Millicom International Cellular S.A., a leading provider of fixed and mobile telecommunications services in Latin America, will announce its second quarter 2026 financial results on August 6, 2026. The Luxembourg-headquartered company, which operates under the Tigo brand, expects to release the earnings via a press release on that date. This announcement provides investors with an update on the company’s performance across its digital services portfolio, including mobile financial services and fiber-cable infrastructure.

To discuss the results, Millicom will host a video conference for the global financial community on August 6, 2026, at 08:00 (New York) / 14:00 (Luxembourg) / 13:00 (London). Registration for the interactive event is required through the company’s investor relations portal. Participants who wish to ask questions during the live event must notify the Investor Relations team via email at investors@millicom.com after the start of the event.

Investors may also join the conference in listen-only mode by dialing any of the following numbers and entering Webinar ID 869 6353 4578:

Additional international numbers are available on the company’s website. Accompanying slides and a replay of the event will be posted on the Millicom investors website following the call.

As of June 30, 2026, Millicom, including its Honduras Joint Venture and Chile associate, employed over 20,000 people. The company provided mobile and fiber-cable services to more than 69 million customers, with a fiber-cable footprint covering over 22 million homes passed. Through its Tigo and Tigo Business brands, Millicom offers digital services such as Tigo Money, Tigo Sports, Tigo OneTV, high-speed data, voice, and business-to-business solutions including cloud and security.

For further information, press inquiries can be directed to Sofia Corral, Director Corporate Communications, at press@millicom.com . Investor relations queries should be addressed to Luca Pfeifer, VP of Investor Relations, at investors@millicom.com .