X0508 4 2025-11-21 0 0002065601 Central Bancompany, Inc. CBC 0002092004 Cook Sam Bryan 238 MADISON STREET JEFFERSON CITY MO 65101 1 1 1 0 Executive Chairman 0 Class A Common Stock 2025-11-21 4 P 0 38619 21.00 A 38619 D Class A Common Stock 2025-11-21 4 P 0 9000 21.00 A 9000 I By Spouse Class A Common Stock 132000 D Class A Common Stock 109950 I By Central Trust Company Class A Common Stock 50 I By Trust Class A Common Stock 27800 I By Voting Trust Class A Common Stock 7387700 I By Trust Class A Common Stock 19945200 I By Trust Class A Common Stock 9419800 I By Trust Class A Common Stock 1430450 I By Trust Held jointly by the reporting person and his mother. Held indirectly through Central Trust Company for the benefit of the reporting person. Held for the benefit of a trust for which the reporting person may be deemed to have investment power. The reporting person disclaims beneficial ownership in these shares except to the extent of his pecuniary interest, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose. Held indirectly through the voting trust established by the Amended and Restated Voting Trust Agreement, dated March 5, 2025, by and among Central Bancompany, Inc., the shareholders parties thereto, and the reporting person, Robert M. Robuck, and Robert R. Hermann, Jr. as trustees (the "Voting Trust") for the benefit of the reporting person. Held indirectly through the Voting Trust for the benefit of a trust for which the reporting person may be deemed to have investment power. The reporting person disclaims beneficial ownership in these shares except to the extent of his pecuniary interest, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose. The reporting person is a co-trustee of Sam B. Cook Foundation, which holds securities of the issuer. The reporting person disclaims beneficial ownership in such securities, and reference to such securities in this report shall not be deemed an admission of beneficial ownership for purposes of Section 16 or for any other purpose. /s/ Jeremy W. Colbert, attorney-in-fact 2025-11-25