Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.
Accepted 2026-03-20 00:00:00 ET · period of report 2026-03-19 · accession 0001628280-26-020218 · 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 | 2026-03-20 | 2026-03-19 | MIAX | Eckert Kurt M. | Dir | S - Sale+OE | $39.00 | -37.9K | 142.4K | -21% | -$1.48M |
| D | 2026-03-20 | 2026-03-19 | MIAX | Eckert Kurt M. | Dir | M - OptEx | $12.00 | +12.9K | 180.3K | +8% | +$155.0K |
| D | 2026-03-20 | 2026-03-19 | MIAX | Eckert Kurt M. | Dir | M - OptEx | $12.00 | -12.9K | 0 | -100% | -$155.0K |
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 | 2026-03-19 | S | D | 37,917 | $39.00 | 142,375 | D | — | — | (F2) This transaction was executed in multiple trades throughout the day at prices ranging from $38.62 to $39.48. 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. |
| 2 | Common | Common Stock | 2026-03-19 | M | A | 12,917 | $12.00 | 180,292 | D | — | — | |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-03-19 | M | D | 12,917 | $12.00 | 0 | D | $12.00 · — to 2026-06-19 | 12,917 Common Stock | (F3) The options are fully vested. |