MIAMI INTERNATIONAL HOLDINGS, INC.

By person

26 insiders · 109 transactions

61.3×

Thomas P. Gallagher holds 61.3 times base salary in stock. $153.35M of shares against $2.50M in salary for 2025.

Salary from the company's own proxy. The shares are what Thomas P. Gallagher last reported holding, valued at $42.21, the price Common Stock was last bought or sold at on the open market here, on 3 Sep 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Gallagher Thomas P.

Chairman & CEO

$276.00K (1)

$32.30M (12) scheduled

−$32.03M

3,633,092

3.66%

$153.35M

+9.1%

Schafer Douglas M. JR

EVP and CIO

—

$12.35M (6) scheduled

−$12.35M

387,414

0.3904%

$16.35M

+158.3%

Comly Barbara J.

EVP, GC & Corporate Secretary

—

$9.98M (7) scheduled

−$9.98M

839,564

0.8461%

$35.44M

−3.4%

Brown Shelly

EVP, Chief Strategy Officer

—

$4.16M (8) scheduled

−$4.16M

337,707

0.3403%

$14.25M

+143.0%

Emmons Lance

EVP and CFO

$125.76 (1)

$3.47M (2) scheduled

−$3.47M

86,542

0.0872%

$3.65M

+137.0%

STAHL MURRAY

Director

$1.97M (6)

$4.95M (1) scheduled

−$2.99M

4,633,842

4.67%

$195.59M

+4.1%

Deitzel Edward

EVP, CRO, CCO MIAX Exchanges

$2.30K (1)

$2.93M (8) scheduled

−$2.93M

119,601

0.1205%

$5.05M

+272.7%

Jayabalan Harish

EVP, CISO and CRO

$57.50K (1)

$2.56M (4) scheduled

−$2.50M

78,065

0.0787%

$3.30M

+1,880%

Eckert Kurt M.

Director

—

$2.22M (5) scheduled

−$2.22M

149,612

0.1508%

$6.32M

+24.2%

Schwarzkopf Cynthia

Director

—

$1.24M (3) scheduled

−$1.24M

88,545

0.0892%

$3.74M

—

Teekell Judson Gray

Director

—

$1.00M (8) scheduled

−$1.00M

236,796

0.2386%

$10.00M

+123.3%

Massad Mark I.

Director

$184.00K (4)

—

+$184.00K

11,237

0.0113%

$474.31K

—

Moore Lisa

Director

$126.50K (1)

—

+$126.50K

12,737

0.0128%

$537.63K

—

Smollen John

EVP, New Product Development

$115.00K (1)

—

+$115.00K

269,878

0.2720%

$11.39M

—

Nazarali Jamil

Director

$57.50K (1)

—

+$57.50K

2,500

0.0025%

$105.53K

—

Lozier Kenneth W.

Director

$23.00K (1)

—

+$23.00K

8,237

0.0083%

$347.68K

—

Stahlin Paul

Director

$23.00K (1)

—

+$23.00K

42,143

0.0425%

$1.78M

—

Al-Bahar Talal Jassim

Director

—

3,658,187

3.69%

$154.41M

+7.2%

HORIZON KINETICS ASSET MANAGEMENT LLC entity

10% owner

—

2,170,898

2.19%

$91.63M

−53.1%

Raymond Mark F.

Director

—

67,064

0.0676%

$2.83M

—

Beckelman John

Director

—

15,904

0.0160%

$671.31K

—

BROWN DAVID A

Director

—

7,066

0.0071%

$298.26K

—

Sommers Jill E.

Director

—

6,083

0.0061%

$256.76K

—

Sites Eric

Director

—

5,684

0.0057%

$239.92K

—

Vermaas Cees

CEO of TISEG

—

4,660

0.0047%

$196.70K

—

Becker Lee

Director

—

2,267

0.0023%

$95.69K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Teekell Judson Gray

2 Sep 2026

Director

Sold on a plan

3,000

$40.89

$122.67K

Teekell Judson Gray

2 Sep 2026

Director

Sold on a plan indirect

5,545

$41.58

$230.56K

Gallagher Thomas P.

19 Aug 2026

Chairman & CEO

Sold on a plan indirect

149,700

$41.13

$6.16M

Emmons Lance

17 Aug 2026

EVP and CFO

Sold on a plan

35,000

$42.83

$1.50M

Teekell Judson Gray

4 Aug 2026

Director

Sold on a plan

3,000

$45.79

$137.37K

Teekell Judson Gray

2 Jul 2026

Director

Sold on a plan

3,000

$40.00

$120.00K

Brown Shelly

15 Jun 2026

EVP, Chief Strategy Officer

Sold on a plan

4,714

$44.23

$208.50K

Teekell Judson Gray

2 Jun 2026

Director

Sold on a plan

3,000

$42.78

$128.34K

Emmons Lance

15 May 2026

EVP and CFO

Sold on a plan

35,000

$56.36

$1.97M

Teekell Judson Gray

4 May 2026

Director

Sold on a plan

3,000

$47.30

$141.90K

Brown Shelly

7 Apr 2026

EVP, Chief Strategy Officer

Sold on a plan

900

$42.00

$37.80K

Brown Shelly

6 Apr 2026

EVP, Chief Strategy Officer

Sold on a plan

2,357

$41.33

$97.41K

Teekell Judson Gray

2 Apr 2026

Director

Sold on a plan

2,700

$40.00

$108.00K

Brown Shelly

23 Mar 2026

EVP, Chief Strategy Officer

Sold on a plan

25,932

$39.33

$1.02M

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