ENTEGRIS INC — Director's Dealing 2017

Feb 22, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ENTEGRIS INC (ENTG)
CIK: 0001101302
Period of Report: 2017-02-19

Reporting Person: Murphy John J (SVP, Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-19	Common Stock	F	1541	$21.95	Disposed	67208	Direct
2017-02-21	Common Stock	M	5290	$9.88	Acquired	72498	Direct
2017-02-21	Common Stock	F	3311	$22.15	Disposed	69187	Direct
2017-02-21	Common Stock	M	5446	$11.71	Acquired	74633	Direct
2017-02-21	Common Stock	F	3713	$22.15	Disposed	70920	Direct
2017-02-21	Common Stock	M	4121	$13.49	Acquired	75041	Direct
2017-02-21	Common Stock	F	3033	$22.15	Disposed	72008	Direct
2017-02-22	Common Stock	S	4800	$22.125	Disposed	67208	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-21	Employee Stock Option (Right to Buy)	$9.88	M	5290	Disposed	2020-02-19	Common Stock (5290)	Direct
2017-02-21	Employee Stock Option (Right to Buy)	$11.71	M	5446	Disposed	2021-02-19	Common Stock (5446)	Direct
2017-02-21	Employee Stock Option (Right to Buy)	$13.49	M	4121	Disposed	2022-02-19	Common Stock (4121)	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 Secretaries & Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $22.05 to $22.20, 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 is fully vested.

F3: This option vests in four equal annual installments. The first three installments became exercisable on February 19, 2015. February 19, 2016 and February 19, 2017, respectively. The last installment becomes exercisable on February 19, 2018.

F4: This option vests in four equal annual installments. The first two installments became exercisable on February 19, 2016 and February 19, 2017, respectively. The remaining installments become exercisable on February 19, 2018 and February 19, 2019, respectively.

F5: This option was granted pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.