{"schema_version":"secwatch.filing_event.v1","accession":"0001062822-23-000030","form_type":"8-K","ticker":"LXRX","cik":"0001062822","company_name":"LEXICON PHARMACEUTICALS, INC.","filed_at":"2023-07-24T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.050690+00:00","generated_at":"2026-06-13T03:56:05.649734+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Director Frank P. Palantoni resigns from Lexicon board effective July 27, 2023","bullets":["Frank P. Palantoni notified Lexicon of his resignation from the board on July 18, 2023.","Resignation effective July 27, 2023; no disagreement with company operations or policies.","Mr. Palantoni's departure is not due to any dispute with Lexicon."],"urls":{"canonical":"https://secwatch.observer/filing/0001062822-23-000030","json":"https://secwatch.observer/filing/0001062822-23-000030.json","markdown":"https://secwatch.observer/filing/0001062822-23-000030.md","text":"https://secwatch.observer/filing/0001062822-23-000030.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1062822/000106282223000030/0001062822-23-000030-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1062822/000106282223000030/lxrx-20230718.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-13T03:56:05.649734+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":"5803a8f24a","claim":"Frank P. Palantoni resigned as Director at LEXICON PHARMACEUTICALS, INC..","evidence_excerpt":"On July 18, 2023, Frank P. Palantoni notified us of his decision to resign from our board of directors, effective July 27, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1062822/000106282223000030/0001062822-23-000030-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}