Flagship explainer

How TETRA TECH, 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$5.4B · 100%Cost of revenue$825M · 15%Gross profit$961M · 18%Operating income$408M · 8%Income before tax$378M · 7%Income tax$130M · 2%Net income$248M · 5%As of 2025-09-28 · 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
$5.4B100%
Cost of revenue$825M15%
$961M18%
$408M8%
Income before tax$378M7%
Income tax$130M2%
$248M5%
Source: · event Sep 28, 2025 · retrieved Jul 26, 2026 · annual-row source set
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