ENTEGRIS INC — Director's Dealing 2020

Feb 10, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ENTEGRIS INC (ENTG)
CIK: 0001101302
Period of Report: 2020-02-06

Reporting Person: Tison Stuart (SVP & GM, SCEM)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-02-06	Common Stock	M	6654	$21.60	Acquired	79116	Direct
2020-02-06	Common Stock	F	3549	$56.38	Disposed	75567	Direct
2020-02-06	Common Stock	M	3217	$31.10	Acquired	78784	Direct
2020-02-06	Common Stock	F	2126	$56.38	Disposed	76658	Direct
2020-02-06	Common Stock	G	4861	—	Disposed	71797	Direct
2020-02-06	Common Stock	S	2820	$56.5401	Disposed	68977	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-02-06	Employee Stock Option (Right to Buy)	$21.6	M	6654	Disposed	2024-02-19	Common Stock (6654.0)	Direct
2020-02-06	Employee Stock Option (Right to Buy)	$31.1	M	3217	Disposed	2025-02-19	Common Stock (3217.0)	Direct

Footnotes

F1: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $56.5367 to $56.55, inclusive. The reporting person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F2: This option vests in four equal installments. The first two installments became exercisable on February 19, 2018 and February 19, 2019, respectively. The remaining two installments become available on February 19, 2020 and February 19, 2021, respectively.

F3: This option vests in four equal installments. The first installment became exercisable on February 19, 2019. The three remaining installments become available on February 19, 2020, February 19, 2021 and February 19, 2022, respectively.