Gallagher Thomas P. sold MIAX
May 4, 2026 · Form 4 insider transaction
Gallagher Thomas P. sold 54,229 shares of Miami International Holdings, Inc. at $47.26 per share, a transaction worth $2.56M. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Disposed (sell-side)
Shares
54,229
Price
$47.26
Total value
$2.56M
InsiderGallagher Thomas P.
Role—
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateMay 4, 2026
Filing dateMay 5, 2026
Shares owned after1,723,275
OwnershipIndirect
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 29, 2025.; Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.