Teekell Judson Gray 4

What Happened
Director Teekell Judson Gray sold 3,000 shares of Miami International Holdings, Inc. (MIAX) on 2026-05-04. The weighted-average sale price was $47.30 per share, for total proceeds of approximately $141,900. This was a sale (not a purchase).

Key Details

• Transaction date: 2026-05-04; Form 4 filed: 2026-05-05 (no late filing indicated).
• Price: weighted average $47.30; intraday trade prices ranged $47.14–$47.55 (executed in multiple trades).
• Total shares sold: 3,000; total value ≈ $141,900.
• Footnote F1: Sale was effected under a pre-established Rule 10b5-1 trading plan adopted by the reporting person on December 17, 2025.
• Footnote F2: Reporting person can provide detailed per-trade quantities and prices upon request.
• Shares owned after the transaction: not provided in the summary data supplied.

Context
Sales executed under Rule 10b5-1 plans are prearranged trades that follow a preset schedule or rules; they are common and do not necessarily signal a change in the insider’s view of the company. For retail investors, purchases typically carry more direct informational weight than routine, preplanned sales.