Millicom International Cellular stock (SE0001174970): Overvaluation worries after sharp pullback

Millicom International Cellular shares have retreated after a strong run, while valuation metrics flag a potentially overheated stock. What is behind the latest price move and how does the telecom operator make its money?

Millicom International Cellular has come back into focus after its US-listed shares, trading under the ticker TIGO, fell around 3.3% to about 83 USD on May 26, 2026, following a recent 52?week high near 87 USD, according to GuruFocus as of 05/27/2026.

The same valuation-focused report highlights that the current market price stands far above an estimated fair value of roughly 32 USD per share based on its internal GF Value model, implying that Millicom International Cellular might be trading at a substantial premium to its intrinsic worth, according to GuruFocus as of 05/27/2026.

As of: 27.05.2026

By the editorial team – specialized in equity coverage.

At a glance

• Name: Millicom
• Sector/industry: Telecommunications and media services
• Headquarters/country: Luxembourg, global emerging markets focus
• Core markets: Latin American mobile and fixed broadband markets
• Key revenue drivers: Mobile services, fixed broadband, pay-TV and B2B connectivity
• Home exchange/listing venue: Nasdaq New York (TIGO), Nasdaq Stockholm (TIGO)
• Trading currency: Primarily USD and SEK, depending on venue

Millicom International Cellular: core business model

Millicom International Cellular operates as a digital telecommunications provider with a focus on emerging markets, offering mobile voice, data, fixed broadband and cable services mainly in Latin America, according to MarketScreener as of 05/27/2026.

The group positions itself as a converged operator that bundles mobile, fixed-line, pay-TV and enterprise solutions to deepen customer relationships and reduce churn in its footprint countries, according to Millicom website as of 05/27/2026.

Millicom International Cellular brands its key services under the Tigo name, building a unified identity across its Latin American operations to capture scale benefits in marketing, network investments and product development, according to Millicom website as of 05/27/2026.

The company’s strategy centers on expanding high-speed mobile data coverage and fiber-based broadband to address rising demand for connectivity and digital services in its markets, combining infrastructure build-out with a focus on customer experience and digital channels, according to Millicom website as of 05/27/2026.

Main revenue and product drivers for Millicom International Cellular

Millicom International Cellular generates a large share of its revenue from mobile services, including voice, data and value-added offerings aimed at both prepaid and postpaid customer segments in its Latin American markets, according to MarketScreener company profile as of 05/27/2026.

Fixed broadband and cable operations represent another key pillar, with Millicom International Cellular investing in hybrid fiber-coaxial and fiber networks to deliver high-speed internet, pay-TV and bundled services that can support higher average revenue per user, according to Millicom website as of 05/27/2026.

The company also offers B2B and wholesale solutions such as dedicated connectivity, data center services and cloud-related products for corporate and institutional customers in its footprint, which can provide diversified revenue streams beyond consumer services, according to MarketScreener company profile as of 05/27/2026.

In addition to core connectivity products, Millicom International Cellular has historically explored adjacent digital services such as mobile financial services and content distribution in selected markets, aiming to leverage its subscriber base and distribution capabilities, according to Millicom website as of 05/27/2026.

Conclusion

Millicom International Cellular has recently experienced a notable share price pullback from record levels while some valuation models suggest the stock is trading well above estimated intrinsic value, underscoring a disconnect between market price and fundamental assessments, according to GuruFocus as of 05/27/2026.

The telecom operator remains focused on growing its converged mobile and broadband business in Latin America, and US investors can gain targeted exposure to these developing connectivity markets via the TIGO listing on Nasdaq, according to MarketScreener as of 05/27/2026.

Disclaimer: This article does not constitute investment advice. Stocks are volatile financial instruments.