Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.
Accepted 2026-05-19 16:34:48 ET · period of report 2026-05-19 · accession 0001959770-26-000004 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-05-19 16:34 | 2026-05-19 | MIAX | Teekell Judson Gray | Dir | M - OptEx | $12.00 | +22.7K | 79.0K | +40% | +$272.0K |
| D | 2026-05-19 16:34 | 2026-05-19 | MIAX | Teekell Judson Gray | Dir | F - Tax | $54.51 | -4,991 | 74.0K | -6% | -$272.1K |
| D | 2026-05-19 16:34 | 2026-05-19 | MIAX | Teekell Judson Gray | Dir | M - OptEx | $0.00 | -22.7K | 0 | -100% | $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 | 2026-05-19 | M | A | 22,667 | $12.00 | 79,005 | D | — | — | |
| 2 | Common | Common Stock | 2026-05-19 | F | D | 4,991 | $54.51 | 74,014 | D | — | — | (F1) Represents shares that have been withheld by the Issuer to cover the exercise price of the options exercised and does not represent a sale by the Reporting Person. |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-05-19 | M | D | 22,667 | $0.00 | 0 | D | $12.00 · — to 2026-06-19 | 22,667 Common Stock | (F2) The options are fully vested. |