Eckert Kurt M. 4

What Happened
Kurt M. Eckert, a director of Miami International Holdings, exercised options to acquire 5,250 shares and sold those 5,250 shares in the open market on June 2, 2026. The exercise price was $12.00 per share (total cash paid $63,000). The shares were sold at a weighted average price of $42.76 per share for total proceeds of approximately $224,490. The filing also shows the related derivative position (the options) was converted/disposed in connection with the exercise (reported at $0).

Key Details

• Transaction date: June 2, 2026. Form filed: June 4, 2026 (timely filing).
• Exercise: 5,250 shares at $12.00 each = $63,000 (code M).
• Sale: 5,250 shares at weighted average $42.76 = $224,490 (code S). Reported trade prices ranged $41.46–$43.99; $42.76 is the weighted average.
• Derivative disposition: 5,250 option units reported disposed at $0 (conversion/settlement).
• Footnotes: Trades were effected under a Rule 10b5-1 plan adopted Dec 18, 2025; options were fully vested.
• Shares owned after transaction: not specified in the filing.

Context
This was an exercise of vested options followed by an immediate open-market sale (a cashless-style outcome). Sales under a pre-established 10b5-1 plan are planned routine dispositions and do not necessarily signal a change in the insider’s view of the company. The filing appears timely (filed two days after the transaction date).