Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.
Accepted 2026-06-10 16:29:07 ET · period of report 2026-06-08 · accession 0002080538-26-000002 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMT | 2026-06-10 16:29 | 2026-06-08+ | MIAX | Jayabalan Harish | EVP, CRO, CISO | M - OptEx | $12.00 | +20.0K | 83.2K | +32% | +$240.0K |
| DMT | 2026-06-10 16:29 | 2026-06-08+ | MIAX | Jayabalan Harish | EVP, CRO, CISO | S - Sale+OE | $40.08 | -20.0K | 73.4K | -21% | -$801.6K |
| DMT | 2026-06-10 16:29 | 2026-06-08+ | MIAX | Jayabalan Harish | EVP, CRO, CISO | M - OptEx | $0.00 | -20.0K | 834 | -96% | $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 | 2026-06-08 | M | A | 10,217 | $12.00 | 83,622 | D | — | — | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 9, 2026. |
| 2 | Common | Common Stock | 2026-06-08 | S | D | 10,217 | $40.12 | 73,405 | D | — | — | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 9, 2026. (F2) This transaction was executed in multiple trades throughout the day at prices ranging from $40.00 to $40.40. 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. |
| 3 | Common | Common Stock | 2026-06-09 | M | A | 9,783 | $12.00 | 83,188 | D | — | — | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 9, 2026. |
| 4 | Common | Common Stock | 2026-06-09 | S | D | 9,783 | $40.04 | 73,405 | D | — | — | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 9, 2026. (F3) This transaction was executed in multiple trades throughout the day at prices ranging from $40.00 to $40.14. 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. |
| 5 | Derivative | Nonqualified Stock Option (Right to Buy) | 2026-06-08 | M | D | 10,217 | $0.00 | 10,617 | D | $12.00 · — to 2027-10-12 | 10,217 Common Stock | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 9, 2026. (F4) The options are fully vested. |
| 6 | Derivative | Nonqualified Stock Option (Right to Buy) | 2026-06-09 | M | D | 9,783 | $0.00 | 834 | D | $12.00 · — to 2027-10-12 | 9,783 Common Stock | (F1) This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 9, 2026. (F4) The options are fully vested. |