ENTEGRIS INC — Director's Dealing 2011

Mar 23, 2011

SEC Form 4/A — Form 4/A

Issuer: ENTEGRIS INC (ENTG)
CIK: 0001101302
Period of Report: 2011-02-22

Reporting Person: LOY BERTRAND (Exec VP & COO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-02-22	Employee Stock Option (Right to Buy)	$8.76	A	81204	Acquired	2018-02-19	Common Stock (81204)	Direct

Footnotes

F1: This amendment is to correct the expiration date of the options specified in Table II, Colum 6.

F2: The option vests in 4 equal annual installments on February 19, 2012, February 19, 2013, February 19, 2014 and February 19, 2015.

F3: These options were awarded pursuant to a stock option plan that provides for the award of options in consideration of services as an employee.