Notification for not performing the duty of market maker on 6 DW

Notification for the duty of market maker on DW Subject : Not performing the duty of market maker Security Symbol : - VN3018C2608A - VN3018C2609A - VN3018C2610A - VN3018P2608A - VN3018P2609A - VN3018P2610A Reason : Krungthai XSpring Securities Co., Ltd. (the "Company"), as the Market Maker, would like to inform all investors that we are temporarily unable to perform our market-making duties for all VN30 Index-linked Derivative Warrants, on July 20, 2026. This temporary suspension is due to a technical disruption regarding the connectivity of our real-time market data feed from related Vietnam Exchange(s). Our team is actively working to resolve this issue as a matter of urgency. We expect to resume our normal market-making services as soon as possible. Not perform market making activities : From 20-Jul-2026 Time 10:00 from ______________________________________________________________________ Authorized person to disclose : Mr.Thapanun Punyavachira information Position : Senior Vice President ______________________________________________________________________ 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.