{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-189841","form_type":"8-K","ticker":"APTOF","cik":"0000882361","company_name":"Aptose Biosciences Inc.","filed_at":"2025-08-27T23:59:59+00:00","discovered_at":"2026-05-14T18:02:46.569353+00:00","generated_at":"2026-05-17T09:52:09.378761+00:00","sec_items":["5.02"],"event_type":"other","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Aptose Biosciences enters retention agreements with CEO, CFO, and CMO totaling ~$698K upon change of control","bullets":["CEO William Rice receives $331,496 retention grant; CFO Fletcher Payne $167,059; CMO Rafael Bejar $199,947.","Payments due within 5 days of a change of control closing.","Grants forfeited if executive is not actively employed at change of control closing.","Aims to reward, retain, and incentivize leadership team for long-term shareholder value."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-189841","json":"https://secwatch.observer/filing/0001193125-25-189841.json","markdown":"https://secwatch.observer/filing/0001193125-25-189841.md","text":"https://secwatch.observer/filing/0001193125-25-189841.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/882361/000119312525189841/0001193125-25-189841-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/882361/000119312525189841/d50849d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T09:52:09.378761+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}