{"filing":{"accession_number":"0001438472-26-000036","cik":"0001438472","ticker":"MIAX","company_name":"MIAMI INTERNATIONAL HOLDINGS, INC.","form":"8-K","filing_date":"2026-06-22","report_date":null,"primary_document":"miax-20260617.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1438472/000143847226000036/miax-20260617.htm"},"events":[{"id":12855,"run_id":11405,"accession_number":"0001438472-26-000036","anchor_item_number":"3.02","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"This Item 3.02 disclosure reports unregistered sales of 1,881,554 shares of common stock issued between April 1 and June 17, 2026 through warrant exercises (both cash and cashless) and a warrant exchange agreement. The largest single transaction on 6/17/2026 involved the exchange of 2,362,279 warrants for 1,616,779 shares, representing substantial dilution to existing shareholders. The securities were issued in reliance on Section 4(a)(2) and Section 3(a)(9) exemptions, confirming unregistered issuance status typical of dilutive equity raises.","company_name":"MIAMI INTERNATIONAL HOLDINGS, INC.","ticker":"MIAX","filing_date":"2026-06-22","form":"8-K","submitted_at":null,"items":[{"id":9821,"accession_number":"0001438472-26-000036","item_number":"3.02","item_title":"Unregistered Sales of Equity Securities.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"This Item 3.02 disclosure reports unregistered sales of 1,881,554 shares of common stock issued between April 1 and June 17, 2026 through warrant exercises (both cash and cashless) and a warrant exchange agreement. The largest single transaction on 6/17/2026 involved the exchange of 2,362,279 warrants for 1,616,779 shares, representing substantial dilution to existing shareholders. The securities were issued in reliance on Section 4(a)(2) and Section 3(a)(9) exemptions, confirming unregistered issuance status typical of dilutive equity raises.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-06-22T21:33:15.509495+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":9821,"accession_number":"0001438472-26-000036","item_number":"3.02","item_title":"Unregistered Sales of Equity Securities.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"This Item 3.02 disclosure reports unregistered sales of 1,881,554 shares of common stock issued between April 1 and June 17, 2026 through warrant exercises (both cash and cashless) and a warrant exchange agreement. The largest single transaction on 6/17/2026 involved the exchange of 2,362,279 warrants for 1,616,779 shares, representing substantial dilution to existing shareholders. The securities were issued in reliance on Section 4(a)(2) and Section 3(a)(9) exemptions, confirming unregistered issuance status typical of dilutive equity raises.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-06-22T21:33:15.509495+00:00","company_name":"MIAMI INTERNATIONAL HOLDINGS, INC.","ticker":"MIAX","filing_date":"2026-06-22"}]}