ENTEGRIS INC — Director's Dealing 2015

Feb 23, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ENTEGRIS INC (ENTG)
CIK: 0001101302
Period of Report: 2015-02-19

Reporting Person: LOY BERTRAND (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-02-19	Common Stock	F	21699	$13.70	Disposed	304810	Direct
2015-02-19	Common Stock	M	70000	$7.07	Acquired	374810	Direct
2015-02-19	Common Stock	S	49348	$13.4818	Disposed	325462	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-02-19	Employee Stock Option (Right to Buy)	$7.07	M	70000	Disposed	2015-02-21	Common Stock (70000)	Direct

Footnotes

F1: These shares were sold to cover the option exercise price and taxes pursuant to a 10b5-1 Trading Plan adopted by the Reporting Person on November 25, 2014.

F2: 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 $13.40 to $13.69, 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.

F3: This option is fully vested.

F4: These options were granted pursuant to an employee stock option plan that provides for the grant of options in consideration of services as an employee.