C06852-2026

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)
Sep 15, 2026
2. SEC Identification Number
CS200909233
3. BIR Tax Identification No.
007-315-916
4. Exact name of issuer as specified in its charter
ALTERNERGY HOLDINGS CORPORATION
5. Province, country or other jurisdiction of incorporation
Metro Manila, Philippines
6. Industry Classification Code(SEC Use Only)
7. Address of principal office
Level 3B, 111 Paseo de Roxas Building, Paseo de Roxas Avenue corner Legazpi Street, Legaspi Village, Makati City Postal Code 1229
8. Issuer's telephone number, including area code
+632 8813 4678
9. Former name or former address, if changed since last report
NA
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 3,933,840,480
Perpetual Preferred 1 370,398,637
Perpetual Preferred 2-Series A 100,000,000
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.

Alternergy Holdings CorporationALTER

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

Alternergy Holdings Corporation's ("ALTER") Board of Directors approves ALTER's issuance of PhP2 Billion fixed-rate notes and its listing on the Philippine Dealing & Exchange Corp. ("PDEx")

Background/Description of the Disclosure

In a meeting of the Board of Directors of Alternergy Holdings Corporation ("ALTER") on 15 September 2026, the following matters (among others subject of other PSE disclosures), were approved:

a. Issuance of Fixed-Rate Notes and the enrollment and listing of the Fixed-Rate Notes with the Philippine Dealing & Exchange Corp. (“PDEx”), with terms as follows:
i. Issue Amount: Two Billion Pesos (PhP2,000,00,000.00);
ii. Tenor: 1.5 years;
iii. Principal Repayment: Redeemable at par upon maturity;
iv. Interest Rate: 7.75 %;

b. Delegation to the Executive Committee of the authority to do and perform matters related to the issuance and listing of the Fixed-Rate Notes including, but not limited to, the following:
i. Determine, fix and finalize the other terms and conditions of the Fixed-Rate Notes; and
ii. Approve the disclosures contained in the Information Memorandum for the Fixed-Rate Notes.

Other Relevant Information

Please see item (1) in the attached executed SEC Form 17-C in this regard.

Filed on behalf by:
Name Kimberly Rose Pagdilao
Designation Corporate Counsel / Deputy CIO