Miami International EVP sells 11K shares
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Form Type
4
Rhea-AI Filing Summary
MIAMI INTERNATIONAL HOLDINGS, INC. executive Edward Deitzel, EVP and CRO/CCO of MIAX Exchanges, sold 11,000 shares of common stock in an open-market transaction at a weighted average price of $42.04 per share, under a previously established Rule 10b5-1 trading plan.
On the same date, he exercised options to acquire 11,000 shares of common stock at $12.00 per share and reported direct ownership of 119,601 common shares following these transactions.
Insider Trade Summary 10b5-1
Exercise and Sale: 11,000 shares ($330K approx. pre-tax spread)
Exercise and Sale
5 txns
Insider
Deitzel Edward
Role
EVP, CRO, CCO MIAX Exchanges
Sold
11,000 shs ($462K)
Approx. gross sale proceeds
$462K
Approx. exercise cost
$132K
Approx. pre-tax spread
$330K
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Exercise | Nonqualified Stock Option (Right to Buy) | 7,333 | $0.00 | $0.00 |
| Exercise | Nonqualified Stock Option (Right to Buy) | 3,667 | $0.00 | $0.00 |
| Exercise | Common Stock | 7,333 | $12.00 | $88K |
| Exercise | Common Stock | 3,667 | $12.00 | $44K |
| Sale | Common Stock | 11,000 | $42.04 | $462K |
Holdings After Transaction:
Nonqualified Stock Option (Right to Buy) — 88,000 contracts (Direct);
Common Stock — 119,601 shares (Direct)
Footnotes (3)
- F1. This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 30, 2025.
- F2. This transaction was executed in multiple trades throughout the day at prices ranging from $42.00 to $42.17. 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.
- F3. The options are fully vested.
Key Figures
Shares sold: 11,000 shares
Sale price: $42.04 per share
Options exercised: 11,000 shares
+3 more
6 metrics
Shares sold
11,000 shares
Open-market sale of common stock on 2026-07-06
Sale price
$42.04 per share
Weighted average sale price for 11,000 shares
Options exercised
11,000 shares
Common shares acquired via option exercise on 2026-07-06
Option exercise price
$12.00 per share
Exercise or conversion price for nonqualified stock options
Shares held after
119,601 shares
Direct common stock ownership following transactions
Net share change
-11,000 shares
Net sell direction from transaction summary
Key Terms
Rule 10b5-1 Plan, Nonqualified Stock Option (Right to Buy), weighted average sales price, Reporting Person
4 terms
Rule 10b5-1 Plan regulatory
"This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person"
A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.
Nonqualified Stock Option (Right to Buy) financial
"security_title: Nonqualified Stock Option (Right to Buy)"
weighted average sales price financial
"The price reported above reflects the weighted average sales price"
Reporting Person regulatory
"The Reporting Person hereby undertakes to provide upon request"
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What insider transaction did MIAMI INTERNATIONAL (MIAX) report for Edward Deitzel?
Edward Deitzel reported selling 11,000 MIAX common shares in an open-market transaction. The sale was executed at a weighted average price of $42.04 per share as part of a pre-established Rule 10b5-1 trading plan.
Did Edward Deitzel exercise stock options for MIAX in this transaction?
Yes. He exercised options to acquire a total of 11,000 MIAX common shares at an exercise price of $12.00 per share. These were fully vested nonqualified stock options converting into common stock on the same transaction date.
Was the MIAX insider sale by Edward Deitzel part of a Rule 10b5-1 plan?
Yes. The filing states the transaction was executed under a previously established Rule 10b5-1 trading plan adopted on December 30, 2025. Such plans pre-schedule trades to help separate them from short-term market timing.
What happened to Edward Deitzel’s MIAX stock options in this Form 4?
He exercised two tranches of nonqualified stock options covering 3,667 and 7,333 shares at a $12.00 exercise price. One option position shows a remaining balance of 0, indicating that grant was fully exercised by this transaction.
AI-generated analysis. How Rhea-AI works. Not financial advice.
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