Notification the exercise of MADAME-W6

Notification the exercise of securities/ Notification the conversion of securities Subject : Notification the exercise of securities Date announced : 04-Aug-2026 Name of securities : MADAME-W6 Exercise date : 26-Aug-2026 The notification period for the exercise : From 19-Aug-2026 to 25-Aug-2026 of the securities Exercise price (baht per share) : 1.25 Exercise ratio (Warrants : common : 1 : 0.20 shares) Exercise Procedure : https://madamebioscience.co.th/Investor Contact Persons and Place to Exercise : Mr.Tharakorn Junkerd 60 Soi Praditmanutham 19 Praditmanutham Rd., Lat Phrao, Lat Phrao, Bangkok, Thailand 10230 Authorized to sign on behalf of the : Mr.Tharakorn Junkerd company Position : Authorized Director Authorized to sign on behalf of the : Miss Ingfa Petvipusit company Position : Authorized Director ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.