TETRA TECH INC — Director's Dealing 2018

Feb 6, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2018-02-05

Reporting Person: LEWIS J CHRISTOPHER (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-02-05	COMMON STOCK	M	8000	$18.87	Acquired	56389	Direct
2018-02-05	COMMON STOCK	S	8000	$49.9084	Disposed	48389	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-02-05	STOCK OPTION (RIGHT TO BUY)	$18.87	M	8000	Disposed	2018-03-01	COMMON STOCK (8000.0)	Direct

Footnotes

F1: $49.9084 is an average price. Shares were sold at prices ranging from $49.85 to $49.955 per share.

F2: The option became exercisable as to 100% of the underlying shares on the anniversary of its grant date.

F3: The option expires in the current year.