Deitzel Edward 4

Accession 0001628280-25-040790

CIK 0001438472other

View on SEC.gov Company Profile

Filed

Aug 18, 8:00 PM ET

Accepted

Aug 19, 4:06 PM ET

Size

57.5 KB

Accession

0001628280-25-040790

Insider Transaction Report

Form 4

Period: 2025-08-15

MIAMI INTERNATIONAL HOLDINGS, INC.MIAX

Deitzel Edward

EVP, CRO, CCO MIAX Exchanges

Transactions

Conversion
Common Stock
2025-08-15+500→ 81,887 total
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15+16,666→ 16,666 total
Exercise: $12.00Exp: 2026-08-02→ Common Stock (16,666 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15−16,666→ 0 total
Exercise: $12.00Exp: 2028-05-17→ Nonvoting Common Stock (16,666 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15+33,334→ 33,334 total
Exercise: $12.00Exp: 2028-05-17→ Common Stock (33,334 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15+91,667→ 91,667 total
Exercise: $12.00Exp: 2029-07-31→ Common Stock (91,667 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15−56,304→ 0 total
Exercise: $16.14Exp: 2031-09-09→ Nonvoting Common Stock (56,304 underlying)
Conversion
Common Stock
2025-08-15+49,194→ 81,887 total
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15−16,666→ 0 total
Exercise: $12.00Exp: 2026-08-02→ Nonvoting Common Stock (16,666 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15−6,195→ 0 total
Exercise: $16.14Exp: 2031-09-09→ Nonvoting Common Stock (6,195 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15−8,334→ 0 total
Exercise: $12.00Exp: 2026-08-02→ Nonvoting Common Stock (8,334 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15−55,930→ 0 total
Exercise: $15.22Exp: 2030-11-30→ Nonvoting Common Stock (55,930 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15+8,334→ 8,334 total
Exercise: $12.00Exp: 2026-08-02→ Common Stock (8,334 underlying)
Conversion
Nonvoting Common Stock
2025-08-15−49,194→ 0 total
→ Common Stock (49,194 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15+8,333→ 8,333 total
Exercise: $12.00Exp: 2029-07-31→ Common Stock (8,333 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15−6,570→ 0 total
Exercise: $15.22Exp: 2030-11-30→ Nonvoting Common Stock (6,570 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15−62,500→ 0 total
Exercise: $12.00Exp: 2025-09-17→ Series B Preferred Stock (62,500 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15+62,500→ 62,500 total
Exercise: $12.00Exp: 2025-09-17→ Common Stock (62,500 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15+55,930→ 55,930 total
Exercise: $15.22Exp: 2030-11-30→ Common Stock (55,930 underlying)
Conversion
Series B Preferred Stock
2025-08-15−500→ 0 total
→ Common Stock (500 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15+16,666→ 16,666 total
Exercise: $12.00Exp: 2028-05-17→ Common Stock (16,666 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15−8,333→ 0 total
Exercise: $12.00Exp: 2029-07-31→ Nonvoting Common Stock (8,333 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15+6,570→ 6,570 total
Exercise: $15.22Exp: 2030-11-30→ Common Stock (6,570 underlying)
Exercise/Conversion
Incentive Stock Option (Right to Buy)
2025-08-15+6,195→ 6,195 total
Exercise: $16.14Exp: 2031-09-09→ Common Stock (6,195 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15−33,334→ 0 total
Exercise: $12.00Exp: 2028-05-17→ Nonvoting Common Stock (33,334 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15−91,667→ 0 total
Exercise: $12.00Exp: 2029-07-31→ Nonvoting Common Stock (91,667 underlying)
Exercise/Conversion
Nonqualified Stock Option (Right to Buy)
2025-08-15+56,304→ 56,304 total
Exercise: $16.14Exp: 2031-09-09→ Common Stock (56,304 underlying)

Footnotes (4)

[F1]Represents 500 shares of Series B Preferred Stock that have been converted into shares of Common Stock on a one-for-one basis upon the closing of the Company's initial public offering ("IPO") and which have no expiration date.
[F2]Represents 49,194 shares of Nonvoting Common Stock that have been converted into shares of Common Stock on a one-for-one basis upon the closing of the Company's IPO and which have no expiration date. Includes 5,000 shares held jointly with his spouse with right of survivorship.
[F3]The options were granted initially as the right to buy Nonvoting Common Stock or Series B Preferred Stock, as applicable. On the closing date of the IPO, these converted to the right to buy Common Stock instead of Nonvoting Common Stock or Series B Preferred Stock, as applicable, for the same price and under the same conditions.
[F4]The options are fully vested.

Documents

1 file

4
wk-form4_1755634008.xmlPrimary
FORM 4

Issuer

MIAMI INTERNATIONAL HOLDINGS, INC.

CIK 0001438472

→

Entity typeother

Related Parties

filerCIK 0002080671

Filing Metadata

Form type: 4
Filed: Aug 18, 8:00 PM ET
Accepted: Aug 19, 4:06 PM ET
Size: 57.5 KB

View on SEC.gov