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)

Nov 24, 2025

2. SEC Identification Number

1746

3. BIR Tax Identification No.

000-126-853-000

4. Exact name of issuer as specified in its charter

STI Education Systems Holdings, Inc.

5. Province, country or other jurisdiction of incorporation

Philippines

6. Industry Classification Code(SEC Use Only)

7. Address of principal office

7th Floor, STI Holdings Center, 6764 Ayala Avenue, Makati City Postal Code 1226

8. Issuer's telephone number, including area code

0288449553

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

-

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	9,904,806,924

11. Indicate the item numbers reported herein

Item 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.

STI Education Systems Holdings, Inc.STI

PSE Disclosure Form 4-31 - Press Release References: SRC Rule 17 (SEC Form 17-C)
Section 4.4 of the Revised Disclosure Rules

Subject of the Disclosure
STI Holdings Reports P619 Million in Net Income for First Quarter
Background/Description of the Disclosure
STI Education Systems Holdings, Inc. (STI Holdings) posts P619.1 million in net income in the first quarter of the current fiscal year. STI Holdings said its results covering July to September 2025 reflected the impact of an earlier academic calendar and a shift in revenue recognition, affecting the comparability of first-quarter results with the previous year.
Other Relevant Information
Please see attached SEC Form 17-C.