MIAMI INTERNATIONAL (MIAX) EVP sells 16K shares after option exercise
Rhea-AI Filing Summary
MIAMI INTERNATIONAL HOLDINGS, INC. executive Shelly Brown, EVP and Chief Strategy Officer, exercised options for 16,000 shares of Common Stock at $12.00 per share and sold 16,000 shares in an open-market transaction at a weighted average price of $42.13 per share.
The transactions were executed under a previously established Rule 10b5-1 trading plan and in multiple trades between $42.00 and $42.32 per share. Following these transactions, Brown directly holds 353,990 shares of Common Stock, and the exercised nonqualified stock options are fully used with none remaining outstanding.
Positive
- None.
Negative
- None.
Insider Trade Summary 10b5-1
Net Seller: 16,000 shares ($674,080)
Net Sell
3 txns
Insider
Brown Shelly
Role
EVP, Chief Strategy Officer
Sold
16,000 shs ($674K)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Exercise | Nonqualified Stock Option (Right to Buy) | 16,000 | $0.00 | -- |
| Exercise | Common Stock | 16,000 | $12.00 | $192K |
| Sale | Common Stock | 16,000 | $42.13 | $674K |
Holdings After Transaction:
Nonqualified Stock Option (Right to Buy) — 0 shares (Direct);
Common Stock — 369,990 shares (Direct)
Footnotes (1)
- This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 22, 2025. This transaction was executed in multiple trades throughout the day at prices ranging from $42.00 to $42.32. 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. The options are fully vested.
Key Figures
Shares sold: 16,000 shares
Weighted average sale price: $42.13 per share
Option exercise shares: 16,000 shares
+4 more
7 metrics
Shares sold
16,000 shares
Open-market sale of Common Stock on 2026-07-06
Weighted average sale price
$42.13 per share
Common Stock sale executed in multiple trades
Option exercise shares
16,000 shares
Nonqualified stock options exercised into Common Stock
Option exercise price
$12.00 per share
Conversion price for nonqualified stock options
Shares held after transactions
353,990 shares
Direct Common Stock holdings following Form 4 transactions
Sale price range
$42.00–$42.32 per share
Range of prices for multiple sale trades
Net buy/sell shares
-16,000 shares
Net effect of reported buy/sell activity
Key Terms
Rule 10b5-1 Plan, Nonqualified Stock Option (Right to Buy), weighted average sales price, derivative exercise/conversion, +1 more
5 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"
derivative exercise/conversion financial
"transaction_action: derivative exercise/conversion"
Common Stock financial
"security_title: Common Stock"
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
AI-generated analysis. How Rhea-AI works. Not financial advice.
FAQ
What did MIAX executive Shelly Brown do in this Form 4 filing?
Shelly Brown exercised options for 16,000 MIAX common shares at $12.00 and sold 16,000 shares in the open market at a weighted average price of $42.13. These transactions were reported as part of her insider holdings update.
What happened to Shelly Brown’s MIAX nonqualified stock options in this filing?
Brown exercised 16,000 nonqualified stock options, each with a $12.00 exercise price, into an equal number of MIAX common shares. After this exercise, the reported option position for these specific awards is zero, meaning those options are fully used.