Flagship explainer

How Calix, 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$1.0B · 100%Cost of revenue$432M · 43%Gross profit$568M · 57%Operating income$21M · 2%Income before tax$34.2M · 3%Income tax$16.3M · 2%Net income$17.9M · 2%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
$1.0B100%
Cost of revenue$432M43%
$568M57%
$21M2%
Income before tax$34.2M3%
Income tax$16.3M2%
$17.9M2%
Source: · event Dec 31, 2025 · retrieved Jul 26, 2026 · annual-row source set
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