Avantor, Inc. — Director's Dealing 2023

Feb 3, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Avantor, Inc. (AVTR)
CIK: 0001722482
Period of Report: 2023-01-31

Reporting Person: Stubblefield Michael (Director, CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-01-31	Common Stock	A	223482	—	Acquired	1301406	Direct
2023-01-31	Common Stock	F	91140	$23.90	Disposed	1210266	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	111917	Indirect
Common Stock	429500	Indirect

Footnotes

F1: Reflects performance-based restricted stock units previously granted to the Reporting Person, the performance of which was certified on January 31, 2023. Each performance-based restricted stock unit represents a contingent right to receive one share of Common Stock of the Issuer.

F2: Reflects a transfer by the Reporting Person of 111,917 shares into a grantor retained annuity trust on December 9, 2022.

F3: Reflects shares of Common Stock withheld to cover the Reporting Person's tax liability in connection with the vesting and settlement of the performance-based restricted stock units described herein.

F4: Reflects securities held by a trust for the benefit of the Reporting Person's family, of which the spouse of the Reporting Person is the trustee. The Reporting Person disclaims beneficial ownership of the securities held by the trust, except to the extent of his pecuniary interest therein.