ENTEGRIS INC — Director's Dealing 2013

Jan 30, 2013

SEC Form 4/A — Form 4/A

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

Reporting Person: Edlund Todd James (Vice President, GM, CCS Div.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-01-25	Common Stock	M	17500	$8.37	Acquired	101626	Direct
2013-01-25	Common Stock	S	17500	$9.7766	Disposed	84126	Direct
2013-01-25	Common Stock	M	23380	$7.07	Acquired	107506	Direct
2013-01-25	Common Stock	S	23380	$9.7766	Disposed	84126	Direct
2013-01-28	Common Stock	M	7000	$2.10	Acquired	91126	Direct
2013-01-28	Common Stock	S	7000	$10.00	Disposed	84126	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-01-25	Employee Stock Option (Right to Buy)	$8.37	M	17500	Disposed	2014-10-15	Common Stock (17500)	Direct
2013-01-25	Employee Stock Option (Right to Buy)	$7.07	M	23380	Disposed	2015-02-21	Common Stock (23380)	Direct
2013-01-28	Employee Stock Option (Right to Buy)	$2.10	M	7000	Disposed	2015-12-16	Common Stock (7000)	Direct

Footnotes

F1: These shares were sold pursuant to a 10b5-1 Trading Plan established by the Reporting Person on November 10, 2011.

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 Securities & Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $9.75 to $9.84, 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.

F5: This Form 4/A amends a duplicate Form 4 that was filed on January 29, 2013 at 3:06 p.m. This duplicate was filed in error and with the wrong Filer's CIK number. This Form 4/A is to report that the duplicate Form 4 should be disregarded. The Form 4 filed January 29, 2013 at 2:57 p.m. is the Form 4 that should be relied on to accurately report the transactions in question which information is restated above.