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 29, 2026

2. SEC Identification Number

0000091447

3. BIR Tax Identification No.

0001903240000

4. Exact name of issuer as specified in its charter

Semirara Mining and Power Corporation

5. Province, country or other jurisdiction of incorporation

Philippines

6. Industry Classification Code(SEC Use Only)

7. Address of principal office

2/F DMCI Plaza, 2281 Don Chino Roces Avenue, Makati City Postal Code 1231

8. Issuer's telephone number, including area code

8246-2280/8246-2238

9. Former name or former address, if changed since last report

N/A

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	4,250,547,620

11. Indicate the item numbers reported herein

9

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.

Semirara Mining and Power CorporationSCC

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 of Directors' Meeting
Background/Description of the Disclosure
The followig matters were approved by the Board of Directors at its regular meeting held today, October 29, 2026: 1. Unaudited consolidated financial statements for the period September 30, 2026; 3. Minesite workforce supplemental redundancy program and authorization for Managment to implement the program in accordance with applicable laws.
Other Relevant Information
Attached is SEC Form 17-C