ENTEGRIS INC — Director's Dealing 2013

Jan 28, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ENTEGRIS INC (ENTG)
CIK: 0001101302
Period of Report: 2013-01-25

Reporting Person: Shaner William James (Vice President, GM, ME Div.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-01-25	Common Stock	M	7000	$2.10	Acquired	66185	Direct
2013-01-25	Common Stock	S	7000	$9.87	Disposed	59185	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-01-25	Employee Stock Option (Right-to-Buy)	$2.10	M	7000	Disposed	2015-02-16	Common Stock (7000)	Direct

Footnotes

F1: These shares were sold pursuant to a 10b5-1 Trading Plan established by the Reporting Person on August 9, 2012.

F2: This option is fully vested.

F3: 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.