18 September 2026 is the last trading day of PROEN-W2

Investor reminding Subject : Reminding of warrants' last trading date Security Symbol - Warrant of PROEN CORP PUBLIC COMPANY LIMITED No. 2 (PROEN-W2) Last trading date : 18-Sep-2026 Book closing date of warrant : From 23-Sep-2026 to 14-Oct-2026 Last exercise date : 14-Oct-2026 Date of post "SP" sign : From 21-Sep-2026 to 14-Oct-2026 Notification period for the exercise of : From 28-Sep-2026 to 12-Oct-2026 the warrant Delisting date of warrant : 15-Oct-2026 ______________________________________________________________________