-24-042887-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1527599/000119312524042887/d793484d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-05T19:12:33.862282+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":"b720897b2c","claim":"Aoife Brennan was terminated as President and Chief Executive Officer at SYNLOGIC, INC..","evidence_excerpt":"Synlogic, Inc. (the “ Company ”) and Aoife Brennan, M.B., Ch.B., President and Chief Executive Officer, agreed that Dr. Brennan’s employment with the Company will terminate effective March 9, 2024","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1527599/000119312524042887/0001193125-24-042887-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"terminated"},{"label":"Role","value":"President and Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"e360fa6a4a","claim":"Antoine Awad departed as Chief Operating Officer at SYNLOGIC, INC..","evidence_excerpt":"Mr. Awad’s employment with the Company will end on May 30, 2024","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1527599/000119312524042887/0001193125-24-042887-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"will end"},{"label":"Role","value":"Chief Operating Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}