Insider Transactions in Q3 2025 at Miami International Holdings, Inc. (MIAX)
Insider Transaction List (Q3 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Aug 13
2025
|
Mark I. Massad Director |
BUY
Open market or private purchase
|
Indirect |
4,500
+50.0%
|
$103,500
$23.0 P/Share
|
|
Aug 13
2025
|
Mark I. Massad Director |
BUY
Open market or private purchase
|
Direct |
3,500
+50.0%
|
$80,500
$23.0 P/Share
|
|
Aug 13
2025
|
Kenneth W. Lozier Director |
BUY
Open market or private purchase
|
Direct |
1,000
+50.0%
|
$23,000
$23.0 P/Share
|
|
Aug 13
2025
|
Thomas P. Gallagher Chairman & CEO |
BUY
Open market or private purchase
|
Direct |
12,000
+50.0%
|
$276,000
$23.0 P/Share
|
|
Aug 13
2025
|
Edward Deitzel EVP, CRO, CCO MIAX Exchanges |
BUY
Open market or private purchase
|
Direct |
100
+0.31%
|
$2,300
$23.0 P/Share
|
|
Aug 13
2025
|
John Smollen EVP Traded Products & Relation |
BUY
Open market or private purchase
|
Direct |
5,000
+40.9%
|
$115,000
$23.0 P/Share
|
|
Aug 13
2025
|
Barbara J. Comly EVP, GC & Corporate Secretary |
SELL
Payment of exercise price or tax liability
|
Direct |
288,075
-33.15%
|
$6,625,725
$23.0 P/Share
|
|
Aug 13
2025
|
Jamil Nazarali Director |
BUY
Open market or private purchase
|
Direct |
2,500
+50.0%
|
$57,500
$23.0 P/Share
|
|
Aug 13
2025
|
Paul Stahlin Director |
BUY
Open market or private purchase
|
Direct |
1,000
+50.0%
|
$23,000
$23.0 P/Share
|
|
Aug 13
2025
|
Harish Jayabalan EVP, CISO and CRO |
BUY
Open market or private purchase
|
Direct |
2,500
+27.95%
|
$57,500
$23.0 P/Share
|
|
Aug 13
2025
|
Lisa Moore Director |
BUY
Open market or private purchase
|
Direct |
5,500
+50.0%
|
$126,500
$23.0 P/Share
|