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How WESCO International, Inc. makes its money

Start with a dollar of revenue and follow what the filing says remains.

revenueBranching filed flows with values and percentages directly labeled. Missing filing concepts are omitted rather than estimated.Revenue$23.5B · 100%Cost of revenue$18.5B · 79%Gross profit$5.0B · 21%Operating income$1.2B · 5%Income before tax$856M · 4%Income tax$213M · 1%Net income$640M · 3%As of 2025-12-31 · 1 SEC filing sourceBuy Like Buffett · buylikebuffett.com

Honest partial: the filing did not provide a normalized tag for Research and development, Selling, general and administrative; those components are omitted, not plugged.

Table alternative
Filed lineValue% of revenueSource
$23.5B100%
Cost of revenue$18.5B79%
$5.0B21%
$1.2B5%
Income before tax$856M4%
Income tax$213M1%
$640M3%
Source: · event Dec 31, 2025 · retrieved Oct 17, 2026 · annual-row source set
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