TETRA TECH INC — Director's Dealing 2014

Aug 26, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2014-08-25

Reporting Person: BIEBER MICHAEL A (SENIOR VICE PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-08-25	COMMON STOCK	M	2270	$15.79	Acquired	21723	Direct
2014-08-25	COMMON STOCK	S	2270	$25.6866	Disposed	19453	Direct
2014-08-25	COMMON STOCK	M	16750	$17.71	Acquired	36203	Direct
2014-08-25	COMMON STOCK	S	16750	$25.6866	Disposed	19453	Direct
2014-08-25	COMMON STOCK	M	2480	$15.79	Acquired	21933	Direct
2014-08-25	COMMON STOCK	S	2480	$25.6866	Disposed	19453	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-08-25	STOCK OPTION	$15.79	M	2270	Disposed	2015-01-18	COMMON STOCK (2270)	Direct
2014-08-25	STOCK OPTION	$17.71	M	16750	Disposed	2014-12-05	COMMON STOCK (16750)	Direct
2014-08-25	STOCK OPTION	$15.79	M	2480	Disposed	2015-01-18	COMMON STOCK (2480)	Direct

Footnotes

F1: The option was fully vested as of January 18, 2009.

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