---
schema_version: "secwatch.filing_event.v1"
accession: "0001438472-26-000019"
form_type: "8-K"
ticker: "MIAX"
cik: "0001438472"
company_name: "MIAMI INTERNATIONAL HOLDINGS, INC."
filed_at: "2026-03-02T23:59:59+00:00"
generated_at: "2026-05-15T22:35:00.952977+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Issues 1.03M shares via cashless warrant exercises

## Summary
- Issued 1,033,166 shares of common stock to two warrant holders via cashless exercises.
- 842,531 shares issued for surrender of 44 shares under pre-funded warrants.
- 190,635 shares issued for surrender of 29,360 shares under warrants with $5.50 exercise price.
- Transaction exempt from registration under Section 4(a)(2) of the Securities Act.

## SEC filing metadata
- accession: 0001438472-26-000019
- form_type: 8-K
- ticker: MIAX
- cik: 0001438472
- company_name: MIAMI INTERNATIONAL HOLDINGS, INC.
- filed_at: 2026-03-02T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 3.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1438472/000143847226000019/0001438472-26-000019-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1438472/000143847226000019/miax-20260225.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001438472-26-000019
- JSON: https://secwatch.observer/filing/0001438472-26-000019.json
- Plain text: https://secwatch.observer/filing/0001438472-26-000019.txt

## Key facts
- Equity Issuances
  MIAMI INTERNATIONAL HOLDINGS, INC. issued 1,033,166 shares of common stock to two warrant holders for surrender of a total of 29,404 shares of Common Stock pursuant to cashless exercises.
  - Security: common stock
  - Shares: 1,033,166 shares
  - Purchaser: two warrant holders
  - Consideration: surrender of a total of 29,404 shares of Common Stock pursuant to cashless exercises
  source text: Since February 18, 2026, the end of the period covered by the most recent report filed on any of Forms 8-K, 10-K or 10-Q under this Item 3.02 by Miami International Holdings, Inc. (the “Company”), through February 25, 2026, the Company issued a total of 1,033,166 shares of its common stock, par value $0.001 per share (“Common Stock”), in connection with the exercise of pre-funded warrants and warrants held by two warrant holders of the Company in consideration for the surrender of a total of 29,404 shares of Common Stock pursuant to cashless exercises.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1438472/000143847226000019/0001438472-26-000019-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.