Flagship explainer

How TransDigm Group Incorporated 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$8.8B · 100%Cost of revenue$3.5B · 40%Gross profit$5.3B · 60%Operating income$4.2B · 47%Income before tax$2.6B · 30%Income tax$555M · 6%Net income$2.1B · 23%As of 2025-09-30 · 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
$8.8B100%
Cost of revenue$3.5B40%
$5.3B60%
$4.2B47%
Income before tax$2.6B30%
Income tax$555M6%
$2.1B23%
Source: · event Sep 30, 2025 · retrieved Jul 26, 2026 · annual-row source set
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