Form 4: Director Cynthia Schwarzkopf Acquires MIAX Stock

Director Cynthia Schwarzkopf reported transactions involving the acquisition of restricted stock units and stock options for Miami International Holdings, Inc. (MIAX).

Summary

• Cynthia Schwarzkopf, a Director at Miami International Holdings, Inc. (MIAX), has reported the acquisition of securities.
• On June 15, 2026, 2,267 restricted stock units (RSUs) fully vested, representing a right to receive one share of common stock each. These were acquired at no cost.
• On June 16, 2026, an additional 4,970 RSUs were acquired. These RSUs are set to vest on the business day before the 2027 annual stockholder meeting, contingent on continued service.
• Also on June 16, 2026, a non-qualified stock option to purchase 5,142 shares of common stock was acquired with an exercise price of $40.24. This option has a vesting schedule with portions vesting on June 30, 2026, September 30, 2026, and December 31, 2026, also contingent on continued service.
• Following these transactions, Ms. Schwarzkopf beneficially owns 88,545 shares of common stock directly and holds 5,142 derivative securities (stock options).

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it primarily details routine equity compensation awards and vesting events for a director, rather than significant new financial performance or strategic shifts.

Positives

• Director's acquisition of vested RSUs and stock options indicates continued commitment and potential alignment with shareholder interests.
• The vesting of 2,267 RSUs on June 15, 2026, represents a realized benefit for the director.
• The acquisition of stock options with a future vesting schedule suggests an incentive for long-term performance and retention.

Negatives

• The filing does not contain any negative financial results or operational setbacks.

Risks

• Continued service is a condition for the vesting of a significant portion of the RSUs and stock options, implying a risk of forfeiture if service is terminated before vesting dates.
• The stock options carry an exercise price of $40.24, meaning their value is contingent on the stock price trading above this level.

Future Outlook

The filing indicates future vesting events for restricted stock units and stock options, contingent on the reporting person's continued service to the Issuer or its subsidiaries through the applicable vesting dates. The stock option has an expiration date of June 15, 2036.

Industry Context

StockSavvy.ai notes that insider transactions, such as those reported by Director Schwarzkopf, are common for executives and directors as part of their compensation and incentive structures. These transactions can provide insights into management's confidence in the company's future prospects, though they are often pre-planned and subject to specific vesting and exercise conditions.

Stakeholder Impact

• Shareholders: The transactions reflect standard compensation practices for directors, which can align director interests with those of shareholders if structured appropriately. The acquisition of options may signal confidence in future stock price appreciation.
• Employees: The reporting person's continued service is tied to vesting, reinforcing the importance of employee retention and performance for executive compensation realization.
• Management: The transactions are part of the compensation package for a key member of management/board, reflecting established corporate governance practices.

Next Steps

• Vesting of 2,571 shares subject to the stock option on June 30, 2026.
• Vesting of 1,285 shares subject to the stock option on September 30, 2026.
• Vesting of 1,286 shares subject to the stock option on December 31, 2026.
• Vesting of 4,970 RSUs on the last business day immediately preceding the 2027 annual meeting of stockholders.

Key Dates

Keywords

Form 4, SEC Filing, Insider Trading, Stock Options, Restricted Stock Units, Beneficial Ownership, Miami International Holdings, MIAX, Director Transactions, Vesting Schedule