TETRA TECH INC — Director's Dealing 2018

Mar 15, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TETRA TECH INC (TTEK)
CIK: 0000831641
Period of Report: 2018-03-13

Reporting Person: BURDICK STEVEN M (EVP, CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-03-13	COMMON STOCK	M	16750	$23.48	Acquired	67422	Direct
2018-03-13	COMMON STOCK	S	16750	$51.6664	Disposed	50672	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-03-13	STOCK OPTION (RIGHT TO BUY)	$23.48	M	16750	Disposed	2018-11-12	COMMON STOCK (16750.0)	Direct

Footnotes

F1: The amount of securities beneficially owned has also been updated to reflect the acquisition of 123 shares of common stock pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP) on December 15, 2017.

F2: $51.6664 is an average price. Shares were sold at prices ranging from $51.60 to $51.80 per share.

F3: The option was fully exercisable on November 12, 2014.

F4: The option expires in the current year.