Comly Barbara J. 4

What Happened

• Barbara J. Comly, EVP, General Counsel & Corporate Secretary of Miami International Holdings, reported surrendering 1,448 shares on 2026-03-30 at $37.50 each, totaling $54,300. The filing lists the disposition code F (payment of exercise price or tax liability).
• This was not an open-market sale by the reporting person but a share surrender to satisfy tax withholding obligations related to the net settlement of restricted stock awards.

Key Details

• Transaction date and price: 2026-03-30 — 1,448 shares at $37.50 ($54,300).
• Transaction code: F (payment of exercise price or tax liability).
• Footnote: F1 — shares were surrendered to the company to satisfy tax withholding for net-settled restricted stock awards; this does not represent a sale by the reporting person.
• Shares owned after transaction: not specified in the provided filing summary.
• Filing date/timeliness: Form filed 2026-04-01 for a 2026-03-30 transaction — appears to be filed within the typical Form 4 deadline.

Context

• This is a routine tax-withholding/net-settlement action for vested restricted stock, commonly seen after equity awards vest. It does not necessarily indicate a change in the insider’s view of the company and should not be treated as an open-market sale signal.