Skip to main content
Signal8

Brown Shelly

SEC insider (Form 3/4/5 filer). CIK 0002080506. EVP, Chief Strategy Officer at MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX). 59 reported Form 4/5 transactions since Sep 2024; latest on Sep 16, 2026. Located in PRINCETON, NJ.

Companies Brown Shelly has filed insider reports for

  • MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX): Officer, EVP, Chief Strategy Officer
Brown Shelly profile photo

Brown Shelly

CIK: 0002080506

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)9 (15.3%)

Position reduction

Option Exercises (M)41 (69.5%)

Derivative conversions

Awards (A)1 (1.7%)

Compensation grants

Other (G, F, J, C, D, …)8 (13.6%)

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

Companies & Roles (1)

MIAMI INTERNATIONAL HOLDINGS, INC. logo
MIAX

MIAMI INTERNATIONAL HOLDINGS, INC.

Officer

Discretionary Trading P&L

Holdings

Transaction History (59 total)

  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Sep 16, 2026
    Sale
    Direct
    21.2K shares at avg. $38.61$819K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Sep 11, 2026
    Tax Payment
    Direct
    16.3K shares at avg. $42.54$693K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jul 6, 2026
    Sale
    Direct
    16K shares at avg. $42.13$674K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jul 6, 2026
    Exercise
    Direct
    16K shares at avg. $12.00$192K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 16, 2026
    Award
    Direct
    37.3K shares-
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 15, 2026
    Sale
    Direct
    4.7K shares at avg. $44.23$209K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 11, 2026
    Tax Payment
    Direct
    3.6K shares at avg. $40.79$148K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 2, 2026
    Sale
    Direct
    16K shares at avg. $42.12$674K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    Jun 2, 2026
    Exercise
    Direct
    16K shares at avg. $12.00$192K
  • MIAMI INTERNATIONAL HOLDINGS, INC. logo
    MIAX

    MIAMI INTERNATIONAL HOLDINGS, INC.

    May 4, 2026
    Sale
    Direct
    16K shares at avg. $47.28$756K

1-10 of 59

…