Flagship explainer

What drives McKESSON CORPORATION’s return on equity?

ROE is five filed business factors multiplied together.

DuPont return on equity factor treeReturn on equity branches into tax burden, interest burden, operating margin, asset turnover, and the equity multiplier.Return on equity−224%Tax burden77%net income ÷ pretax incomeInterest burden100%pretax ÷ operating incomeOperating margin2%operating income ÷ revenueAsset turnover5.12×revenue ÷ average assetsEquity multiplier-37.09×average assets ÷ average equityAs of 2026-03-31 · 2 SEC filing sourcesBuy Like Buffett · buylikebuffett.com
DuPont source inputs
InputValueFiscal yearSource
$4.8BFY2026
Income before tax$6.2BFY2026
Operating income$6.2BFY2026
$403.4BFY2026
Ending assets$82.3BFY2026
Beginning assets$75.1BFY2025
−$2.2BFY2026
−$2.1BFY2025
Source: · event Mar 31, 2026 · retrieved Jul 26, 2026 · annual-row source set
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MCK dupont explainer — Buy Like Buffett · Buy Like Buffett