{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-25-005181","form_type":"8-K","ticker":null,"cik":"0001811623","company_name":"PaxMedica, Inc.","filed_at":"2025-02-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:04.979350+00:00","generated_at":"2026-05-27T01:45:50.146152+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"PaxMedica CFO/COO Stephen Sheldon resigns; director Zachary Rome also quits board","bullets":["Stephen D. Sheldon resigned as CFO and COO effective Jan 31, 2025, with a consulting agreement for transition support.","Sheldon's departure was not due to any dispute with PaxMedica or its board.","Zachary Rome resigned from the board for personal reasons, effective immediately, without any dispute.","CEO Howard Weisman will assume Sheldon's duties during the transition period."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-25-005181","json":"https://secwatch.observer/filing/0001493152-25-005181.json","markdown":"https://secwatch.observer/filing/0001493152-25-005181.md","text":"https://secwatch.observer/filing/0001493152-25-005181.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1811623/000149315225005181/0001493152-25-005181-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1811623/000149315225005181/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T01:45:50.146152+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":"2a2c5f4e5e","claim":"Zachary Rome resigned as Director at PaxMedica, Inc..","evidence_excerpt":"On January 31, 2025, Zachary Rome resigned from the Board for personal reasons, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1811623/000149315225005181/0001493152-25-005181-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"70847365fd","claim":"Stephen D. Sheldon resigned as Chief Financial Officer and Chief Operational Officer at PaxMedica, Inc..","evidence_excerpt":"On January 31, 2025, Stephen D. Sheldon, chief financial officer and chief operational officer of PaxMedica, Inc., a Delaware corporation (the “Company”), provided notice of his resignation as an executive officer of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1811623/000149315225005181/0001493152-25-005181-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Financial Officer and Chief Operational Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}