HORIZON KINETICS ASSET MANAGEMENT LLC

PrivateCIK: 1056823
Location

NEW YORK, NY

HORIZON KINETICS ASSET MANAGEMENT LLC reported 1 transaction at MIAMI INTERNATIONAL HOLDINGS, INC.

Review the transaction codes below to understand the nature of each event.

10% Owner
Since Mar 2026
-2.46M
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
1
Total transactions
2.46M disposed
Non-Derivative Transactions1

Common Stock

Indirect
J · J

Shares

2.46M

Price / share

Trade value

% of position

53.1%
5/19/2026
4.63M2.17M
Total

Net shares

2.46M

Net value

$0.00

Derivative Transactions0
No derivative transactions reported
HORIZON KINETICS ASSET MANAGEMENT LLC — Insider Transaction (Form 4) Filed May 21, 2026 | Finecho