C07677-2026

SECURITIES AND EXCHANGE COMMISSIONSEC FORM 17-C

CURRENT REPORT UNDER SECTION 17
OF THE SECURITIES REGULATION CODE
AND SRC RULE 17.2(c) THEREUNDER

1. Date of Report (Date of earliest event reported)
Oct 28, 2026
2. SEC Identification Number
PW-102
3. BIR Tax Identification No.
000-101-528-000
4. Exact name of issuer as specified in its charter
Manila Electric Company
5. Province, country or other jurisdiction of incorporation
The Philippines
6. Industry Classification Code(SEC Use Only)
7. Address of principal office
Lopez Building, Ortigas Avenue, Barangay Ugong, Pasig City Postal Code 1605
8. Issuer's telephone number, including area code
(02) 8632-8014
9. Former name or former address, if changed since last report
Not Applicable
10. Securities registered pursuant to Sections 8 and 12 of the SRC or Sections 4 and 8 of the RSA
Title of Each Class Number of Shares of Common Stock Outstanding and Amount of Debt Outstanding
Common Shares 1,127,092,509
11. Indicate the item numbers reported herein
Item 9 (Other Events)

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.

Manila Electric CompanyMER

PSE Disclosure Form 4-30 - Material Information/Transactions References: SRC Rule 17 (SEC Form 17-C) and
Sections 4.1 and 4.4 of the Revised Disclosure Rules

Subject of the Disclosure

Results of Board Meeting

Background/Description of the Disclosure

The Board of Directors of Manila Electric Company (the “Company”), in its regular meeting held today, October 28, 2026, approved the following:

1. The Company’s Financial and Operating Results for the First Nine (9) Months of 2026 with comparatives for 2025. The Company will disclose the First Nine (9) Months Financial and Operating Results using the SEC Form 17-Q once available.

2.The appointment of Ms. Joy P. Mendoza as Vice President and Head of Customer Care Group of the Company effective October 28, 2026.

3. The change in designation of Mr. Erville D. Magtubo from Vice President and Head of Customer Care Group to Vice President and Head of North Business Area, Home and Micro-Business of the Company effective October 28, 2026.

Other Relevant Information

For more information, please refer to the attached disclosure and press release.

Filed on behalf by:
Name Jocelyn Villar-Altamira
Designation Vice President and Head, Corporate Governance and Compliance