{"schema_version":"secwatch.filing_event.v1","accession":"0001062822-24-000062","form_type":"8-K","ticker":"LXRX","cik":"0001062822","company_name":"LEXICON PHARMACEUTICALS, INC.","filed_at":"2024-11-20T23:59:59+00:00","discovered_at":"2026-05-14T18:03:07.541223+00:00","generated_at":"2026-05-29T21:33:51.591107+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Lexicon appoints Ivan Cheung to board as Lefkowitz retires after 23 years","bullets":["Robert J. Lefkowitz, M.D. retires from board effective Dec 2, 2024; no disagreement cited.","Ivan H. Cheung elected to board effective Dec 2, 2024; will serve on audit committee.","Cheung is CEO of NextPoint Therapeutics, former chairman & CEO of Eisai Inc. (18 yrs).","Cheung receives initial option for 186,685 shares vesting over 3 years plus standard director fees.","Company notes catalyst-rich 2025 and beyond in press release."],"urls":{"canonical":"https://secwatch.observer/filing/0001062822-24-000062","json":"https://secwatch.observer/filing/0001062822-24-000062.json","markdown":"https://secwatch.observer/filing/0001062822-24-000062.md","text":"https://secwatch.observer/filing/0001062822-24-000062.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1062822/000106282224000062/0001062822-24-000062-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1062822/000106282224000062/lxrx-20241119.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-29T21:33:51.591107+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":"167c45ec23","claim":"Robert J. Lefkowitz, M.D. retired as director at LEXICON PHARMACEUTICALS, INC..","evidence_excerpt":"On November 19, 2024, Robert J. Lefkowitz, M.D. notified us of his decision to retire from our board of directors, effective as of December 2, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1062822/000106282224000062/0001062822-24-000062-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"director"}],"fact_type":"executive_change"},{"claim_id":"454c948ff1","claim":"Ivan H. Cheung was elected as director at LEXICON PHARMACEUTICALS, INC..","evidence_excerpt":"On November 19 , 2024, our board of directors elected Ivan H. Cheung to serve as a member of our board of directors, effective as of December 2, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1062822/000106282224000062/0001062822-24-000062-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"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"}