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$MIAX All transactions

MIAMI INTERNATIONAL HOLDINGS, INC.

▲ BUY
6 / 10

Conviction

$ Value

$312K

Shares

7,200

Price

$43

Filed

Mar 6

Why this score? (6/10)
  • Open market buy (+3)
  • Trade value >= $250K (+1)
  • Director (+1)
  • Not a 10b5-1 plan (+1)

Insider

Name

STAHL MURRAY

Title

CIK

0001207097

Roles

Director

Transaction Details

Transaction Date

2026-03-04

Code

P

Table

Non-Derivative

Ownership

Indirect

Equity Swap

No

Shares After

4,626,642

Footnotes

Murray Stahl serves as Chairman, Chief Executive Officer, and Chief Investment Officer of Horizon Kinetics Asset Management LLC ("HKAM"), which manages funds and accounts (the "Managed Accounts") that hold securities of the Issuer. Mr. Stahl does not exercise investment discretion with respect to the securities of the Issuer that are beneficially owned by the Managed Accounts. Mr. Stahl disclaims beneficial ownership over the securities reported, except to the extent of his pecuniary interest therein, if any. The filing of this Form shall not be deemed an admission that the Mr. Stahl is the beneficial owner of such securities for purposes of Section 16 or any other purpose. | This amendment corrects a previous filing that incorrectly listed the amount of securities beneficially owned. | The Options given to Mr. Stahl are fully vested.

Filing Info

Accession No.

0001437749-26-007251

Form Type

4/A

Issuer CIK

0001438472

STAHL MURRAY's History

Date Ticker Type Value
2026-04-07 RCG $1K
2026-04-07 RCG $58
2026-04-07 RCG $583
2026-04-07 RCG $583
2026-04-07 RCG $959
2026-04-07 RCG $58
2026-04-07 RCG $266
2026-04-06 RCG $1K
2026-04-06 RCG $55
2026-04-06 RCG $549

Other Insiders at MIAX (90d)

Insider Bought Sold Last
STAHL MURRAY $310K $7.1M 2026-03-05
Teekell Judson Gray $120K 2026-04-02
Schafer Douglas M. JR
EVP and CIO
$1.9M 2026-03-17
Gallagher Thomas P.
Chairman & CEO
$9.7M 2026-04-15
Brown Shelly
EVP, Chief Strategy Officer
$1.8M 2026-04-08
Beckelman John 2026-04-09
Deitzel Edward
EVP, CRO, CCO MIAX Exchanges
$518K 2026-04-08
Eckert Kurt M. $1.5M 2026-03-19
Emmons Lance
EVP and CFO
2026-03-30
Smollen John
EVP, New Product Development
2026-03-30
Comly Barbara J.
EVP, GC & Corporate Secretary
$1.3M 2026-04-15