MIAMI INTERNATIONAL HOLDINGS, INC.·4

Jun 18, 4:24 PM ET

Schafer Douglas M. JR 4

4 · MIAMI INTERNATIONAL HOLDINGS, INC. · Filed Jun 18, 2026

Research Summary

AI-generated summary of this filing

Updated

MIAX EVP/CIO Douglas M. Schafer Receives Equity Awards

What Happened
Douglas M. Schafer, Executive Vice President and Chief Investment Officer of Miami International Holdings, Inc. (MIAX), was granted equity awards on June 16, 2026. The filing shows: 23,298 restricted stock units (RSUs) awarded at $0.00 and two derivative awards totaling 23,966 shares (2,485 and 21,481) also at $0.00 — together totaling 47,264 shares subject to future vesting. These were reported as Award/Grant transactions (code A) rather than purchases or sales; no cash changed hands on the grant date.

Key Details

  • Transaction date: June 16, 2026; Filing date: June 18, 2026 (timely filing).
  • Grant price: $0.00 (typical for RSUs/options grants); reported value on Form 4 = $0.
  • Vesting (per footnotes):
    • RSUs (23,298): 7,766 vest on each of June 16, 2027, 2028 and 2029.
    • Derivative award (2,485): 829 vest 6/16/2027, 828 vest 6/16/2028, 828 vest 6/16/2029.
    • Derivative award (21,481): 7,161 vest 6/16/2027, 7,160 vest 6/16/2028, 7,160 vest 6/16/2029.
  • Shares owned after the transaction are not specified in the provided extract of the filing.
  • Transaction code: A = Award/Grant. No 10b5-1 or tax-withholding notation disclosed in the provided details.

Context
These awards are typical compensation grants that vest over three years and do not represent an immediate open-market buy or sell. The derivative entries reflect option-like awards that will convert to stock only as they vest and upon meeting any exercise conditions. Such grants are retention/compensation events and should be interpreted as part of long-term incentive pay rather than an immediate trading signal.

Insider Transaction Report

Form 4
Period: 2026-06-16
Transactions
  • Award

    Common Stock

    [F1]
    2026-06-16+23,298387,414 total
  • Award

    Incentive Stock Option (Right to Buy)

    [F2]
    2026-06-16+2,4852,485 total
    Exercise: $40.24Exp: 2036-06-15Common Stock (2,485 underlying)
  • Award

    Nonqualified Stock Option (Right to Buy)

    [F3]
    2026-06-16+21,48121,481 total
    Exercise: $40.24Exp: 2036-06-15Common Stock (21,481 underlying)
Footnotes (3)
  • [F1]The amount represents restricted stock units ("RSUs") that vest as to 7,766 on June 16, 2027, 7,766 on June 16, 2028 and the remaining 7,766 on June 16, 2029, subject to the Reporting Person's continued service to the Issuer or its subsidiaries through each applicable vesting date.
  • [F2]829 of the shares subject to this option will vest on June 16, 2027, 828 of the shares subject to this option will vest on June 16, 2028 and the remaining 828 of the shares subject to this option will vest on June 16, 2029, subject to the Reporting Person's continued service to the Issuer or its subsidiaries through the applicable vesting date.
  • [F3]7,161 of the shares subject to this option will vest on June 16, 2027, 7,160 of the shares subject to this option will vest on June 16, 2028 and the remaining 7,160 of the shares subject to this option will vest on June 16, 2029, subject to the Reporting Person's continued service to the Issuer or its subsidiaries through the applicable vesting date.
Signature
/s/ Alessandra Henriques Corona, Attorney-in-fact|2026-06-18

Documents

1 file
  • 4
    wk-form4_1781814241.xmlPrimary

    FORM 4