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 26, 2023

2. SEC Identification Number

37535

3. BIR Tax Identification No.

005-056-869_

4. Exact name of issuer as specified in its charter

ATN HOLDINGS, INC.

5. Province, country or other jurisdiction of incorporation

NCR, PHILIPPINES

6. Industry Classification Code(SEC Use Only)

7. Address of principal office

9TH FLOOR SUMMIT ONE TOWER, 530 SHAW BLVD MANDALUYONG CITY Postal Code 1550

8. Issuer's telephone number, including area code

+63277170523

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 A	403,505,543
Common B	280,000,000

11. Indicate the item numbers reported herein

1

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.

ATN Holdings, Inc.ATN

PSE Disclosure Form 7-1 - Notice of Annual or Special Stockholders' Meeting References: SRC Rule 17 (SEC Form 17-C) and
Sections 7 and 4.4 of the Revised Disclosure Rules

Subject of the Disclosure
Annual Meeting of Stockholders of ATN HOLDINGS, INC.
Background/Description of the Disclosure
NOTICE IS HEREBY GIVEN that the Annual Meeting of Stockholders of ATN HOLDINGS, INC. will be held via ZOOM, on Thursday, November 9, 2023 at 1:30P.M. at the 8TH Floor, Summit One Tower Parking Building, 530 Shaw Boulevard, Mandaluyong City Please refer to the Zoom link below for the online meeting: https://us05web.zoom.us/j/5764453330?pwd=A6eygVbXpKkusNPFpLu9Zl1yPI3guY.1

Type of Meeting

• Annual
• Special

Date of Approval by Board of Directors	Sep 26, 2023
Date of Stockholders' Meeting	Nov 9, 2023
Time	13:30
Venue	Via Online
Record Date	Oct 11, 2023
Agenda	The following matters will be taken up during the meeting: 1.Proof of Notice of the Meeting 2.Proof of Presence of a quorum 3.Approval of the previous annual minutes of meeting last November 10, 2022 4.Report of the President and Approval of the FY March 31, 2023 Audited Financial Statements 5.General ratification of the acts of the Board of Directors, Board Committees, and the Management from the date of the last annual stockholders’ meeting up to date of this meeting. 6.Election of Directors 7.Appointment of Independent Auditors 8.Adjournment

Inclusive Dates of Closing of Stock Transfer Books

Start Date	Oct 11, 2023
End Date	Oct 11, 2023

Other Relevant Information
N/A