Investor reminding

Subject                                  : Reminding of warrants' last trading 
date
Security Symbol
  - Warrant of NATION GROUP (THAILAND) PUBLIC COMPANY LIMITED No. 4 (NATION-W4)
Last trading date                        : 31-Oct-2025
Book closing date of warrant             : From 05-Nov-2025 to 26-Nov-2025
Last exercise date                       : 26-Nov-2025
Date of post SP sign                     : From 03-Nov-2025 to 26-Nov-2025
Notification period for the exercise of  : From 11-Nov-2025 to 25-Nov-2025
the warrant
Delisting date of warrant                : 27-Nov-2025
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