Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.
Accepted 2026-09-04 16:21:38 ET · period of report 2026-09-02 · accession 0001959770-26-000012 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| TI | 2026-09-04 16:21 | 2026-09-02 | MIAX | Teekell Judson Gray | Dir | S - Sale | $41.58 | -5,545 | 81.0K | -6% | -$230.6K |
| T | 2026-09-04 16:21 | 2026-09-02 | MIAX | Teekell Judson Gray | Dir | S - Sale | $40.89 | -3,000 | 69.3K | -4% | -$122.7K |
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 | 2026-09-02 | S | D | 5,545 | $41.58 | 81,000 | I By estate of Byrum W. Teekell | — | — | (F1) This transaction involved a sale by the Reporting Person in connection with his duties as Executor of the Estate of Byrum W. Teekell. (F2) This transaction was executed in multiple trades throughout the day at prices ranging from $41.02 to $41.80. 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. |
| 2 | Common | Common Stock | 2026-09-02 | S | D | 3,000 | $40.89 | 69,251 | D | — | — | (F3) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 17, 2025. (F4) This transaction was executed in multiple trades throughout the day at prices ranging from $40.31 to $41.53. 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. |