Schedule 13D ownership disclosure

Miami International Holdings Inc

Common Stock · CUSIP: 59356Q108

Event date: 2025-08-14

Filing-level shares
8,679,747.00
Percent of class
10.7%
  • HORIZON KINETICS ASSET MANAGEMENT LLCReported CIK 0001056823

    Shares: 8,679,747.00 · Class: 10.7%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001056823-25-000020
Form type
SCHEDULE 13D
Filer
HORIZON KINETICS ASSET MANAGEMENT LLC
CIK
CIK 1056823
Filed
Aug 21, 2025
Reporting period
Aug 14, 2025
Description
Schedule 13D beneficial ownership

Explore SEC Filings Hub