Telecom Argentina (TEO) schedules April 29, 2026 shareholder and special meetings

Rhea-AI Filing Summary

Telecom Argentina S.A. has called an Ordinary and Extraordinary General Shareholders’ Meeting, along with Class “A” and Class “D” Special Shareholders’ Meetings, for April 29, 2026 in Buenos Aires. The meetings will be held with in-person attendance.

Shareholders are expected to review and discuss, among other items, the accounting documentation for the fiscal year ended December 31, 2025. The company plans to provide additional documentation in line with Argentine Securities Commission requirements.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

Pursuant to Rule 13a-16 or 15d-16

of the Securities Exchange Act of 1934

For the month of March 2026

Commission File Number: 001-13464

Telecom Argentina S.A.

(Translation of registrant’s name into English)

General Hornos, No. 690, 1272

Buenos Aires, Argentina

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F x Form 40-F ¨

Telecom Argentina S.A.

TABLE OF CONTENTS

Item

1. English translation of letter dated March 10, 2026, to the Argentine Securities & Exchange Commission (Comisión Nacional de Valores)

FREE TRANSLATION Buenos Aires, March 10, 2026 Comisión Nacional de Valores

Re.: Decision to summon Ordinary and Extraordinary General Shareholders’ Meeting and Class “A” and Class “D” Shares Special Shareholders’ Meetings to be held on April 29th, 2026

Dear Sirs,

I am writing to you as Attorney-in-fact of Telecom Argentina S.A. (the “Company”) to inform you that the Company’s Board of Directors, in a meeting held today, resolved to summon an Ordinary and Extraordinary General Shareholders’ Meeting and Class “A” and Class “D” Shares Special Shareholders’ Meetings to be held on April 29th, 2026, at 11:00 a.m. Buenos Aires Time on the first call, and at 12:00 p.m. Buenos Aires Time on the second call, to deal with the agenda of the ordinary shareholders’ meeting, in order to discuss, among other items, the accounting documentation corresponding to the fiscal year ended December 31, 2025.

The Shareholders’ Meeting will be held by personal attendance.

We will submit in due time and manner the additional documentation required by Section 4, Chapter II, Title II of the Argentine Securities & Exchange Commission (Comisión Nacional de Valores) Rules (N.T. 2013).

Sincerely,

Telecom Argentina S.A.

/s/Andrea V. Cerdán

Attorney-in-Fact

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

		Telecom Argentina S.A.
Date:	March 10, 2026	By:	/s/ Luis Fernando Rial Ubago
			Name:	Luis Fernando Rial Ubago
			Title:	Responsible for Market Relations

FAQ

What did Telecom Argentina (TEO) announce in its March 2026 Form 6-K?

Telecom Argentina announced it will hold Ordinary and Extraordinary General Shareholders’ Meetings on April 29, 2026. The meetings will address several matters, including accounting documentation for the fiscal year ended December 31, 2025, following Argentine securities regulations.

When will Telecom Argentina’s 2026 shareholder meetings take place?

The shareholder meetings are scheduled for April 29, 2026, in Buenos Aires. The first call is at 11:00 a.m. and the second call at 12:00 p.m., with shareholders attending in person at the company’s principal offices.

What topics will Telecom Argentina (TEO) shareholders discuss at the April 29, 2026 meetings?

Shareholders will discuss the agenda of the ordinary meeting, which includes reviewing accounting documentation for the fiscal year ended December 31, 2025. Additional items may also be addressed as part of the Ordinary and Extraordinary General Shareholders’ Meetings.

Will Telecom Argentina’s April 29, 2026 shareholder meetings be virtual or in-person?

The company stated that the April 29, 2026 shareholder meetings will be held by personal attendance. Shareholders are expected to be physically present at the meeting venue in Buenos Aires, rather than participating through virtual or remote means.

Which shareholder classes are included in Telecom Argentina’s April 2026 meetings?

The company called an Ordinary and Extraordinary General Shareholders’ Meeting plus Special Shareholders’ Meetings for Class “A” and Class “D” shares. These meetings allow different share classes to address matters relevant to their specific rights and interests.

How is Telecom Argentina complying with Argentine securities regulations for these meetings?

Telecom Argentina indicated it will submit additional documentation required by Section 4, Chapter II, Title II of the Argentine Securities Commission rules. This ensures the April 29, 2026 meetings follow regulatory standards for disclosure and shareholder information.