TETRA TECH INC — Director's Dealing 2014

Aug 19, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2014-08-19

Reporting Person: BATRACK DAN L (Director, CHIEF EXECUTIVE OFFICER)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-08-19	COMMON STOCK	M	40000	$17.71	Acquired	226070	Direct
2014-08-19	COMMON STOCK	S	40000	$25.7527	Disposed	186070	Direct
2014-08-19	COMMON STOCK	M	15413	$15.79	Acquired	201483	Direct
2014-08-19	COMMON STOCK	S	15413	$25.7527	Disposed	186070	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-08-19	STOCK OPTION	$17.71	M	40000	Disposed	2014-12-05	COMMON STOCK (40000)	Direct
2014-08-19	STOCK OPTION	$15.79	M	15413	Disposed	2015-01-18	COMMON STOCK (15413)	Direct

Footnotes

F1: Consists of 217 shares acquired under the Tetra Tech, Inc. Employee Stock Purchase Plan (an exempt transaction under Rule 16b-3(c)).

F2: The option was fully vested as of December 5, 2010.

F3: The option was fully vested as of January 18, 2009.