Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.
Accepted 2026-06-04 16:52:25 ET · period of report 2026-06-02 · accession 0002080678-26-000004 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-06-04 16:52 | 2026-06-02 | MIAX | Eckert Kurt M. | Dir | M - OptEx | $12.00 | +5,250 | 147.6K | +4% | +$63.0K |
| DT | 2026-06-04 16:52 | 2026-06-02 | MIAX | Eckert Kurt M. | Dir | S - Sale+OE | $42.76 | -5,250 | 142.4K | -4% | -$224.5K |
| DT | 2026-06-04 16:52 | 2026-06-02 | MIAX | Eckert Kurt M. | Dir | M - OptEx | $0.00 | -5,250 | 6,313 | -45% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-06-02 | M | A | 5,250 | $12.00 | 147,625 | D | — | — | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025. |
| 2 | Common | Common Stock | 2026-06-02 | S | D | 5,250 | $42.76 | 142,375 | D | — | — | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025. (F2) This transaction was executed in multiple trades throughout the day at prices ranging from $41.46 to $43.99. The price reported above reflects the weighted average sale 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. |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-06-02 | M | D | 5,250 | $0.00 | 6,313 | D | $12.00 · — to 2027-05-31 | 5,250 Common Stock | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025. (F3) The options are fully vested |