Management Name : Mr BOONKIET CHOKWATANA | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 21/12/2016

Management Name : Mr BOONKIET CHOKWATANA | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 26/12/2016

Management Name : Mr BOONKIET CHOKWATANA | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 26/09/2017

Year Receive Date Details RATCH GROUP PUBLIC COMPANY LIMITED 2022 13/07/2023 RATCH GROUP PUBLIC COMPANY LIMITED 2021 28/06/2022 RATCH GROUP PUBLIC COMPANY LIMITED 2020 03/03/2021 RATCH GROUP PUBLIC

Period As Of Details RATCH GROUP PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 RATCH GROUP PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 RATCH GROUP PUBLIC COMPANY LIMITED

Mr. Ratch Osathanugrah During 12 March 2020 to 15 November 2021, Mr. Ratch Osathanugrah, a vice chairman of the board of directors of Osotspa public company limited (OSP), has changed his

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