{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-23-033769","form_type":"8-K","ticker":"CATX","cik":"0000728387","company_name":"Perspective Therapeutics, Inc.","filed_at":"2023-12-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.843569+00:00","generated_at":"2026-06-07T17:34:30.586092+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Perspective Therapeutics unit enters Cesium-131 supply deal with Russian state firm through March 2025","bullets":["Isoray Medical signed contract with JSC Isotope for Cesium-131; supersedes November 2022 agreement.","Contract effective January 1, 2024 through March 31, 2025; price and volume redacted as confidential.","Buyer agrees Russian sanctions do not excuse performance; dispute resolution under Hong Kong law/HKIAC.","Payment due 30 calendar days after delivery in USD via intermediary bank; shipping FCA Russia.","Goods restricted to medical source production; no military use; seller may inspect end-use compliance."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-23-033769","json":"https://secwatch.observer/filing/0001437749-23-033769.json","markdown":"https://secwatch.observer/filing/0001437749-23-033769.md","text":"https://secwatch.observer/filing/0001437749-23-033769.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/728387/000143774923033769/0001437749-23-033769-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/728387/000143774923033769/isr20231205_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T17:34:30.586092+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":"07e684d84a81c00ba186885f3f7ba79126cac1ae","claim":"Perspective Therapeutics, Inc. entered into 2024 Agreement with Joint Stock Company «Isotope» (effective 2023-12-05).","evidence_excerpt":"On December 5, 2023, Isoray Medical, Inc. (“Medical”), a wholly-owned subsidiary of Perspective Therapeutics, Inc. (the “Company”), entered into a supply contract (the “2024 Agreement”) with Joint Stock Company «Isotope», a Russian company (“JSC Isotope”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/728387/000143774923033769/0001437749-23-033769-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"supply"},{"label":"Counterparty","value":"Joint Stock Company «Isotope»"},{"label":"Effective","value":"2023-12-05"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}