Miami International Holdings, Inc. MIAX
We take great care to ensure that the data presented and summarized in this overview for MIAMI INTERNATIONAL HOLDINGS, INC. is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Latest Institutional Activity in MIAX
Top Purchases
Top Sells
About MIAX
Insider Transactions at MIAX
Insider Transaction List
View all| 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
|
Last 12 Months Summary
Buy / Acquisition
37.6K
Shares
From
9
Insiders
| Open market or private purchase | 37.6K shares |
|---|
Sell / Disposition
288K
Shares
From
1
Insiders
| Payment of exercise price or tax liability | 288K shares |
|---|