Millicom International Cellular stock took a sharp hit, dropping about 7% today, even as the quarter delivered headline numbers many telecom investors usually want to see. Service revenue reached about US$2.0b and adjusted earnings before interest, tax, depreciation and amortisation climbed to a record US$1.0b, with a strong equity free cash flow print of US$327m.

For a company often framed as a balance between growth and balance sheet risk, that selloff sets up a clear tension. The market marked the price down. The reported cash generation and record profitability present a more complicated story that this article will unpack.

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Q2 2026 Earnings Summary

• Revenue (Q2 2026 vs. Q2 2025): US$2,179m vs. US$1,372m (very large year on year increase)
• Net Income from Continuing Operations (Q2 2026 vs. Q2 2025): US$108m vs. US$676m (declined 84.0%)
• Basic EPS (Q2 2026 vs. Q2 2025): US$0.65 vs. US$4.05 (declined 84.0%)
• Trailing 12 Month Net Profit Margin (Q2 2026 vs. prior year): 9.2% vs. 17.0% (compressed materially year on year)

Tired of squinting at dense earnings tables and raw figures for Millicom International Cellular? Get a clear visual view of the company’s balance sheet strength and overall financial picture in the company report for Millicom International Cellular.

Millicom bullish thesis meets key execution checkpoints

The bullish story on Millicom centers on higher quality growth from postpaid and convergent customers, stronger margins from efficiencies, and cash accretion from recent deals. Q2 hits several of those markers. Service revenue grew organically, and adjusted EBITDA reached US$1.0b with a 46.3% margin, which points to operating efficiencies starting to come through rather than just scale for its own sake.

The postpaid migration and convergence angle is also getting real traction. Mobile service revenue grew organically, with the postpaid base up 31% and two thirds of new postpaid adds coming from prepaid conversions. Colombia, which is core to the consolidation story, delivered 11% organic service revenue growth, 44% fixed mobile convergence penetration and US$336m of EBITDA despite heavy severance expenses. Record equity free cash flow of US$327m and a higher full year eFCF target support the claim that acquisitions are already accretive to cash generation.

Reveal where the surface looks calm, but the models start to disagree on Millicom International Cellular's multi year path. Access the analyst estimates for Millicom International Cellular.

Millicom bearish concerns resurface despite headline strength

The bearish narrative on Millicom centers on heavy capital needs, execution risk in Colombia and Chile, and macro or FX vulnerability keeping cash generation fragile. Q2’s record US$327m equity free cash flow and higher full year eFCF target challenge the idea that high capex automatically caps cash, yet management itself warned that Q2 was unusually strong and that Q3 should be softer. That supports the concern that free cash flow is still lumpy rather than firmly trending.

Bears also worry that consolidation in Colombia could strain cash if integration drags. Here, the data cut against that view. Colombia posted US$336m of EBITDA with a 39.4% margin despite roughly US$30m of severance in Q2 and about US$100m year to date. The immediate 7% share price drop after the release suggests investors remain unconvinced that these improvements are durable given ongoing competitive, FX and regulatory risks flagged previously.

After profit margins compressed from 17% to 9.2% and interest and dividend cover look thin, it is worth asking if these are isolated issues or signals of deeper fragility. Review our structured risk analysis for Millicom International Cellular which shows 4 important warning signs

Take Charge Of Your Next Move

If Millicom International Cellular's mix of record equity free cash flow, compressed margins and the sharp 7% share price drop has your attention, register for free with Simply Wall St and add it to a Watchlist so you can track price against fair value and wait for a setup that fits your plan. Once you decide to build or adjust a position, use the Portfolio Command Center to cut through market noise and keep on top of the key events that matter to your holdings. Over time, tap into the Community to see how other investors are interpreting the same numbers and risks. By spotting potential catalysts and pressure points early, you give yourself more time to react and stay ahead of the market.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.