INDEX ANNOUCEMENT: SET Index Series August 4, 2023 SET to launch the new free floated adjusted Indices in January 2024: The Stock Exchange of Thailand (SET) plans to launch the new indices, namely SET50 Free Float Adjusted Market Capitalization Weighted Index (SET50FF) and SET100 Free Float Adjusted Market Capitalization Weighted Index (SET100FF), in early 2024. These new indices will be offered as alternatives to the existing SET50 and SET100 Indices. The selection criteria for the new indices will be similar to those of the SET50 and the SET100 Index. However, the constituents' weight of the new indices will factor in free float of each listed securities. The new index ground rules will be updated and published on the SET website. SET schedules to launch these two indices from January 1, 2024, onwards. ______________________________________________________________________