Avantor Results Presentation Deck

Q3 revenue Reported revenue in $M $1,856.5 Q3'22 X.X% Reported revenue growth -7.3% Navantor™ $1,720.2 TOTAL REVENUE Q3'23 Core organic growth COVID-19 impact Organic growth FX impact Reported growth -7.9% -1.7% -9.6% +2.3% -7.3% 415 Note: Organic growth is reported revenue growth excluding the impacts from changes in foreign currency exchange rates. Core organic growth is organic growth net of COVID-19 impact. 5

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