C07448-2026

The Exchange does not warrant and holds no responsibility for the veracity of the facts and representations contained in all corporate disclosures, including financial reports. All data contained herein are prepared and submitted by the disclosing party to the Exchange, and are disseminated solely for purposes of information. Any questions on the data contained herein should be addressed directly to the Corporate Information Officer of the disclosing party.

Maynilad Water Services, Inc.MYNLD

PSE Disclosure Form 4-29 - Disbursement of Proceeds and Progress Report References: Memorandum No. 626 - 2007 dated December 20, 2007
Section 4.4 of the Revised Disclosure Rules

Subject of the Disclosure

MYNLD Use of IPO Proceeds for the Period Ended September 30, 2026

Background/Description of the Disclosure

Quarterly Progress Report on the Use of Proceeds from the Company's Securities Offering for the Period Ended September 30, 2026

Other Relevant Information

None

Filed on behalf by:
Name Marie Angelique Estrella
Designation Head, Treasury, Scope and Investor Relations