{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-23-014648","form_type":"8-K","ticker":"CATX","cik":"0000728387","company_name":"Perspective Therapeutics, Inc.","filed_at":"2023-05-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.090894+00:00","generated_at":"2026-06-15T01:49:06.873664+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Perspective Therapeutics appoints Heidi Henson to board as Audit Committee Chair; McCormick resigns","bullets":["Michael McCormick resigned from the Board effective immediately; departure described as amicable.","Heidi Henson appointed as director effective June 1, 2023, to fill the vacancy; named Audit Committee Chair.","Rob Williamson steps down as Audit Committee Chair but remains a member; becomes Compensation Committee Chair.","Lori Woods steps down as Compensation Committee Chair but remains a member.","Henson has over 25 years of finance experience, most recently CFO of Pardes Biosciences."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-23-014648","json":"https://secwatch.observer/filing/0001437749-23-014648.json","markdown":"https://secwatch.observer/filing/0001437749-23-014648.md","text":"https://secwatch.observer/filing/0001437749-23-014648.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/728387/000143774923014648/0001437749-23-014648-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/728387/000143774923014648/isr20230512_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T01:49:06.873664+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":"72f0d2a96c","claim":"Heidi Henson was appointed as Director at Perspective Therapeutics, Inc..","evidence_excerpt":"Following Mr. McCormick’s resignation, effective as of June 1, 2023, the Board appointed Ms. Heidi Henson as a director of the Company to fill the vacant position on the Board and a member of the Audit (as Chairperson) and Compensation committees of the Board.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/728387/000143774923014648/0001437749-23-014648-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"9b3398efa0","claim":"Michael McCormick resigned as Director at Perspective Therapeutics, Inc..","evidence_excerpt":"On May 9, 2023, Michael McCormick gave notice of his resignation from the Board of Directors of the Company (the “ Board ”), effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/728387/000143774923014648/0001437749-23-014648-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"}