TEEKELL JUDSON GRAY reported 4 transactions at MIAMI INTERNATIONAL HOLDINGS, INC.

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

TEEKELL JUDSON GRAY

Filed: 8/19/2025ACC: 0001628280-25-040784

InsiderTEEKELL JUDSON GRAYCIK 1959770

→

IssuerMIAMI INTERNATIONAL HOLDINGS, INC.CIK 1438472

Director

Since Mar 2026

0.00

Net shares

Net seller

$0.00

Total acquired

Open market trades

0B · 0S

Total transactions

244.55K acquired · 244.55K disposed

Non-Derivative Transactions4

Common Stock

Direct

C · Conversion

+30K

Price / share

—

Trade value

—

% of position

92.8%

8/15/2025

32.34K→62.34K

Common Stock

Direct

C · Conversion

+31.24K

Price / share

—

Trade value

—

% of position

100.5%

8/15/2025

31.10K→62.34K

Common Stock

Indirect

C · Conversion

+30K

Price / share

—

Trade value

—

% of position

53.1%

8/15/2025

56.55K→86.55K

Common Stock

Indirect

C · Conversion

+38.13K

Price / share

—

Trade value

—

% of position

78.8%

8/15/2025

48.41K→86.55K

Total

Net shares

+129.37K

Net value

$0.00

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	8/15/2025	C · Conversion	+30K	—	—	92.8%	32.34K	62.34K
Common Stock Direct	8/15/2025	C · Conversion	+31.24K	—	—	100.5%	31.10K	62.34K
Common Stock Indirect	8/15/2025	C · Conversion	+30K	—	—	53.1%	56.55K	86.55K
Common Stock Indirect	8/15/2025	C · Conversion	+38.13K	—	—	78.8%	48.41K	86.55K
Total			+129.37K		$0.00

Derivative Transactions18

Series B Preferred Stock

Direct

C · Conversion

Converts to

Common Stock

30K shares

−30K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Nonvoting Common Stock

Direct

C · Conversion

Converts to

Common Stock

31.24K shares

−31.24K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Series B Preferred Stock

Indirect

C · Conversion

Converts to

Common Stock

30K shares

−30K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Nonvoting Common Stock

Indirect

C · Conversion

Converts to

Common Stock

38.13K shares

−38.13K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

22.67K shares

−22.67K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

22.67K shares

+22.67K

Strike price

Held after

22.67K

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

13.50K shares

−13.50K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

13.50K shares

+13.50K

Strike price

Held after

13.50K

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

12.83K shares

−12.83K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

12.83K shares

+12.83K

Strike price

Held after

12.83K

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

12.50K shares

−12.50K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

12.50K shares

+12.50K

Strike price

Held after

12.50K

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

5K shares

−5K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

5K shares

+5K

Strike price

Held after

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

28.13K shares

−28.13K

Strike price

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

28.13K shares

+28.13K

Strike price

Held after

28.13K

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Nonvoting Common Stock

20.56K shares

−20.56K

Strike price

16.14

Held after

0.00

Exercisable

—

8/15/2025

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

20.56K shares

+20.56K

Strike price

16.14

Held after

20.56K

Exercisable

—

8/15/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Series B Preferred Stock Direct	Common Stock30K shares	8/15/2025	C · Conversion	−30K		—	0.00
Nonvoting Common Stock Direct	Common Stock31.24K shares	8/15/2025	C · Conversion	−31.24K		—	0.00
Series B Preferred Stock Indirect	Common Stock30K shares	8/15/2025	C · Conversion	−30K		—	0.00
Nonvoting Common Stock Indirect	Common Stock38.13K shares	8/15/2025	C · Conversion	−38.13K		—	0.00
Stock Option (Right to Buy) Direct	Nonvoting Common Stock22.67K shares	8/15/2025	M · Option Exercise	−22.67K	12	—	0.00
Stock Option (Right to Buy) Direct	Common Stock22.67K shares	8/15/2025	M · Option Exercise	+22.67K	12	—	22.67K
Stock Option (Right to Buy) Direct	Nonvoting Common Stock13.50K shares	8/15/2025	M · Option Exercise	−13.50K	12	—	0.00
Stock Option (Right to Buy) Direct	Common Stock13.50K shares	8/15/2025	M · Option Exercise	+13.50K	12	—	13.50K
Stock Option (Right to Buy) Direct	Nonvoting Common Stock12.83K shares	8/15/2025	M · Option Exercise	−12.83K	12	—	0.00
Stock Option (Right to Buy) Direct	Nonvoting Common Stock12.83K shares	8/15/2025	M · Option Exercise	+12.83K	12	—	12.83K
Stock Option (Right to Buy) Direct	Nonvoting Common Stock12.50K shares	8/15/2025	M · Option Exercise	−12.50K	12	—	0.00
Stock Option (Right to Buy) Direct	Common Stock12.50K shares	8/15/2025	M · Option Exercise	+12.50K	12	—	12.50K
Stock Option (Right to Buy) Direct	Nonvoting Common Stock5K shares	8/15/2025	M · Option Exercise	−5K	12	—	0.00
Stock Option (Right to Buy) Direct	Common Stock5K shares	8/15/2025	M · Option Exercise	+5K	12	—	5K
Stock Option (Right to Buy) Direct	Nonvoting Common Stock28.13K shares	8/15/2025	M · Option Exercise	−28.13K	14	—	0.00
Stock Option (Right to Buy) Direct	Common Stock28.13K shares	8/15/2025	M · Option Exercise	+28.13K	14	—	28.13K
Stock Option (Right to Buy) Direct	Nonvoting Common Stock20.56K shares	8/15/2025	M · Option Exercise	−20.56K	16.14	—	0.00
Stock Option (Right to Buy) Direct	Common Stock20.56K shares	8/15/2025	M · Option Exercise	+20.56K	16.14	—	20.56K