{"schema_version":"secwatch.filing_event.v1","accession":"0001156375-26-000060","form_type":"8-K","ticker":"CME","cik":"0001156375","company_name":"CME GROUP INC.","filed_at":"2026-09-25T20:08:16+00:00","discovered_at":"2026-09-25T20:10:10.266706+00:00","generated_at":"2026-10-12T13:22:16.479308+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.12,"calibrated_materiality_score":0.12,"confidence":"high","headline":"CME Group files certificate eliminating Series G Non-Voting Convertible Preferred Stock with no shares outstanding","bullets":["CME Group filed a certificate of elimination with Delaware's Secretary of State on September 24, 2026, removing all Series G Non-Voting Convertible Preferred Stock terms from its charter.","No shares of the Series G Preferred Stock were issued or outstanding at the time the certificate of elimination was filed.","The certificate of elimination is attached as Exhibit 3.1, and cover page XBRL data is tagged as Exhibit 104.","The filing is signed by Lynne Fitzpatrick, Senior Managing Director, President and Chief Financial Officer, dated September 25, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001156375-26-000060","json":"https://secwatch.observer/filing/0001156375-26-000060.json","markdown":"https://secwatch.observer/filing/0001156375-26-000060.md","text":"https://secwatch.observer/filing/0001156375-26-000060.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1156375/000115637526000060/0001156375-26-000060-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1156375/000115637526000060/cme-20260924.htm"},"model":{"generated_by":"deepseek-v4.1-flash:cloud@v2","generated_at":"2026-10-12T13:22:16.479308+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"}