SEC Form 4 · accession 0002080538-26-000002
MIAMI INTERNATIONAL HOLDINGS, INC. · MIAX
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Harish Jayabalan
Officer — EVP, CISO and CRO
Period of report
Jun 8, 2026
Accepted (ET)
Jun 10, 2026 · 4:29 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001438472
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jun 8, 2026 | M | 10,217 | $12.00 | A | 83,622 | D | |
| Common StockF2 | Jun 8, 2026 | S | 10,217 | $40.12 | D | 73,405 | D | |
| Common Stock | Jun 9, 2026 | M | 9,783 | $12.00 | A | 83,188 | D | |
| Common StockF3 | Jun 9, 2026 | S | 9,783 | $40.04 | D | 73,405 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nonqualified Stock Option (Right to Buy)F4 | $12.00 | Jun 8, 2026 | M | 10,217 | D | — | Oct 12, 2027 | Common Stock | 10,217 | 10,617 | D |
| Nonqualified Stock Option (Right to Buy)F4 | $12.00 | Jun 9, 2026 | M | 9,783 | D | — | Oct 12, 2027 | Common Stock | 9,783 | 834 | D |
Explanation of responses
- F1This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 9, 2026.
- F2This transaction was executed in multiple trades throughout the day at prices ranging from $40.00 to $40.40. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F3This transaction was executed in multiple trades throughout the day at prices ranging from $40.00 to $40.14. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F4The options are fully vested.