Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.
Accepted 2025-09-11 00:00:00 ET · period of report 2025-09-09 · accession 0002080671-25-000003 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-09-11 | 2025-09-09+ | MIAX | Deitzel Edward | EVP, CRO, CCO MIAX Exchanges | M - OptEx | $12.00 | +79.2K | 123.0K | +181% | +$950.0K |
| D | 2025-09-11 | 2025-09-09 | MIAX | Deitzel Edward | EVP, CRO, CCO MIAX Exchanges | F - Tax | $37.30 | -38.1K | 106.3K | -26% | -$1.42M |
| DM | 2025-09-11 | 2025-09-09+ | MIAX | Deitzel Edward | EVP, CRO, CCO MIAX Exchanges | M - OptEx | $0.00 | -79.2K | 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 | 2025-09-09 | M | A | 62,500 | $12.00 | 144,387 | D | — | — | |
| 2 | Common | Common Stock | 2025-09-11 | M | A | 16,666 | $12.00 | 122,963 | D | — | — | |
| 3 | Common | Common Stock | 2025-09-09 | F | D | 38,090 | $37.30 | 106,297 | D | — | — | (F1) Represents shares that have been surrendered to the Company to satisfy tax withholding and remittance obligations in connection with the net settlement of options exercised and does not represent a sale by the reporting person |
| 4 | Derivative | Nonqualified Stock Option (Right to Buy) | 2025-09-09 | M | D | 62,500 | $0.00 | 0 | D | $12.00 · — to 2025-09-17 | 62,500 Common Stock | (F2) The options are fully vested. |
| 5 | Derivative | Incentive Stock Option (Right to Buy) | 2025-09-10 | M | D | 16,666 | $0.00 | 0 | D | $12.00 · — to 2026-08-02 | 16,666 Common Stock | (F2) The options are fully vested. |