Schafer Douglas M. JR sold MIAX

September 2, 2026 · Form 4 insider transaction

Schafer Douglas M. JR sold 48,000 shares of Miami International Holdings, Inc. at $40.48 per share, a transaction worth $1.94M. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.

Direction
Disposed (sell-side)
Shares
48,000
Price
$40.48
Total value
$1.94M
Role
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateSeptember 2, 2026
Filing dateSeptember 4, 2026
Shares owned after387,414
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.; This transaction was executed in multiple trades throughout the day at prices ranging from $39.69 to $41.80. 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.

View the original Form 4 on SEC EDGAR
Schafer Douglas M. JR sold MIAX: September 2, 2026 | Insider Trading Screener