Avantor, Inc. — Director's Dealing 2023

May 19, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Avantor, Inc. (AVTR)
CIK: 0001722482
Period of Report: 2023-05-17

Reporting Person: Szlosek Thomas A (EVP & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-17	Common Stock	F	23261	$20.28	Disposed	77489	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	87726	Indirect
Common Stock	89225	Indirect

Footnotes

F1: Represents the number of shares withheld by the Issuer to cover tax withholding obligations in connection with the vesting of RSUs.

F2: Reflects a transfer by the Reporting Person of 4,103 shares into a Revocable Living Trust of which the Reporting Person is the sole beneficiary and sole trustee.