How Lumen Technologies makes money

Period

FY2025

How does Lumen Technologies make money? This Sankey traces every dollar of revenue through the income statement — into cost of revenue, R&D, SG&A, and taxes — and shows what's left as profit. Pick any fiscal year, recent quarter, or the trailing twelve months. Straight from SEC filings.

Lumen Technologies Inc. · FY2025 · year ended 2025-12-31

Revenue$12.4BNet loss$1.7B · 14%Cost of revenue$6.6B · 54%Gross profit$5.8B · 46%Operating expenses$6.6B · 53%SG&A$3.2B · 26%Other opex$3.4B · 27%Other expense$927M · 7%

Each fiscal year from SEC filings. Percentages are share of revenue, so the green profit nodes read directly as gross / operating / net margin. Line items a company doesn't break out are derived from their siblings so the flows balance; small residuals show as “Other.” For informational purposes only.