ENTEGRIS INC — Director's Dealing 2021

May 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ENTEGRIS INC (ENTG)
CIK: 0001101302
Period of Report: 2021-04-29

Reporting Person: Sullivan Brian F. (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-04-29	Common Stock	A	1610	—	Acquired	100087.505	Direct

Footnotes

F1: These Restricted Stock Units vest in full on the earlier of (1) the anniversary date of the grant, or (2) the date of the Company's 2022 Annual Meeting of Stockholders.

F2: These shares were awarded on April 29, 2021 as Restricted Stock Units, payable solely in Common Stock, pursuant to the Entegris, Inc. 2020 Stock Plan, which provides for the award of Restricted Stock Units to independent directors in consideration for services as such.