TETRA TECH INC — Director's Dealing 2011

Mar 2, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2011-03-01

Reporting Person: HADEN PATRICK C (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-01	STOCK OPTION	$22.81	A	8000	Acquired	2021-03-02	COMMON STOCK (8000)	Direct

Footnotes

F1: The option becomes exercisable in full on the first anniversary of the grant if the optionee has not ceased to be a director prior to such first anniversary date.