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Massad Mark I.

SEC insider (Form 3/4/5 filer). CIK 0002080776. Director at MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX). 6 reported Form 4/5 transactions since Sep 2024; latest on Jun 16, 2026. Located in PRINCETON, NJ.

Companies Massad Mark I. has filed insider reports for

  • MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX): Director
Massad Mark I. profile photo

Massad Mark I.

CIK: 0002080776

Transaction Breakdown

Open Market Buys (P)4 (66.7%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

MIAMI INTERNATIONAL HOLDINGS, INC. logo
MIAX

MIAMI INTERNATIONAL HOLDINGS, INC.

Director

Discretionary Trading P&L

Holdings

Transaction History (6 total)

  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 16, 2026
    Award
    Direct
    5K shares-
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 15, 2026
    Award
    Direct
    2.3K shares-
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Aug 13, 2025
    Purchase
    Direct
    3.5K shares at avg. $23.00$81K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Aug 13, 2025
    Purchase
    Indirect
    2.5K shares at avg. $23.00$58K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Aug 13, 2025
    Purchase
    Indirect
    1.5K shares at avg. $23.00$35K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Aug 13, 2025
    Purchase
    Indirect
    500 shares at avg. $23.00$12K

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