Flagship explainer

What drives Alkermes plc.’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 equity15%Tax burden83%net income ÷ pretax incomeInterest burden115%pretax ÷ operating incomeOperating margin17%operating income ÷ revenueAsset turnover0.65×revenue ÷ average assetsEquity multiplier1.38×average assets ÷ average equityAs of 2025-12-31 · 1 SEC filing sourceBuy Like Buffett · buylikebuffett.com
DuPont source inputs
InputValueFiscal yearSource
$242MFY2025
Income before tax$291MFY2025
Operating income$254MFY2025
$1.5BFY2025
Ending assets$2.5BFY2025
Beginning assets$2.1BFY2024
$1.8BFY2025
$1.5BFY2024
Source: · event Dec 31, 2025 · retrieved Jul 26, 2026 · annual-row source set
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