{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-075432","form_type":"8-K","ticker":"FOF","cik":"0001375340","company_name":"Cohen & Steers Closed-End Opportunity Fund, Inc.","filed_at":"2023-03-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:44.671483+00:00","generated_at":"2026-06-17T22:08:11.679671+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Cohen & Steers Closed-End Opportunity Fund adopts amended bylaws effective March 15, 2023","bullets":["Board of Trustees approved amended and restated Bylaws effective March 15, 2023.","Updates reflect current best practices and new provisions of Maryland law.","Adds disclosure regarding virtual meetings and shareholder proxy proposals.","Amended Bylaws are attached as Exhibit 3.2 to the 8-K filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-075432","json":"https://secwatch.observer/filing/0001193125-23-075432.json","markdown":"https://secwatch.observer/filing/0001193125-23-075432.md","text":"https://secwatch.observer/filing/0001193125-23-075432.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1375340/000119312523075432/0001193125-23-075432-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1375340/000119312523075432/d485527d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T22:08:11.679671+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":"9a9f735adbf2654800e039e995e8fb0643054408","claim":"Cohen & Steers Closed-End Opportunity Fund, Inc.: Amended and restated Bylaws to reflect current best practices, update stale portions for Maryland law, and add disclosure on virtual meetings and shareholder proxy proposals (effective 2023-03-15).","evidence_excerpt":"The Board of Trustees of Cohen & Steers Closed-End Opportunity Fund, Inc., a registered closed-end management investment company (the “Fund”), has approved amended and restated Bylaws for the Fund (the “Amended and Restated Bylaws”), effective as of March 15, 2023. The Amended and Restated Bylaws have been updated to reflect current best practices and to amend stale portions to reflect new provisions of Maryland law, including adding disclosure regarding virtual meetings and shareholder proxy proposals.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1375340/000119312523075432/0001193125-23-075432-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2023-03-15"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}