Avantor Results Presentation Deck

7 Adjusted EPS (Quarterly) (Dollars and shares in millions except EPS) Diluted share count (GAAP) Incremental shares excluded for GAAP Diluted share count (non-GAAP) Diluted EPS (GAAP) Dilutive impact of convertible instruments Diluted EPS (non-GAAP) Amortization Loss on extinguishment of debt Net foreign currency loss (gain) from financing activities Other stock-based compensation (benefit) expense Acquisition-related expenses² Integration related expenses³ Purchase accounting adjustments Restructuring & severance charges5 Reserve for certain legal matters Impairment charges' Income tax benefit applicable to pretax adjustments Adjusted EPS (non-GAAP) Navantor™ $ $ $ 1Q22 681 shares 681 shares $ 0.28 0.28 0.14 0.01 (0.01) $ (0.04) 0.38 $ 2Q22 680 shares 680 shares $ 0.28 0.28 0.10 0.01 0.02 (0.04) 0.37 $ $ $ 3Q22 679 shares 679 shares $ 0.25 0.25 0.11 0.01 (0.03) 0.34 $ $ es $ 4Q22 677 shares 677 shares $ 0.21 0.21 0.12 0.01 0.01 (0.03) 0.32 $ $ $ 1Q23 678 shares 678 shares $ 0.18 0.18 0.12 0.01 0.01 ㅇ.'ㅇㅇ (0.03) 0.29 $ $ $ 2Q23 675 shares 2 shares 678 shares $ (0.01) (0.01) 0.12 0.01 0.24 (0.08) 0.28 $ $ $ 3Q23 679 shares 679 shares $ 0.16 0.16 0.11 0.01 OO (0.03) 0.25 10

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