TETRA TECH INC — Director's Dealing 2017

Nov 13, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2017-11-09

Reporting Person: CHU RONALD J (EXECUTIVE VICE PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-11-09	COMMON STOCK	M	21520	$22.53	Acquired	58624	Direct
2017-11-09	COMMON STOCK	M	20875	$24.26	Acquired	79499	Direct
2017-11-09	COMMON STOCK	S	21520	$50	Disposed	57979	Direct
2017-11-09	COMMON STOCK	S	20875	$50	Disposed	37104	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-11-09	STOCK OPTION (RIGHT TO BUY)	$22.53	M	21520	Disposed	2019-11-11	COMMON STOCK (21520.0)	Direct
2017-11-09	STOCK OPTION (RIGHT TO BUY)	$24.26	M	20875	Disposed	2020-11-16	COMMON STOCK (20875.0)	Direct

Footnotes

F1: All shares sold at an exact price, pursuant to an automatic 10b5-1 trading plan.

F2: The option was fully exercisable on November 11, 2015.

F3: The option was fully exercisable on November 16, 2016.