{"schema_version":"secwatch.filing_event.v1","accession":"0001447362-25-000085","form_type":"8-K","ticker":"CSTL","cik":"0001447362","company_name":"CASTLE BIOSCIENCES INC","filed_at":"2025-05-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.323588+00:00","generated_at":"2026-05-20T13:48:25.217772+00:00","sec_items":["3.03","5.03","5.07","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Castle Biosciences shareholders approve officer exculpation charter amendment; re-elect directors","bullets":["Stockholders approved amendment to certificate of incorporation to limit officer liability per Delaware law, effective May 22, 2025.","Re-elected Class III directors Kimberlee S. Caple, G. Bradley Cole, and Derek J. Maetzold to terms expiring 2028.","Ratified KPMG as independent auditor for FY2025 with 23.7M votes for, 20.8K against.","Approved advisory say-on-pay proposal with 20.0M for, 1.3M against, 43K abstain.","All proposals passed with overwhelming support; broker non-votes noted for director election and say-on-pay."],"urls":{"canonical":"https://secwatch.observer/filing/0001447362-25-000085","json":"https://secwatch.observer/filing/0001447362-25-000085.json","markdown":"https://secwatch.observer/filing/0001447362-25-000085.md","text":"https://secwatch.observer/filing/0001447362-25-000085.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1447362/000144736225000085/0001447362-25-000085-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1447362/000144736225000085/cstl-20250522.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-20T13:48:25.217772+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":"eb6668c1e20a803f296b7a27484b618f39e73476","claim":"CASTLE BIOSCIENCES INC: Amended and restated certificate of incorporation to add Article IX providing for exculpation of officers as permitted by Delaware law (effective 2025-05-22).","evidence_excerpt":"On May 22, 2025, the Company filed the A&R Charter with the Secretary of State of the State of Delaware, which became effective upon filing.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1447362/000144736225000085/0001447362-25-000085-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2025-05-22"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}