SCHEDULE 13D/A

Hyatt Hotels Corp

Class A Common Stock, $0.01 par value per share · CUSIP: 448579102

Event date: 2025-05-29

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Maroon Private Trust Company, LLC, as trustee of the trusts listed on Appendix 1, 2, 3, 4 and 5 of Exhibit 26Reported CIK 0001652229

  Shares: 20,827,553.00 · Class: 21.8%

• THHC, L.L.C.Reported CIK 0001500746

  Shares: 11,338,027.00 · Class: 11.9%

• T11 HHC, LLCReported CIK 0001795459

  Shares: 11,338,027.00 · Class: 11.9%

• Thomas J. Pritzker, as trustee of the trust listed on Appendix 6 of Exhibit 26, as trustee of Maroon Trust, and individually

  Shares: 21,628,053.00 · Class: 22.7%

• JNP ECI Investments, LLC

  Shares: 3,413.00 · Class: 0.0%

• BTP ECI Investments, LLC

  Shares: 5,971.00 · Class: 0.0%

• DTP ECI Investments, LLC

  Shares: 5,971.00 · Class: 0.0%

• Jason Pritzker, individuallyReported CIK 0001603501

  Shares: 2,588.00 · Class: 0.0%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.