Millicom (Tigo) strengthens regional connectivity in Central America through strategic agreement with Trans Americas Fiber System
Rhea-AI Summary
Millicom (TIGO) announced a long-term commercial agreement with Trans Americas Fiber System (TAFS) to expand international network capacity and resilience across Central America. The deal gives Millicom access to the TAM-1 subsea system—approximately 7,000 km—with each fiber pair supporting at least 18 Tbps, improving route diversity, redundancy, and scalability for operators and end users.
The partnership targets lower latency, greater capacity and strengthened connectivity to the United States, Caribbean, Central America and Colombia to support digital inclusion and economic development.
AI-generated analysis. Not financial advice.
Positive
- TAM-1 spans ~7,000 km connecting North, Central and South America
- Per-fiber capacity ≥18 Tbps, enabling high-volume traffic growth
- Improved route diversity and redundancy for Central American networks
Negative
- No commercial terms disclosed (no contract value or financial impact provided)
- No service start date or timeline disclosed for TAM-1 access or activation
News Market Reaction – TIGO
On the day this news was published, TIGO gained 0.30%, reflecting a mild positive market reaction.
Data tracked by StockTitan Argus on the day of publication.
Key Figures
Market Reality Check
Peers on Argus
TIGO was up 2.86% with regional telecom peers also positive: LBRDK +1.42%, SKM +0.91%, LBRDA +0.77%, KT +0.91%, and FYBR +0.05%. Momentum scans also flagged VEON up 3.56%, indicating broader strength across telecoms rather than an isolated move.
Previous Partnership Reports
| Date | Event | Sentiment | Move | Catalyst |
|---|---|---|---|---|
| Oct 28 | Tower partnership deal | Positive | +0.3% | Long-term tower sale-and-leaseback with SBA across Central America. |
Past partnership news for TIGO showed a modest positive reaction, suggesting investors have previously viewed such strategic infrastructure deals constructively.
Over the past months, Millicom (TIGO) has combined balance-sheet actions with strategic partnerships. A prior Central America tower partnership with SBA Communications on Oct 28, 2024 involved a $975 million sale-and-leaseback and up to 2,500 new sites, with the stock moving +0.25% in 24 hours. More recently, record 2025 financials, debt refinancing, and shareholder-focused proposals (including a USD 3 per-share dividend) framed the company as both expanding regionally and optimizing capital, into which this new subsea connectivity agreement now fits.
Historical Comparison
In the past, TIGO’s partnership announcements, such as the SBA tower deal, led to an average +0.25% move, suggesting historically modest but positive reactions to similar strategic agreements.
Partnership news evolved from tower monetization and build-to-suit agreements in Central America toward broader digital infrastructure collaboration via subsea capacity to enhance regional connectivity and resilience.
Market Pulse Summary
This announcement details a long-term agreement giving TIGO access to the TAM-1 subsea system, a ~7,000 km open-access, carrier-neutral fiber network with at least 18Tbps per fiber pair. It complements earlier Central American tower and infrastructure partnerships while the company operates near its 52-week high and has previously reported $5.82 billion in 2025 revenue. Investors may track how added capacity, redundancy, and regional route diversity support future demand and service quality across markets.
Key Terms
open-access technical
carrier-neutral technical
subsea fiber optic technical
low-latency technical
submarine cable technical
AI-generated analysis. Not financial advice.
Millicom (Tigo) strengthens regional connectivity in Central America through strategic agreement with Trans Americas Fiber System
Luxembourg, 10 April 2026 –Millicom International Cellular S.A. (“Millicom”), a leading telecommunications company in Latin America, today announced a long-term commercial agreement with Trans Americas Fiber System (TAFS), a next-generation digital infrastructure provider, to expand and strengthen its international network infrastructure and resilience across Central America.
As part of this partnership, Millicom will enhance its international capacity through TAFS' open-access, carrier-neutral platform, reinforcing its ability to meet the region's rapidly growing demand for reliable, high-capacity digital services. The initiative supports Millicom's continued investment in infrastructure to drive access, economic development, and digital inclusion across the region.
The TAM-1 system is a next-generation subsea fiber optic network spanning approximately 7,000 kilometers, designed to establish direct links between the United States, the Eastern Caribbean, Central America, and South America (Colombia), with each fiber pair supporting a minimum of 18Tbps of capacity. The system comprises two complementary segments: a northern system connecting Hollywood, Florida with Mexico, Guatemala, and Honduras, and a southern system anchored by main trunk from Vero Beach, Florida to St. Croix (U.S. Virgin Islands), with connections to Puerto Rico and branches extending to Panama, Costa Rica, and Colombia.
Through this infrastructure, Millicom will benefit from increased route diversity, enhanced redundancy, improved network resilience, and greater scalability—key elements to ensure consistent, low-latency service for operators, enterprises, governments, and end users across multiple markets.
"It is an honor to support Millicom as they further strengthen their service infrastructure across Central America," said Julio Bran, CEO of TAFS. "This partnership represents a significant step forward in delivering world-class, future-ready solutions across the region. By providing scalable, high-performance access, we aim to help enable economic development, digital inclusion, and long-term technological progress in Central America," he concluded.
"We are excited to announce our strategic involvement in TAM-1, part of the Trans Americas Fiber System—a cutting-edge submarine cable designed to transform communications across the Americas. This platform will link North, Central, and South America as well as the Caribbean in one unified, high-capacity platform that replaces aging infrastructure and meets the growing demand for bandwidth," said Alejandro Guerrero, VP of Strategic Operations & Wholesale Solutions, adding "Our commitment is clear: to provide resilient, future-ready service that empowers our customers to innovate, expand, and thrive in a digital-first world”.
Together, TAFS and Millicom will deliver a comprehensive digital solution that supports Central America's digital transformation, unlocking new opportunities for innovation, education, healthcare, and economic development.
-END-
For more information, please contact:
| Press: Sofía Corral, Director Corporate Communications press@millicom.com TAFS Communications Team media@transamericasfiber.com | Investors: Luca Pfeifer, VP of Investor Relations investors@millicom.com |
About Millicom
Millicom (NASDAQ: TIGO) is a leading provider of fixed and mobile telecommunications services in Latin America. Through its TIGO® and Tigo Business® brands, the company provides a wide range of digital services and products, including TIGO Money for mobile financial services, TIGO Sports for local entertainment, TIGO ONEtv for pay TV, highspeed data, voice, and business-to-business solutions such as cloud and security. As of December 31, 2025, Millicom, including its Honduras Joint Venture, employed approximately 15,000 people and provided mobile and fiber-cable services through its digital highways approximately 52 million customers, with a fiber-cable footprint over 14 million homes passed. Founded in 1990, Millicom International Cellular S.A. is headquartered in Luxembourg with principal executive offices in Doral, Florida.
About Trans Americas Fiber System
Trans Americas Fiber System (TAFS) is building the most dynamic, neutral, and future-ready subsea fiber network in the Americas, delivering scalable, open-access connectivity across the U.S., Mexico, Central America, Colombia, and the Caribbean. With TAM-1, TAFS is revolutionizing how operators buy and utilize bandwidth through a fluid and scalable architecture that delivers unparalleled connectivity and low latency solutions.
The southern route of TAM-1 will be Ready for Service (RFS) in Q2 2026, followed by the northern route in Q3 2026. To learn more, visit www.transamericasfiber.com or contact info@transamericasfiber.com for information about capacity solutions and services.
