ENTEGRIS INC — Director's Dealing 2018

Mar 13, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ENTEGRIS INC (ENTG)
CIK: 0001101302
Period of Report: 2018-03-09

Reporting Person: Rucci Corey (SVP, Business Development)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-03-09	Common Stock	M	3599	$13.49	Acquired	24664.494	Direct
2018-03-09	Common Stock	F	1998	$36.55	Disposed	22666.494	Direct
2018-03-09	Common Stock	M	6498	$12.20	Acquired	29164.494	Direct
2018-03-09	Common Stock	F	3444	$36.55	Disposed	25720.494	Direct
2018-03-09	Common Stock	M	3734	$21.60	Acquired	29454.494	Direct
2018-03-09	Common Stock	F	2657	$36.55	Disposed	26797.494	Direct
2018-03-12	Common Stock	S	5732	$36.4274	Disposed	21065.494	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-03-09	Employee Stock Option (Right to Buy)	$13.49	M	3599	Disposed	2022-02-19	Common Stock (3599)	Direct
2018-03-09	Employee Stock Option (Right to Buy)	$12.20	M	6498	Disposed	2023-02-19	Common Stock (6498)	Direct
2018-03-09	Employee Stock Option (Right to Buy)	$21.60	M	3734	Disposed	2024-02-19	Common Stock (3734)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	35000	Indirect

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 Secretaries and Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $36.35 to $36.50, 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 three installments became exercisable on February 19, 2016, February 19, 2017 and February 19, 2018, respectively. The last installment will become exercisable on February 19, 2019.

F3: This option was granted pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F4: This option vests in four equal installments. The first two installments became exercisable on February 19, 2017 and February 19, 2018, respectively. The remaining installments will become exercisable on February 19, 2019 and February 19, 2020, respectively.

F5: This option vests in four equal installments. The first installment became exercisable on February 19, 2018. The remaining installments will become exercisable on February 19, 2019, February 19, 2020 and February 19, 2021, respectively.