Form 4 for MIAX MIAMI INTERNATIONAL HOLDINGS, INC.
Accepted 2026-04-01 16:45:42 ET · period of report 2026-03-30 · accession 0002080506-26-000005 · 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 | 2026-04-01 16:45 | 2026-03-30 | MIAX | Brown Shelly | EVP, Chief Strategy Off | F - Tax | $37.50 | -1,809 | 297.4K | -0.6% | -$67.8K |
| DM | 2026-04-01 16:45 | 2026-03-30 | MIAX | Brown Shelly | EVP, Chief Strategy Off | M - OptEx | $16.66 | +30.0K | 327.4K | +10% | +$499.9K |
| DM | 2026-04-01 16:45 | 2026-03-30 | MIAX | Brown Shelly | EVP, Chief Strategy Off | M - OptEx | $0.00 | -30.0K | 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 | 2026-03-30 | F | D | 1,809 | $37.50 | 297,388 | 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 restricted stock awards and does not represent a sale by the reporting person. |
| 2 | Common | Common Stock | 2026-03-30 | M | A | 8,333 | $12.00 | 305,721 | D | — | — | |
| 3 | Common | Common Stock | 2026-03-30 | M | A | 6,570 | $15.22 | 312,291 | D | — | — | |
| 4 | Common | Common Stock | 2026-03-30 | M | A | 6,195 | $16.14 | 318,486 | D | — | — | |
| 5 | Common | Common Stock | 2026-03-30 | M | A | 3,878 | $25.78 | 322,364 | D | — | — | |
| 6 | Common | Common Stock | 2026-03-30 | M | A | 5,040 | $19.84 | 327,404 | D | — | — | |
| 7 | Derivative | Incentive Stock Option (Right to Buy) | 2026-03-30 | M | D | 8,333 | $0.00 | 0 | D | $12.00 · — to 2029-07-31 | 8,333 Common Stock | (F2) The options are fully vested. |
| 8 | Derivative | Incentive Stock Option (Right to Buy) | 2026-03-30 | M | D | 6,570 | $0.00 | 0 | D | $15.22 · — to 2030-11-30 | 6,570 Common Stock | (F2) The options are fully vested. |
| 9 | Derivative | Incentive Stock Option (Right to Buy) | 2026-03-30 | M | D | 6,195 | $0.00 | 0 | D | $16.14 · — to 2031-09-09 | 6,195 Common Stock | (F2) The options are fully vested. |
| 10 | Derivative | Incentive Stock Option (Right to Buy) | 2026-03-30 | M | D | 3,878 | $0.00 | 0 | D | $25.78 · — to 2032-03-09 | 3,878 Common Stock | (F2) The options are fully vested. |
| 11 | Derivative | Incentive Stock Option (Right to Buy) | 2026-03-30 | M | D | 5,040 | $0.00 | 0 | D | $19.84 · — to 2033-03-28 | 5,040 Common Stock | (F2) The options are fully vested. |